CN104999798B - The use of printing-fluid box, printing device and printing-fluid box - Google Patents

The use of printing-fluid box, printing device and printing-fluid box Download PDF

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Publication number
CN104999798B
CN104999798B CN201510333395.1A CN201510333395A CN104999798B CN 104999798 B CN104999798 B CN 104999798B CN 201510333395 A CN201510333395 A CN 201510333395A CN 104999798 B CN104999798 B CN 104999798B
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China
Prior art keywords
printing
width
print cartridge
box
electrical interface
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CN104999798A (en
Inventor
神户智弘
高木裕规
中村宙健
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Brother Industries Ltd
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Brother Industries Ltd
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Abstract

The use of printing-fluid box, printing device and printing-fluid box.Printing-fluid box is configured to be installed to box installation portion, and box installation portion includes optical sensor and at least one contact.Printing-fluid box includes：At least one electrical interface, at least one described electrical interface is configured to be electrically connected at least one described contact；With optical attenuation portion, the optical attenuation portion is configured to be inserted between the optical transmitting set of the optical sensor and optical receiver and detected by the optical sensor.

Description

The use of printing-fluid box, printing device and printing-fluid box
It is on December 22nd, 2011, entitled " printing-fluid box, printing device and printing stream the applying date that the application, which is, The divisional application of the Chinese invention patent application of the use of body box " and Application No. 201110435150.1.
Technical field
The present invention relates to a kind of printing-fluid box for being configured to be installed to box installation portion, and it is related to a kind of including this The printing device of printing-fluid box.
Background technology
Known image printing device, as described in patent application publication JP2009-132098A, is configured to beating The upper print image of printing paper.Known image printing device has ink jet-print head and is configured to ink from the nozzle of printhead Drop is optionally ejected on print paper.Ink drop on print paper on print paper and so that print desired figure Picture.Known image printing device has print cartridge, and the print cartridge is configured to the ink that storage will be supplied to printhead.Print cartridge It is configured to be installed to the installation portion being arranged in known image printing device and is removed from the installation portion.
Another known print cartridge, as described in patent application publication JP2000-37780, with such as memory module Electronic unit, the memory module is used for the data for storing the information on print cartridge, such as black color, the composition of ink, ink Surplus, maintenance state etc..When print cartridge is installed to installation portion, memory module and the electric contact being arranged in installation portion Contact and electrical connection, enabling read the data stored in memory module.Meanwhile, the black pipe of installation portion is inserted into print cartridge In ink supply.
The content of the invention
If however, the electrical connection between memory module and contact can not be set up, or if because some reasons are being deposited The data stored in memory modules are destroyed or can not read data, even if when the black print cartridge of storage sufficient amount is installed to peace During dress portion, also print cartridge is used without allowing because data can not be read.When this happens, user needs to use new ink The ink stored in box and untapped print cartridge is wasted.
Therefore, occurs the demand for these and other defect for overcoming correlation technique for printing-fluid box and printing device. The technical advantages of the present invention are that：Even if when the electrical connection between the electrical interface of printing-fluid box and contact can not be set up or can not When reading data via electrical interface, printing-fluid box can also be used.
A kind of embodiments in accordance with the present invention, printing-fluid box is configured to be installed to box installation portion, and the box is installed Portion includes optical sensor and at least one contact.The printing-fluid box includes：At least one electrical interface, it is described at least one Electrical interface is configured to be electrically connected at least one described contact；With optical attenuation portion, the optical attenuation portion is configured to be inserted into Detected between the optical transmitting set and optical receiver of the optical sensor and by the optical sensor.
Due to the construction, because printing-fluid box includes being configured to at least one described electrical interface independently by optics The optical attenuation portion of sensor detection, even if the electrical connection between at least one electrical interface and at least one contact can not be set up Or data can not be read via at least one described electrical interface, printing-fluid can determine based on the information obtained from optical attenuation portion Box is installed to box installation portion.Therefore, even if can not set up between at least one described electrical interface and at least one contact When electrically connecting or can not read data via at least one described electrical interface, printing-fluid box can also be used.
By the detailed description and the accompanying drawings of the invention below, to those skilled in the art, other purposes, feature and Advantage will be apparent.
Brief description of the drawings
For a more complete understanding of the present invention, so as to the demand, target, feature and advantage, present pair and accompanying drawing of its satisfaction With reference to following description referred to.
Fig. 1 is the constructed profile of the printer for including box installation portion and print cartridge according to embodiments of the present invention.
Fig. 2 is the perspective view of print cartridge.
Fig. 3 is the decomposition diagram of print cartridge.
Fig. 4 is the vertical cross section figure of print cartridge.
Fig. 5 is the perspective view of box installation portion and print cartridge.
Fig. 6 is the vertical cross section figure of box installation portion.
Fig. 7 is the vertical part sectioned view of box installation portion and print cartridge during print cartridge is installed into box installation portion.
Fig. 8 is another vertical part sectioned view of box installation portion and print cartridge during print cartridge is installed into box installation portion.
Fig. 9 is the vertical part sectioned view of box installation portion and print cartridge, wherein completing print cartridge being installed to box installation portion.
Figure 10 A are the side views of the print cartridge according to variant embodiment.
Figure 10 B are the front views of Figure 10 A print cartridge.
Figure 11 A are the side views of the print cartridge according to another variant embodiment.
Figure 11 B are the front views of Figure 11 A print cartridge.
Embodiment
Embodiments of the invention, its feature and advantage are appreciated that by reference to Fig. 1-11B, in the various figures identical accompanying drawing mark Remember for representing corresponding part.
[printer 10]
With reference to Fig. 1, the printing device of such as printer 10 is configured for by optionally being sprayed on print paper Ink droplet and on print paper print image ink-jet printer.Printer 10 includes ink-feeding device 100.Ink-feeding device 100 is wrapped Include box installation portion 110.The printing-fluid box that box installation portion 110 is configured to allow for such as print cartridge 30 is installed in wherein.Box is pacified Dress portion 110 has opening 112, and the inside of black installation portion 110 is exposed to the outside of box installation portion 110 via the opening 112.Print cartridge 30 are configured to be inserted into box installation portion 110 via opening 112 so that print cartridge 30 is installed to box installation portion 110.Print cartridge 30 It is configured to remove from box installation portion 110 via opening 112.
Print cartridge 30 is configured to the ink that storage is used by printer 10.Printer 10 includes printhead 21 and black pipe 20.When When print cartridge 30 is installed to box installation portion 110, print cartridge 30 and printhead 21 are fluidly connected via black pipe 20.Printhead 21 includes pair Container 28.Secondary container 28 is configured to the ink that interim storage is supplied from print cartridge 30 via black pipe 20.Printhead 21 includes nozzle 29, And be configured to optionally spray the ink supplied from secondary container 28 by nozzle 29.
Printer 10 includes sheet feed tray 15, paper feed roller 23, conveying roller to 25, platen 26, discharge roller pair 22 and discharge tray 16. Transport path 24 is formed from sheet feed tray 15 via conveying roller to 25, platen 26 and discharge roller pair 22 until discharge tray 16.Feedback Paper bowl 23 is configured to print paper being fed to transport path 24 from sheet feed tray 15.Conveying roller is configured to 25 by from paper feed The print paper that disk 15 is fed is transported on platen 26.Printhead 21 is configured to ink being optionally ejected on platen 26 On the print paper of process.Therefore, image is printed on print paper.The print paper passed through on platen 26 is discharged Roller discharge the paper discharge tray 16 being arranged at the most downstream of transport path 24 to 22.
[print cartridge 30]
Referring to figs. 2 to Fig. 5, print cartridge 30 is configured to：While print cartridge 30 is in stand up position as shown in Figure 2, ink Box 30 inserts box installation portion 110 on insertion/dismounting direction 50 and neutralized to be removed from box installation portion 110, in the stand up position, print cartridge 30 top surface upwardly and print cartridge 30 basal surface downwards.Insertion/dismounting direction 50 extends in the horizontal direction.Work as print cartridge 30 be installed to box installation portion 110, in installation site when, print cartridge 30 is in stand up position.Print cartridge 30 is configured in insertion Insert in box installation portion 110 and removed on direction 55 is removed from box installation portion 110 on direction 56.Insertion/dismounting direction 50 is Direction of insertion 56 and the combination for removing direction 55.Direction of insertion 56 extends in the horizontal direction, and removes direction 55 in level side Upwardly extend.When print cartridge 30 is in stand up position, short transverse (above-below direction) 52 is corresponding with gravity direction (vertical direction). In another embodiment, insertion/dismounting direction 50 strictly can not extend in the horizontal direction, but can with horizontal direction The side intersected with gravity direction (vertical direction) is upwardly extended.
Print cartridge 30 has almost parallel hexahedral shape and including main body 31 and bracket 90.Main body 31 and bracket 90 form ink The outward appearance of box 30.Print cartridge 30 is configured for storing the container of ink wherein.Print cartridge 30 includes ink chamber 36, and the ink chamber is formed in Space inside print cartridge 30.More specifically, main body 31 includes ink chamber 36 formed therein, such as main body 31 includes inner frame 35, ink chamber 36 is formed in inner frame 35.Print cartridge 30 is with the width on width (left and right directions) 51, in height side Depth to the height on (above-below direction) 52 and on depth direction (fore-and-aft direction) 53.Width (left and right directions) 51, Short transverse (above-below direction) 52 and depth direction (fore-and-aft direction) 53 are perpendicular to one another.The width of print cartridge 30 is less than the height of print cartridge 30 Degree and depth.When print cartridge 30 is in installation site (stand up position), width (left and right directions) 51 and plane-parallel are deep Direction (fore-and-aft direction) 53 is spent also to put down with plane-parallel, short transverse (above-below direction) 52 and gravity direction (vertical direction) OK.When print cartridge 30 is inserted into box installation portion 110 and removed from box installation portion 110, depth direction (fore-and-aft direction) 53 with insertion/ Remove direction 50 parallel, width (left and right directions) 51 and short transverse (above-below direction) 52 are hung down with insertion/dismounting direction 50 Directly.Short transverse (above-below direction) 52 is with upward direction and parallel in downward direction and be upward direction and combination in downward direction.
Print cartridge 30 includes the rear wall 42 opposite with antetheca 40 for direction 56 with being inserted into of antetheca 40.When print cartridge 30 is inserted into When in box installation portion 110, antetheca 40 is located at the front side being inserted into for direction 56 of print cartridge 30.More specifically, when the quilt of print cartridge 30 When inserting in box installation portion 110, antetheca 40 is towards direction of insertion 56, and in other words, antetheca 40 is orientated towards direction of insertion 56.Work as ink When box 30 is inserted into box installation portion 110, rear wall 42 is located at the rear side being inserted into for direction 56 of print cartridge 30.More specifically, When print cartridge 30 is inserted into box installation portion 110, rear wall 42 towards remove direction 55, in other words, rear wall 42 towards remove direction 55 orientations.Antetheca 40 and rear wall 42 are aligned on depth direction (fore-and-aft direction) 53.When print cartridge 30 is inserted into box installation portion 110 When, antetheca 40 and rear wall 42 are aligned on insertion/dismounting direction 50.Print cartridge 30 includes each on insertion/dismounting direction 50 prolonging The side wall 37,38 stretched and be connected with antetheca 40 and rear wall 42.Side wall 37 and 38 is aligned on width (left and right directions) 51.Ink Box 30 includes the roof 39 being connected with the upper end of antetheca 40, rear wall 42 and side wall 37,38.Print cartridge 30 includes and antetheca 40, rear wall 42 and side wall 37,38 lower end connection bottom wall 41.Roof 39 and bottom wall 41 are aligned in short transverse (above-below direction) 52.Before The outer surface of wall 40 is the preceding surface of print cartridge 30, and the outer surface of rear wall 42 is the rear surface of print cartridge 30.Therefore, when print cartridge 30 is straight When being inserted into vertical position in box installation portion 110, the preceding surface of print cartridge 30 is orientated towards direction of insertion 56, and when print cartridge 30 exists When being inserted into stand up position in box installation portion 110, the rear surface of print cartridge 30 is orientated towards direction 55 is removed.The appearance of roof 39 Face is the top surface of print cartridge 30, and the outer surface of bottom wall 31 is the basal surface of print cartridge 30.Therefore, when print cartridge 30 in stand up position quilt When inserting in box installation portion 110, the top surface of print cartridge 30 is orientated in an upward direction, and when the quilt in stand up position of print cartridge 30 When being installed to box installation portion 110, the basal surface of print cartridge 30 is orientated in a downward direction.Top surface and preceding surface and rear surface Upper end is connected, and basal surface is connected with the lower end on preceding surface and rear surface.Similarly, the outer surface of side wall 37,38 is print cartridge 30 Side surface.
In this embodiment, bracket 90 includes antetheca 40, a part for side wall 37, a part for side wall 38 and bottom wall 41 A part, and main body 31 includes rear wall 42, the other parts of side wall 37, the other parts of side wall 38, other portions of roof 39 Divide the other parts with bottom wall 41.Therefore, preceding surface of the bracket 90 including print cartridge 30, a part for the top surface of print cartridge 30, ink A part for the basal surface of box 30 and the part of the side surface of print cartridge 30, and main body 31 includes the rear surface of print cartridge 30, print cartridge The other parts of 30 top surface, print cartridge 30 have the other parts of the other parts of basal surface and the side surface of print cartridge 30.
[main body 31]
Referring to figs. 2 to Fig. 4, main body 31 includes inspection in the center for short transverse (above-below direction) 52 of main body 31 Survey portion 33.Test section 33 is located at the side of antetheca 40 of main body 31.More specifically, test section 33 is located at the preceding surface of main body 31, when When print cartridge 30 is inserted into box installation portion 110, the preceding surface of main body 31 is towards direction of insertion 56, in other words, towards direction of insertion 56 orientations.Bracket 90 includes the first protuberance 85, and first protuberance includes test section, such as rib 88.First protuberance 85 is wrapped Include the front end being inserted into for direction 56.Rib 88 includes being inserted into the front end for direction 56.Bracket 90 includes the second protuberance 86.Second protuberance 86 includes being inserted into the front end for direction 56.Bracket 90 includes another test section 89.Test section 33 is positioned Compare front end, the front end of rib 88, the front end of the second protuberance 86 and the test section of the first protuberance 85 for achievement direction of insertion 56 89 backward.Test section 33 has box-shaped of the opening towards ink chamber 36 so that the inside of test section 33 is in fluid communication with ink chamber 36.Inspection Survey portion 33 includes a pair of walls being made up of for example transparent or semitransparent light-transmissive resin, and this pair of wall allows such as visible ray or infrared The light of light is travelled upwardly with by this pair of wall in the side vertical with insertion/dismounting direction 50.In this embodiment, with inserting/tearing open Except the vertical direction in direction 50 is width (left and right directions) 51.Test section 33 is exposed to the outer of print cartridge 30 via opening 95 Portion, the opening 95 is formed as running through bracket 90 at the side of antetheca 40 of bracket 90.When print cartridge 30 is installed to box installation portion 110 When, optical sensor 114 (see Fig. 6) launches light on the direction vertical with insertion/dismounting direction 50.Test section 33 can allow from The light that optical sensor 114 is launched and reaches test section 33 via opening 95 passes through test section 33.
This pair of wall of test section 33 is aligned on width (left and right directions) 51, and between this pair of wall of test section 33 Form space.The ink stored in ink chamber 36 can reach the space.With reference to Fig. 4, main body 31 includes the biography being arranged in ink chamber 36 Sensor arm 60.Sensor arm 60 includes the main arm body 61 extended on depth direction (fore-and-aft direction) 53, positioned at arm body The indicator 62 of 61 end and the float 63 at the other end of arm body 61.Indicator 62 is located at being somebody's turn to do for test section 33 To in the space that is formed between wall.Main body 31 is included in the support shaft 64 extended on width (left and right directions) 51, and sensing Device arm 60 is supported by support shaft 64 so that sensor arm 60 can be pivoted around support shaft 64.Sensor arm 60 is configured to be based on The black amount stored in ink chamber 36 is pivoted, thereby indicate that device 62 is configured to pivot based on the black amount stored in ink chamber 36.Pass Sensor arm 60 is configured to move between upper position and lower position.When sensor arm 60 is in upper position, indicator 62 In the upside for gravity direction (vertical direction) of test section 33.When sensor arm 60 is in lower position, indicator 62 Positioned at the downside for gravity direction of test section 33.Fig. 4 depict when ink chamber 36 have be stored in scheduled volume therein or Positioned at the sensor arm 60 of lower position during more ink.
When print cartridge 30 is installed to box installation portion 110, test section 33 is located at the optical transmitting set and light of optical sensor 114 Between receiver, the optical transmitting set and optical receiver are on horizontal direction (width or a left side vertical with insertion/dismounting direction 50 Right direction 51) on be aligned, and test section 33 is constructed such that its state changes between the first state and a second state.Work as inspection When survey portion 33 is in first state, test section 33 allow from the transmitting of the optical transmitting set of optical sensor 114 and with insertion/dismounting The light advanced on the vertical direction in direction 50 (width or left and right directions 51) passes through the test section 33.When test section 33 is in During the second state, the decay light of test section 33.More specifically, when test section 33 be in first state and light reach test section 33 During side on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50, the light of scheduled volume or more Come out from the opposite side on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 of test section 33 And reach the optical receiver of optical sensor 114.When test section 33 be in the second state and light reach test section 33 with inserting When entering/remove the side on the vertical direction in direction 50 (width or left and right directions 51), go out from the opposite side of test section 33 The amount for carrying out and reaching the light of the optical receiver of optical sensor 114 is less than scheduled volume, such as zero.When sensor arm 60 is in upper When putting, test section 33 is in first state to allow light through the test section 33.When sensor arm 60 is in lower position, detection Portion 33 is in the second state with light of decaying.Light is entirely prevented in the direction vertical with insertion/dismounting direction 50 by indicator 62 Pass through on (width or left and right directions 51), a certain amount of light absorbed by indicator 62, by the deflect light of indicator 62, logical Cross total reflection light of indicator 62 etc. and cause optical attenuation.In this way, reaching the amount (intensity) of the light of the optical receiver of optical sensor 114 Depending on the state of test section 33.The state of test section 33 is detected by using optical sensor 114, determines whether ink chamber 36 has It is stored in the ink of scheduled volume therein or more.
In another embodiment, print cartridge 30 may not include sensor arm 60, thereby indicate that device 62 can not be located at test section 33 In.In this case, when storing ink in test section 33, test section 33 can decay light.When not storing ink in test section 33, Test section 33 can allow light through the test section 33.More specifically, reaching test section 33 when not storing black and light in test section 33 The direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 side when, the light of scheduled volume or more It can go out from the opposite side on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 of test section 33 Carry out and reach the optical receiver of optical sensor 114.When in test section 33 store ink and light reach test section 33 with insertion/ When removing the side on direction 50 (width or left and right directions 51), come out from the opposite side of test section 33 and reach optics biography The light quantity of the optical receiver of sensor 114 is less than scheduled volume, such as zero.Some light quantities can be absorbed by ink and cause optical attenuation. In another embodiment, test section 33 may include the flexible membrane for forming space wherein.When ink is stored in what is formed by flexible membrane When in space, flexible membrane expansion.Print cartridge 30 may include the pivotable bar with flexible membrane contacts, by entirely preventing light with inserting Enter/remove on the vertical direction in direction 50 (width or left and right directions 51) through bar, by absorbing some light quantities, by making Light deflection, by total reflection light etc., bar can decay light.When ink moves away the space formed by flexible membrane and flexible membrane contraction When, it is movable to bar with the bar of flexible membrane contacts and no longer decays the position of light.In another embodiment, test section 33 includes prism Shape structure.In this case, when ink contact prismatic structure, prismatic structure can reflected light so that light does not reach optics The optical receiver of sensor 114.When ink does not contact prismatic structure, prismatic structure can reflected light so that light reaches optics The optical receiver of sensor 114.
Main body 31 has air communication opening 32 in the side of antetheca 40 of main body 31, in the top of test section 33.More specifically, empty Gas open communication 32 is located at the preceding surface towards direction of insertion 56 of main body 31.Air communication opening 32 is formed in depth Through the wall for limiting ink chamber 36 on direction (fore-and-aft direction) 53.Form the air layer in ink chamber 36 and the air outside ink chamber 36 It can be in fluid communication via air communication opening 32.Air communication opening 32 is located at front portion and the rear wall 42 of main body 31 of bracket 90 Between.Bracket 90 has the circular open for the wall for being formed as running through on depth direction (fore-and-aft direction) 53 first protuberance 85 96, can air inlet open communication 32 via opening 96 on direction 55 is removed from the outside of print cartridge 30.
Main body 31 includes being configured to selectively open and close the air communication valve 73 of air communication opening 32.Work as sky When gas open communication 32 is opened, the pressure being maintained in the ink chamber 36 of negative pressure becomes equal with atmospheric pressure.Implement another In example, air communication opening 32 can not be located at the side of antetheca 40 of main body 31, but can be located at any position, as long as ink chamber 36 inside and outside can be in fluid communication.In another embodiment, print cartridge 30 is configurable to maintain negative pressure in ink chamber 36 It is used under state in printer 10.In this case, print cartridge 30 can not have air communication opening 32.
Main body 31 is included at printing-fluid supply department, such as side of antetheca 40 of main body 31, the confession positioned at the lower section of test section 33 Black portion 34.More specifically, ink supply 34 is located at the preceding surface towards direction of insertion 56 of main body 31.Ink supply 34 is located at main body The side of bottom wall 41 on the preceding surface of the bottom on 31 preceding surface, i.e. main body.Bracket 90, which has, to be formed as in depth direction (front and back To) run through the circular open 97 of antetheca 40 on 53.Ink supply 34 has cylindrical shape and extended through on insertion/dismounting direction 50 Cross the opening 97 of antetheca 40.Therefore, ink supply 34 is located at antetheca 40.Ink supply 34, which has, to be formed in the end of ink supply 34 Ink supply opening 71.
Ink supply 34 has ink footpath 72 formed therein.Ink footpath 72 is (front and rear in depth direction from ink supply opening 71 Direction) ink chamber 36 is extended up on 53.Main body 31 includes being configured to selectively open and close the ink supply of ink supply opening 71 Valve 70.When print cartridge 30 is installed to box installation portion 110, the black pipe 122 in box installation portion 110 is arranged on by via ink supply opening 71 insertions and pushing ink supply valve 70 so that ink supply opening 71 is opened.When this happens, ink outflow ink chamber 36 with via Ink footpath 72 enters black pipe 122 in direction of insertion 56.
In another embodiment, print cartridge 30 may not include ink supply valve 70.In this case, ink supply opening 71 can be with envelope Covering is closed.When print cartridge 30 is installed to box installation portion 110, black pipe 122 can wear out film so that ink supply opening 71 is beaten Open.
With reference to Fig. 3 and Fig. 4, main body 31 is in the side of bottom wall 41 of main body 31 and the side of antetheca 40 includes engagement hook 43.Engagement hook 43 Extend from the bottom on the preceding surface of main body 31 to the front of depth direction (fore-and-aft direction) 53.The front end of engagement hook 43 is included in width Two protuberances stretched out in opposite direction on degree direction (left and right directions) 51.Engagement hook 43 has formed therein Otch.Otch is located at the middle part for width (left and right directions) 51 of engagement hook 43 and at depth direction (fore-and-aft direction) Extend on 53.Due to the otch, engagement hook 43 is configured to be resiliently deformed so that it is on width (left and right directions) 51 Size reduce.The protuberance of the front end of engagement hook 43 Wei Yu be formed through in the elongated openings 91,92 of bracket 90, and point The inner surface of wall not with limiting elongated openings 91,92 is contacted.
Main body 31 includes the junction surface 45 positioned at the side of roof 39 of print cartridge 30.More specifically, junction surface 45 is located at roof 39 The center for depth direction (fore-and-aft direction) 53.Junction surface 45 upwardly extends from top 39 and leaves ink chamber 36, and It is included in the composition surface 46 extended in width (left and right directions) 51 and short transverse (above-below direction) 52.When the quilt of print cartridge 30 When inserting in box installation portion 110, composition surface 46 faces to be inserted into the rear for direction 56, in other words, towards dismounting direction 55.In another embodiment, composition surface 46 can not vertically extend from roof 39, but can relative to short transverse (on Lower direction) 52 tilt, and when print cartridge 30 is inserted into box installation portion 110, composition surface 46 can be towards being inserted into direction Rear for 56, in other words, towards dismounting direction 55.When print cartridge 30 is installed to box installation portion 110, composition surface 46 with The engagement member 145 of box installation portion 110 is contacted, and receives external force.More specifically, when print cartridge 30 is installed to box installation portion 110 And when remaining in box installation portion 110, print cartridge 30 is pushed on direction 55 is removed, and therefore composition surface 46 is removing direction Engagement member 145 is pushed on 55.As a result, composition surface 46 receives the reaction force in direction of insertion 56 from engagement member 145.
Main body 31 is included positioned at the upside for short transverse (above-below direction) 52 of main body 31 and after main body 31 Pivot member 80 at the side of wall 42.More specifically, pivot member 80 is located at the rear portion of roof 39.Pivot member 80 has bending Flat platelike, and its longer dimension direction that be substantially parallel upper extension with depth direction (fore-and-aft direction) 53.Pivot member 80 Include axle 83 at its bending point.Bending point is located at the middle part for depth direction (fore-and-aft direction) 53 of pivot member 80. Axle 83 extends on width (left and right directions) 51.At the position separated towards rear wall 42 with composition surface 46, axle 83 by The other parts support of main body 31 so that pivot member 80 can be pivoted around axle 83.Pivot member 80 includes leading section 81 with after End 82.Leading section 81 extends from axle 83 towards composition surface 46.Rearward end 82 extends from axle 83 towards rear wall 42.
When no external force is applied to pivot member 80, due to its deadweight, pivot member 80 is positioned so that leading section 81 Positioned at the position farthest from roof 39, i.e. leading section 81 is in the extreme higher position relative to roof 39, i.e. before rearward end 82 compares The weight of end 81.When pivot member 80 is in the position, leading section 81 can extend outwardly beyond the upper of the other parts of main body 31 End.In another embodiment, leading section 81 can not extend outwardly beyond the top of the other parts of main body 31, and with main body 31 The upper end of other parts compare be located at it is more internal, i.e., positioned at main body 31 other parts upper end lower section.The quilt of current end 81 When pushing down on, its pivot clockwise of deadweight in Fig. 4 of the resistance of pivot member 80.When pivot member 80 is along clockwise When direction is pivoted to degree as far as possible, leading section 81 is located at the lower section of the upper end of composition surface 46.In another embodiment, pivot Turning component 80 can be integrally formed with the other parts of main body 31.In another embodiment, pivot member 80 can be by spring suitable Biased on clockwise.In this case, when rearward end 82 is urged downwardly, pivot member 80 resists the biasing force of spring And pivot in the counterclockwise direction.
As mentioned above, main body 31 includes a part for side wall 37,38.Each of the part of side wall 37,38 from Rear wall 42 extends up to the middle part for depth direction (fore-and-aft direction) 53 of main body 31.The part of side wall 37,38 it is every One includes flat part and the tapered portion at the front portion for depth direction (fore-and-aft direction) 53 of flat part.More specifically Ground, each of flat part is included in the plane extended in depth direction (fore-and-aft direction) 53 and short transverse (above-below direction) 52 Outer surface and the planar interior surfaces extended on depth direction (fore-and-aft direction) 53 and short transverse (above-below direction) 52.Taper Portion is included in the planar outer surfaces extended in depth direction (fore-and-aft direction) 53 and short transverse (above-below direction) 52 and inclined Tiltedly in table in the inclination that the side of depth direction (fore-and-aft direction) 53 is upwardly extended and is extended in short transverse (above-below direction) 52 Face 47 or 48.The part of side wall 37 includes inclined inner surface 47, and the part of side wall 38 includes inclined inner surface 48.When in print cartridge When 30 assembled front racks 90 are not attached to main body 31, the front portion of the restriction ink chamber 36 of inner frame 35 is not by side wall 37,38 The part is covered, but is exposed.
[bracket 90]
Bracket 90 is attached to main body 31.Bracket 90 cover main body 31 front portion, the front portion from introversion skewed surface 47,48 weeks Enclose the preceding surface towards direction of insertion 56 for extending to main body 31.More specifically, the preceding surface of the covering main body 31 of bracket 90, main body Before the 31 anterior side of side wall 37, the anterior side of side wall 38 of main body 31, the anterior side of roof 39 of main body 31 and main body 31 The side of bottom wall 41 in portion.In other words, bracket 90 covers preceding surface, anterior top surface, basal surface and the side of main body 31 of main body 31 Surface.
As described above, bracket 90 includes a part for side wall 37,38.The part of side wall 37,38 has respectively to be formed as Through its elongated openings 91,92.Elongated openings 91,92 are respectively positioned at the side of bottom wall 41 of the part of side wall 37,38.Change speech It, elongated openings 91,92 are located at the bottom of the part of side wall 37,38.Each of elongated openings 91,92 is in short transverse There is longer dimension on (above-below direction) 52.The protuberance of the front end of engagement hook 43 Wei Yu not be in elongated openings 91,92, and respectively Contacted with the inner surface of the restriction elongated openings 91,92 of wall.If attempted by being pulled on depth direction (fore-and-aft direction) 53 Bracket 90 and bracket 90 is removed from main body 31, then the protuberance of the front end of engagement hook 43 be hooked to wall restriction elongated openings 91, On 92 inner surface so that bracket 90 can not be removed from main body 31.Each of the protuberance of the front end of engagement hook 43 is in height Spend direction (above-below direction) 52 on size be less than elongated openings 91,92 each in short transverse (above-below direction) 52 Size.The side of wall 42 includes end 93,94 behind respectively for the part of side wall 37,38.End 93,94 in short transverse (up and down Direction) extension and covered respectively by the tapered portion of the part of the side wall 37,38 of main body 31 on 52.End 93,94 respectively for The inclined inner surface 47,48 of rake, i.e. end 93,94 on width (left and right directions) 51 with inclined inner surface 47,48 It is overlapping.Bracket 90 is configured to move in a range in short transverse (above-below direction) 52 relative to main body 31, the scope by Elongated openings 91,92 are in short transverse (above-below direction) 52, front end allowing engagement hook 43 protuberance is in elongated openings 91st, the 92 interior dimension limitation slided in short transverse (above-below direction) 52.In other words, the protuberance of the front end of engagement hook 43 Between the end of the correspondence one of each and elongated openings 91,92 in short transverse (above-below direction) 52 Existential Space, make Obtaining bracket 90 can slide in main body 31 in short transverse (above-below direction) 52.When bracket 90 is moved relative to main body 31 When, the end 93,94 of bracket 90 is slided on inclined inner surface 47,48 respectively.In other words, when bracket 90 is moved relative to main body 31 When dynamic, inclined inner surface 47,48 plays guiding piece.In the normal state, bracket 90 is by the anterior upper surface of main body 31 Support from below.
Bracket 90 has the opening 95 for being formed as running through bracket 90 on width (left and right directions) 51.Opening 95 is located at The side of antetheca 40 of bracket 90, the middle part for short transverse (above-below direction) 52 in bracket 90.In this embodiment, open Mouth 95 has rectangular shape, still, and according to variant embodiment, opening 95 can have any other suitable shape.Opening 95 has There are the corresponding size of test section 33 and size with main body 31, and be in and the corresponding position of test section 33 so that test section 33 The outside of print cartridge 30 is exposed to via opening 95 on width (left and right directions) 51.The part of the restriction opening 95 of bracket 90 Including test section 89 and supporting part 79, the test section 89 extends in short transverse (above-below direction) 52, and the supporting part 79 is from inspection The lower end in survey portion 89 extends towards main body 31 on depth direction (fore-and-aft direction) 53 and is configured to support test section from below 33.When bracket 90 is supported from below by the anterior upper surface of main body 31, there is sky between test section 33 and supporting part 79 Between.When bracket 90 is moved in an upward direction relative to main body 31, the lower end in contact of supporting part 79 and test section 33.Bracket 90 Can be by elongated openings 91,92 in short transverse in the scope that short transverse (above-below direction) 52 is moved relative to main body 31 On (above-below direction) 52, allow engagement hook 43 front end protuberance in the elongated openings 91,92 in short transverse (upper and lower To) dimension limitation slided on 52, or can by when bracket 90 is supported from below by the anterior upper surface of main body 31 The space formed between test section 33 and supporting part 79 is limited.
Bracket 90 has the opening 96 for the wall for being formed as running through on depth direction (fore-and-aft direction) 53 first protuberance 85. In this embodiment, opening 96 have it is round-shaped, still, according to variant embodiment, opening can also be any other shape. Opening 96 has the corresponding size of air communication opening 32 and size with main body 31, and in corresponding with air communication opening 32 Position so that from the outside of print cartridge 30 remove direction 55 on can air inlet open communication 32 via opening 96.
Bracket 90 has the opening 97 for being formed as running through antetheca 40 on depth direction (fore-and-aft direction) 53, and opening 97 is located at The bottom for short transverse 52 of antetheca 40.In this embodiment, opening 97 is with round-shaped, still, according to modification Embodiment or any other shape.Opening 97 has the corresponding size of ink supply 34 and size with main body 31, and place In with the corresponding position of ink supply 34 so that ink supply 34 extends through opening 37 on depth direction (fore-and-aft direction) 53.
Bracket 90 includes the first protuberance 85 and the second protuberance 86 at antetheca 40.First protuberance 85 is from antetheca 40 Upper end extends in the direction of insertion 56 for leave rear wall 42.Width of first protuberance 85 on width (left and right directions) 51 It is identical with width of the antetheca 40 on width (left and right directions) 51.In another embodiment, the width of the first protuberance 85 The width of antetheca 40 can be less than.The front end of first protuberance 85 is positioned in the direction of insertion 56 for leave rear wall 42 than being formed The end of ink supply 34 ink supply opening 71 forward.First protuberance 85 has recess, for example, formed in the first protuberance The groove 87 at 85 middle part for width (left and right directions) 51.Groove 87 prolongs on depth direction (fore-and-aft direction) 53 Stretch.Groove 87 is opened wide forward in direction of insertion 56 and is open upwards in short transverse (above-below direction) 52.Groove 87 is just Both sides for width (left and right directions) 51 are limited and closed by a pair of surfaces of the first protuberance 85, and the bottom of groove 87 Portion is limited and closed by the surface of the first protuberance 85.Groove 87 it is (left along short transverse (above-below direction) 52 and width Right direction) 51 interception sections be rectangle.
First protuberance 85 includes the rib 88 for being arranged on the middle part for width (left and right directions) 51 of groove 87. Rib 88 extends on depth direction (fore-and-aft direction) 53 and short transverse (above-below direction) 52.Limit of the rib 88 from the first protuberance 85 The surface for determining the bottom of groove 87 extends in an upward direction.Rib 88 is located at the side of roof 39 of print cartridge 30.Rib 88 is in roof 39 Boundary between antetheca 40 extends from the antetheca 40 of print cartridge 30 on depth direction 53 or direction of insertion 56.The just width of rib 88 Spend direction (left and right directions) 51 for side surface each in depth direction (fore-and-aft direction) 53 and short transverse (upper and lower To) extend on 52, one with the both sides for width (left and right directions) 51 of the restriction groove 87 of the first protuberance 85 It is parallel to surface.The surface point of the both sides for width (left and right directions) 51 of the restriction groove 87 of first protuberance 85 The side surface on width (left and right directions) 51 not with rib 88 is opposed.Rib 88 be configured to decay with insertion/dismounting The light that the vertical side in direction 50 is travelled upwardly, such as visible or infrared light.In this embodiment, with insertion/dismounting direction 50 Vertical direction is width (left and right directions) 51.More specifically, when print cartridge 30 is installed to box installation portion 110, rib 88 Between the optical transmitting set and optical receiver of optical sensor 116, the optical transmitting set and optical receiver with insertion/dismounting side It is aligned on to 50 vertical horizontal directions (width or left and right directions).Rib 88 is configured to decay from optical sensor 116 Optical transmitting set transmitting and advance on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 Light.When light reaches the side of (width or left and right directions 51) on the direction vertical with insertion/dismounting direction 50 of rib 88 When, the amount that the light of the optical receiver of optical sensor 116 is come out and reached from the opposite side of rib 88 is less than scheduled volume, such as zero. In other words, rib 88 is configured to the amount of light or strength retrogression to the degree for being enough to be detected by optical sensor 116.Pass through rib 88 entirely prevent light on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 through, by rib 88 absorb some light quantities, by the deflect light of rib 88, by total reflection light of rib 88 etc., cause the decay of light.In this way, rib 88 can be by Optical sensor 116 is detected.From a type of print cartridge 30 to another type of print cartridge 30, rib 88 is from antetheca 40 until rib Leaving the change of the size in the direction of insertion 56 of rear wall 42 in 88 front end.Different types of print cartridge 30 may include different colours Ink, such as dyestuff or pigment heterogeneity ink, be stored in ink chamber 36 ink of different primary quantities.
In another embodiment, the first protuberance 85 can have recess 87 formed therein.Recess 87 can be in insertion side Open wide forward, be open upwards in short transverse (above-below direction) 52 on to 56, and it is (left in the width of the first protuberance 85 Right direction) open wide on one or both sides on 51.
Second protuberance 86 extends from the lower end of antetheca 40 in the direction of insertion 56 for leave rear wall 42.Second protuberance 86 Positioned at the lower section of ink supply 34.Width of second protuberance 86 on width (left and right directions) 51 is with antetheca 40 in width side It is identical to the width on (left and right directions) 51.In another embodiment, the width of the second protuberance 86 can be less than antetheca 40 Width.The front end of second protuberance 86 is positioned in the direction of insertion 56 for leave rear wall 42 than being formed in the end of ink supply 34 The ink supply opening 71 at place is forward.From a type of print cartridge 30 to another type of print cartridge 30, the past of the second protuberance 86 Wall 40 is leaving the change of the size in the direction of insertion 56 of rear wall 42 until the front end of the second protuberance 86.Different types of print cartridge 30 may include the ink of the heterogeneity of the ink, such as dyestuff and pigment of different colours, the different primary quantities being stored in ink chamber 36 Ink etc..In this embodiment, the second protuberance 86 detects (see Fig. 1) indirectly by optical sensor 117.In another embodiment In, the second protuberance 86 can directly be detected by optical sensor 117.
Bracket 90 at antetheca 40 or adjacent front wall 40, for short transverse (above-below direction) 52 in the first protuberance 85 And second include test section 89 between protuberance 86.Test section 89 is positioned in the direction of insertion 56 for leave rear wall 42 than detection Portion 33 is forward.Test section 33 and test section 89 are aligned in direction of insertion 56.Test section 89 is in width (left and right directions) 51 On width of the width with test section 33 on width (left and right directions) 51 it is identical, still, according to variant embodiment, also may be used To be other larger or smaller width.It is (wide in the direction vertical with insertion/dismounting direction 50 that test section 89 is configured to decay Degree direction or left and right directions 51) on the light of such as visible or infrared light advanced pass through the test section.More specifically, by ink During box 30 is installed to box installation portion 110, between optical transmitting set and optical receiver that test section 89 passes through optical sensor 114. When this happens, test section 89 decay from the transmitting of the optical transmitting set of optical sensor 114 and with insertion/dismounting direction The light advanced on 50 vertical directions (width or left and right directions 51).When light reach test section 89 with insertion/dismounting During side on the vertical direction in direction 50 (width or left and right directions 51), come out and reach from the opposite side of test section 89 The amount of the light of the optical receiver of optical sensor 114 is less than scheduled volume, such as zero.In other words, test section 89 is configured to light Amount or strength retrogression to the degree for being enough to be detected by optical sensor 114.Light is entirely prevented with inserting by test section 89 Enter/remove and inhaled on the vertical direction in direction 50 (width or left and right directions 51) by the test section 89, by test section 89 Receive same amount of light, cause the decay of light by the deflect light of test section 89, by fully reflective light of test section 89 etc..In this way, energy Test section 89 is enough detected by optical sensor 114.
There is gap between test section 89 and test section 33 on depth direction (fore-and-aft direction) 53.Pacify by print cartridge 30 During being attached to box installation portion 110, launch and vertical with insertion/dismounting direction 50 from the optical transmitting set of optical sensor 114 The light advanced on direction (width or left and right directions 51) passes through the gap and the optical receiver of arrival optical sensor 114. The amount that the light of the optical receiver of optical sensor 114 is come out and reached from the gap is more than or equal to scheduled volume.From a type Print cartridge 30 arrive another type of print cartridge 30, size of the test section 89 on depth direction (fore-and-aft direction) 53 changes.It is different The print cartridge 30 of type may include the ink of the heterogeneity of the ink, such as dyestuff and pigment of different colours, be stored in ink chamber 36 Ink of different primary quantities etc..
The front end of first protuberance 85, the front end of the second protuberance 86 and test section 89 are positioned to be inserted into for direction 56 Than test section 33 forward.In other words, test section 33 is positioned to be inserted into front end for direction 56 than the first protuberance 85, second The front end of protuberance 86 and test section 89 are backward.Each of test section 33 and ink supply opening 71 are located at for short transverse 52 Between first protuberance 85 and the second protuberance 86.
Print cartridge 30 is included in the guide portion 65 at roof 39.Guide portion 65 is upwardly extended from roof 39 and in depth direction A pair of the ribs extended on (fore-and-aft direction) 53.Guide portion 65 extends on bracket 90 and main body 31.Width of the guide portion 65 in rib The width between outer surface on direction (left and right directions) is less than print cartridge 30 between the outer surface of the side wall 37,38 of main body 31 The width of width and bracket 90 on width (left and right directions).Guide portion 65 rib width (left and right directions) it is interior Internal clearance between surface is more than width of the engagement member 145 on width (left and right directions).Guide portion 65 is included in slotting Enter the front end on direction 56.Guide portion 65 is located between the groove 87 of the first protuberance 85 and rear wall 42.More specifically, guide portion 65 are located at the rear being inserted into for direction 56 of groove 87.
Print cartridge 30 includes guide portion 66 at bottom wall 41.Guide portion 66 is extended downwardly from bottom wall 41 and in depth direction The protuberance extended on (fore-and-aft direction) 53.Guide portion 66 extends on bracket 90 and main body 31.Guide portion 66 is in guide portion 66 Width (left and right directions) on outer surface between width be less than print cartridge 30 in the outer surface of the side wall 37,38 of main body 31 Between width on width (left and right directions) of width and bracket 90.Be inserted into box installation portion 110 when print cartridge 30 and When being removed from box installation portion 110, guide portion 65,66 is inserted into the guiding groove 109 of box installation portion 110.
Print cartridge 30 is including being arranged at bracket 90, the IC plates 74 between this pair of rib of guide portion 65.IC plates 74 are located at the Between the groove 87 and rear wall 42 of one protuberance 85 and positioned between junction surface 45 and antetheca 40.IC plates 74 are located at the top of print cartridge 30 The side of wall 39, between antetheca 40 and rear wall 42.IC plates 74 are positioned to be inserted into for direction 56 than antetheca 40 and groove 87 backward. IC plates 74 and ink supply opening 71 are inserted into deviation for direction 56.More specifically, IC plates 74 are positioned to be inserted into for direction 56 Than ink supply opening 71 backward.
Bracket 90 includes the platform 67 for setting IC plates 74 thereon.Platform 67 is located between this pair of rib of guide portion 65.Work as ink When box 30 is in installation site (stand up position), platform 67 is in width (left and right directions) 51 and depth direction (front and back To) extension and the plane surface extended on insertion/dismounting direction 50 on 53.Plane that platform 67 extends thereon, i.e. in depth What the plane extended on degree direction (fore-and-aft direction) 53 and width (left and right directions) 51 extended with composition surface 46 thereon Plane, the level-crossing extended in short transverse (above-below direction) 52 and width (left and right directions) 51.In the implementation In example, the plane that platform extends thereon is vertical with the plane that composition surface 46 extends thereon.IC plates 74 are included in width side The upper surface extended on to (left and right directions) 51 and depth direction (fore-and-aft direction) 53.When print cartridge 30 is in installation site (orthostatic position Put) in when, the upper surface of IC plates 74 is horizontal-extending and upwardly.Plane that the upper surface of IC plates 74 extends thereon, i.e. in depth The plane extended on degree direction (fore-and-aft direction) 53 and width (left and right directions) 51, extends with composition surface 46 thereon Plane, the level-crossing extended in short transverse (above-below direction) 52 and width (left and right directions) 51.In the implementation In example, the plane that the upper surface of IC plates 74 extends thereon is vertical with the plane that composition surface 46 extends thereon.Because platform 67 are positioned to be inserted into for direction 56 than composition surface 46 forward, so IC plates 74 are positioned to ratio for being inserted into direction 56 and connect Close surface 46 forward.IC plates 74 for short transverse (above-below direction) 52 positioned at first protuberance 85 rib 88 and groove 87 Top (higher).In other words, IC plates 74 are located at more lateral compared with rib 88 and groove 87.IC plates 74 are with regard to short transverse (upper and lower To) it is located at least one of top (higher) at junction surface 45 for 52.In other words, IC plates 74 and at least the one of junction surface 45 Part, which is compared, is located at more lateral.Box installation portion 110 is included in direction (width or a left side vertical with insertion/dismounting direction 50 Right direction 51) on three contacts 106 being aligned.During print cartridge 30 is installed into box installation portion 110, IC plates 74 and three contacts (see Fig. 6) contact and electrical connection.When completing print cartridge 30 being installed to box installation portion 110, IC plates 74 still connect with three contacts 106 Touch and electrically connect.
Referring to figs. 2 and 3 IC plates 74 include IC (not shown) and electrical interface, such as thermode 75, grounding electrode 76 and letter Number electrode 77.IC is the data of semiconductor integrated circuit and storage on the information of print cartridge 30, such as lot number of print cartridge 30, print cartridge Black color stored in 30 build date, print cartridge 30 etc..When print cartridge 30 is installed to box installation portion 110, IC is stored in In data can be read by printer 10.
Each of thermode 75, grounding electrode 76 and signal electrode 77 are electrically connected with IC.Thermode 75, grounding electrode 76 Extend with each of signal electrode 77 on depth direction (fore-and-aft direction) 53.Thermode 75, grounding electrode 76 and signal electricity Pole 77 is aligned with each other and spaced apart on width (left and right directions) 51.Grounding electrode 76 is located at thermode 75 and signal electrode Between 77.IC plates 74 have the width on width (left and right directions) 51, and the rib 88 of the first protuberance 85 has in width Width on direction (left and right directions) 51, and width of the width more than rib 88 of IC plates 74.Thermode 75, grounding electrode 76 and letter Each of number electrode 77 has the width on width (left and right directions) 51, and thermode 75, grounding electrode 76 and letter The width of each of number electrode 77 is more than the width of rib 88.Center and of the IC plates 74 on width (left and right directions) 51 The rib 88 of one protuberance 85 is centrally located on width (left and right directions) 51 in a plane, the plane and short transverse (above-below direction) 52 is parallel with depth direction (fore-and-aft direction) 53.Therefore, IC plates 74 and rib 88 and and short transverse (upper and lower To) 52 and the parallel level-crossing of depth direction (fore-and-aft direction) 53.In other words, IC plates 74 and rib 88 are in width (left and right Direction) on 51 without departing from.More specifically, the center at center and rib 88 of the grounding electrode 76 on width (left and right directions) 51 In the plane parallel with short transverse (above-below direction) 52 and depth direction (fore-and-aft direction) 53.In other words, grounding electrode The center at 76 center and rib 88 on width (left and right directions) 51 on width (left and right directions) 51 without departing from.Cause This, grounding electrode 76 and rib 88 with and short transverse (above-below direction) 52 and the parallel plane of depth direction (fore-and-aft direction) 53 hand over Fork.In other words, grounding electrode 76 and rib 88 on width (left and right directions) 51 without departing from.Thermode 75, grounding electrode 76, Signal electrode 77 and rib 88 are with regard to for the plane parallel with depth direction (fore-and-aft direction) 53 of short transverse (above-below direction) 52 It is arranged symmetrically.Composition surface 46, IC plates 74 and groove 87 and and short transverse (above-below direction) 52 and depth direction (front and back To) 53 parallel level-crossings.In other words, composition surface 46, IC plates 74 and groove 87 are on width (left and right directions) 51 Without departing from.More specifically.Composition surface 46, grounding electrode 76 and groove 87 and and short transverse (above-below direction) 52 and depth side To the parallel level-crossing of (fore-and-aft direction) 53, composition surface 46, thermode 75 and groove 87 and and short transverse (upper and lower To) 52 and the parallel another level-crossing of depth direction (fore-and-aft direction) 53, composition surface 46, thermode 75 and groove 87 with and Short transverse (above-below direction) 52 and the parallel another surface crosswise of depth direction (fore-and-aft direction) 53.In other words, thermode 75, Grounding electrode 76 and signal electrode 77 each, composition surface 46 and groove 87 it is not inclined on width (left and right directions) 51 From.During print cartridge 30 is installed into box installation portion 110, thermode 75, grounding electrode 76 and signal electrode 77 respectively with three Contact 106 (see Fig. 6) contacts and electrically connected.When completing print cartridge 30 being installed to box installation portion 110, thermode 75, ground connection electricity Pole 76 and signal electrode 77 are still contacted and electrically connected with three contacts 106 respectively.
Composition surface 46, IC plates 74 and groove 87 upwardly exposed for short transverse 52 are arrived in the side of roof 39 of print cartridge 30 The outside of print cartridge 30.Thermode 75, grounding electrode 76 and signal electrode 77 are upwardly exposed at the upper surface of IC plates 74 to arrive print cartridge 30 outside so that when print cartridge 30 is in installation site, thermode 75, grounding electrode 76 and signal electrode 77 can connect from top Enter.In other words, thermode 75, grounding electrode 76 and signal electrode 77 with width (left and right directions) 51 and insertion/dismounting Direction 50 it is vertical in downward direction on can access.Composition surface 46 can be accessed when print cartridge 30 is in installation site from top. In other words, can be in the in downward direction upper access table of joint vertical with insertion/dismounting direction 50 with width (left and right directions) 51 Face 46.
This pair of rib of guide portion 65 is upward and extends beyond IC plates 74 to the front of direction of insertion 56.In other words, guide portion 65 this pair of rib extends outwardly beyond IC plates 74.Bracket 90 includes the slope 49 for connecting this pair of rib of guide portion 65.Slope 49 Between the groove 87 and rear wall 42 of the first protuberance 85 and between IC plates 74 and antetheca 40.Slope 49 is located at first and protruded Between the groove 87 and IC plates 74 in portion 85.Slope 49 is tilted down for being inserted into direction 56 so that slope 49 front portion with tiltedly The rear portion on slope 49 is relatively low compared to position.When print cartridge 30 be inserted into box installation portion 110 neutralize removed from box installation portion 110 when, engagement Component 145 is slided on slope 49.
Between junction surface 45 and bracket 90, in junction surface 45 and the boundary of bracket 90 and form recessed on the top of print cartridge 30 Portion 78.When main body 31 and bracket 90, which are respectively relative to box installation portion 110, to be positioned, as described below, in the both sides of recess 78, engagement There is no difference in height in short transverse (above-below direction) 52 between portion 45 and bracket 90.Therefore, installed when print cartridge 30 is inserted into box Portion 110 neutralize from box installation portion 110 remove when, engagement member 145 does not block in the recess 78.
In this embodiment, bracket 90 covers the preceding surface, the anterior side of side wall 37 of main body 31, main body 31 of main body 31 The anterior side of bottom wall 41 of the anterior side of side wall 38, the anterior side of roof 39 of main body 31 and main body 31.However, bracket 90 can not The front portion of main body 31 is covered together.With reference to Figure 10 A and Figure 10 B, in an alternate embodiment, bracket 90 can not be covered before main body 31 The side of side wall 37 in portion.With reference to Figure 11 A and Figure 11 B, in another variant embodiment, bracket 90 can not cover the anterior of main body 31 The side of bottom wall 41.
[ink-feeding device 100]
With reference to Fig. 1, printer 10 includes ink-feeding device 100.Ink-feeding device 100 is configured to supply ink to printhead 21.Ink-feeding device 100 is mountable to box installation portion 110 thereon including print cartridge 30.In Fig. 1, print cartridge 30 is installed to box peace Dress portion 110.
[box installation portion 110]
With reference to Fig. 5 and Fig. 6, box installation portion 110 includes housing 101, and housing 101, which has, is formed through the one of housing 101 The opening 112 on individual surface.Print cartridge 30 is configured to neutralize via the insertion housing 101 of opening 112 and removed from housing 101.Housing 101 With the groove 109 formed in the top surface of the upper end of inner space of housing 101 is limited, also housing is being limited with formation Groove 109 in the basal surface of the lower end of 101 inner space.Groove 109 extends on insertion/dismounting direction 50.In guiding Portion 65, which is inserted into, to be formed in the groove 109 in the top surface of housing 101 and guide portion 66 is inserted into the bottom to be formed in housing 101 In the state of in groove 109 in surface, print cartridge 30 is guided on insertion/dismounting direction 50.Housing 101 is configured to receive Four print cartridges 30 of cyan ink, magenta ink, yellow ink and black ink are stored respectively.
Housing 101 is included in three demarcation strips 102 extended on vertical direction and insertion/dismounting direction 50.Three separations The inner space of housing 101 is divided into four spaces by plate 102.Four print cartridges 30 are configured to be respectively installed in four spaces In.
With reference to Fig. 6, housing 101 is included in end surfaces opposite with opening 112 on insertion/dismounting direction 50.Box installation portion 110 include being arranged on the connecting portion 103 at the bottom of the end surfaces of housing 101, in the print cartridge 30 with being installed to housing 101 The corresponding position of ink supply 34.In this embodiment, four connecting portions are set to may be mounted to four print cartridges 30 of housing 101 103。
Connecting portion 103 includes the printing-fluid supply pipe and maintaining part 121 of for example black pipe 122.Black pipe 122 is by synthesizing The cylindrical pipe that resin is made.Black pipe 122 is connected in the outside of housing 101 with black pipe 20.The black pipe 20 being connected with black pipe 122 prolongs Printhead 21 is reached to supply ink to printhead 21.In fig. 5 and fig., black pipe 20 is not shown.
Maintaining part 121 has drum.Black pipe 122 is located at the center of maintaining part 121.With reference to Fig. 9, when print cartridge 30 is pacified When being attached to box installation portion 110, ink supply 34 is inserted into maintaining part 121.When this happens, the outer of ink supply 34 is passed through Surface is contacted with the inner surface of maintaining part 121, and ink supply 34 is relative to maintaining part 121 for short transverse (above-below direction) 52 Positioning.When ink supply 34 is inserted into maintaining part 121, black pipe 122 is inserted into ink supply opening 71.This allows to be stored in ink chamber Ink in 36 is exited into black pipe 122.
With reference to Fig. 6, box installation portion 110 includes sensor unit 104 in the top of connecting portion 103.Sensor unit 104 includes Plate 113 and the optical sensor 114 for being installed to plate 113.More specifically, sensor unit 104 includes a plate 113 and is installed to Four optical sensors 114 on one plate 113, it is corresponding with four print cartridges 30 that may be mounted to housing 101.
As described above, optical transmitting set and such as photistor of the optical sensor 114 including such as light emitting diode Optical receiver.Optical transmitting set and optical receiver are accommodated in shell, and the shell from plate 113 on insertion/dismounting direction 50 Extend towards opening 112.Shell has U-shape when viewed from the top.The optical transmitting set and optical receiver of optical sensor 114 with The state in space is formed therebetween in the horizontal direction (width or left and right directions 51) on pair vertical with insertion/dismounting direction 50 It is accurate.Optical transmitting set is configured in the horizontal direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 Launch light, such as infrared light or visible ray, and optical receiver towards optical receiver to be configured to receive the light from optical transmitting set transmitting. Test section 33 and test section 89 can be inserted into the space between optical transmitting set and optical receiver.Optical sensor 114 is by structure Cause to detect when test section 33 or test section 89 enter and form light path (test point) between optical transmitting set and optical receiver The change of light quantity (intensity).Optical sensor 114 is electrically connected with the controller (describing below) of printer 10, works as optical sensor 114 when detecting test section 33 or test section 89, and the signal for being output to controller from optical sensor 114 changes.
With reference to Fig. 6, print cartridge installation portion 110 includes the top surface positioned at housing 101, at the end surfaces adjacent to housing 101 Sensor unit 105.Sensor unit 105 includes plate 115 and is installed to the optical sensor 116 of plate 115.More specifically, passing Sensor cell 105 includes a plate 115 and is installed to four optical sensors 116 of a plate 115, and it is with may be mounted to housing 101 four correspondences of print cartridge 30.
As described above, optical transmitting set and such as photistor of the optical sensor 116 including such as light emitting diode Optical receiver.Optical transmitting set and optical receiver are accommodated in shell, and the shell is from the in the vertical direction of plate 115 to downward Stretch.When from insertion/dismounting direction 50, shell has substantially inverted U-shaped.
The optical transmitting set and optical receiver of optical sensor 116 formed therebetween in the state of space with insertion/dismounting It is aligned in the vertical horizontal direction in direction 50 (width or left and right directions 51).Optical transmitting set is configured to inserting/tearing open Except launching light, such as infrared light or can towards optical receiver in the vertical horizontal direction in direction 50 (width or left and right directions 51) See light, and optical receiver is configured to receive the light launched from optical transmitting set.When print cartridge 30 is installed to box installation portion 110, The rib 88 of first protuberance 85 is inserted into the space between optical transmitting set and optical receiver.Optical sensor 116 is configured to The change of detection light quantity (intensity) when rib 88, which enters, forms light path (test point) between optical transmitting set and optical receiver.Light The controller that sensor 116 is electrically connected to printer 10 is learned, and when optical sensor 116 detects rib 88, from optics The signal that sensor 116 is output to controller changes.Based on the signal change, by controller can determine print cartridge 30 whether by It is installed to box installation portion 110.In other words, rib 88 is configured to provide on print cartridge by the light for optical sensor 116 of decaying 30 are present in the information in box installation portion 110.
Box installation portion 110 is included at the top surface of housing 101, between the end surfaces and opening 112 of housing 101 Electric contact 106.Contact 106 is set on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 And alignment.Three contacts 106 are disposed in the thermode 75 with print cartridge 30, grounding electrode 76 and the corresponding position of signal electrode 77 Place.Contact 106 is conductive and elasticity.Contact 106 is configured to be resiliently deformed in an upward direction.Set four groups three Contact 106, it is corresponding with four print cartridges 30 that may be mounted to housing 101.
Printer 10 includes controller, and contact 106 is electrically connected with the controller via circuit.Controller may include CPU, ROM, RAM etc..When thermode 75 is contacted and electrically connected with the correspondence one of contact 106, voltage Vc is applied to thermode 75. When grounding electrode 76 is contacted and electrically connected with the correspondence one of contact 106, grounding electrode 76 is grounded.When thermode 75 and connecing When ground electrode 76 is contacted and electrically connected with correspondence contact 106 respectively, electric power is supplied to IC.When signal electrode 77 and contact 106 The contact of correspondence one and when electrically connecting, the data being stored in IC can be accessed.Output from electronic circuit is input into control Device processed.
With reference to Fig. 1, housing 101 has the space 130 formed at the lower end of the end surfaces of housing 101.Box installation portion 110 Including the slider 135 being arranged in space 130.Four sliders 135 are corresponding by four print cartridges 30 with may be mounted to box 101 Ground is set.Space 130 and the inner space of housing 101 are continuous.Slider 135 is configured in space 130 in insertion/dismounting Moved on direction 50.Slider 135 has approximately parallelepiped body shape.Slider 135 is located at the second protuberance 86 of print cartridge 30 In course, and it is configured to contact with the second protuberance 86.
Box installation portion 110 includes the helical spring 139 being arranged in space 130.Helical spring 139 is configured to slide Device 135 is biased towards opening 112, i.e. on direction 55 is removed.When helical spring 139 is in natural length, i.e., when no external force When being applied to slider 135, slider 135 is located at the side of opening 112 in space 130.When print cartridge 30 is inserted into housing 101, Second protuberance 86 of print cartridge 30 contacts with slider 135 and pushes slider 135 in direction of insertion 56.Work as such case During generation, helical spring 139 is shunk and slider 135 is slided in direction of insertion 56.Helical spring 139 in contraction state Print cartridge 30 is biased on direction 55 is removed via slider 135.
Box installation portion 110 includes optical sensor 117 at the top in space 130.Four optical sensors 117 are with that can pacify Four print cartridges 30 for being attached to housing 101 are arranged in correspondence with.In other words, four optical sensors 117 are corresponding with four sliders 135 Ground is set.Four optical sensors 117 are on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50 Alignment.Optical sensor 117 has and the identical structure of optical sensor 116.
When print cartridge 30 is mounted to 101, slider 135 is pushed and inserts the light transmitting of optical sensor 117 In space between device and optical receiver.Optical sensor 117 is configured to be formed in optical sensor when slider 135 enters The change of detection light quantity (intensity) during light path (test point) between 117 optical transmitting set and optical receiver.Optical sensor 117 Electrically connected with the controller of printer 10, and when optical sensor 117 detects slider 135, from optical sensor 117 The signal for being output to controller changes.In Fig. 6 into Fig. 9, not shown slider 135, helical spring 139 and optical sensor 117。
In box installation portion 110, the test point (light path) of optical sensor 114, which is positioned in direction of insertion 56, compares optics The test point (light path) of sensor 116 and the test point (light path) of optical sensor 117 are backward.
With reference to Fig. 6, box installation portion 110 includes bar 125 at the end surfaces of housing 101.Bar 125 with regard to short transverse (up and down Direction) position for 52 and be installed to box installation portion 110 print cartridge 30 air communication valve 73 with regard to short transverse (upper and lower To) position correspondence for 52.Four bars 125 are arranged in correspondence with by four print cartridges 30 with may be mounted to housing 101.Bar 125 Extend with cylindric and from housing 101 end surfaces on insertion/dismounting direction 50 towards opening 112.Installed by print cartridge 30 During box installation portion 110, bar 125 is inserted via the opening 96 of bracket 90, and end and the air communication valve 73 of bar 125 Contact.Air communication valve 73 is pushed by bar 125 so that air communication mouthful 32 is opened.The outer surface of bar 125 and the limit of bracket 90 Surely opening 96 inner surface 98 contact so that bracket 90 relative to box installation portion 110 for short transverse (above-below direction) 52 Positioning.
With reference to Fig. 6, box installation portion 110 includes the engagement member 145 positioned at the top of housing 101.Engagement member 145 is by structure Cause print cartridge 30 being retained in installation site.The upper end for being positioned adjacent to opening 112 of engagement member 145.Engagement member 145 Between opening 112 and contact 106.Each of contact 106 and engagement member 145 and a level-crossing, the plane and insertion/ Remove direction 50 parallel with vertical (gravity) direction.In other words, each of contact 106 and engagement member 145 are in width On (left and right directions) 51 without departing from.Four engagement members 145 are accordingly set by four print cartridges 30 with may be mounted to housing 101 Put.
Box installation portion 110 includes the axle 147 for being adjacent to the upper end positioning of opening 112.Axle 147 be attached to housing 101 and Extend on the direction (width or left and right directions 51) vertical with insertion/dismounting direction 50.Axle 147 passes through engagement member The rear end extension being inserted into for direction 56 of 145 end neighbouring with opening 112, in other words engagement member 145.Engage structure Part 145 is supported by axle 147 so that engagement member 145 towards the inner space of housing 101 and can optionally leave around axle 147 The inner space of housing 101 is pivoted.Engagement member 145 includes opposite with the end that the axle 147 of engagement member 145 is extended through Abutting end 146.In other words, abutting end 146 is located at the front end being inserted into for direction 56 of engagement member 145.Engagement member 146 are configured to contact with the junction surface 45 of print cartridge 30.Pass through connecing between abutting end 146 and the composition surface at junction surface 45 46 Touch, print cartridge 30 is resisted the biasing force from slider 135 and is retained in the installation site in housing 101.When abutting end 146 When being contacted with composition surface 46, abutting end 146 is substantially on width (left and right directions) 51 and short transverse (above-below direction) Extend on 52.Engagement member 145 is configured to move between locked and unlocked positions.When engagement member 145 is in lock When positioning is put, abutting end 146 can be contacted with junction surface 45.When engagement member 145 is in the unlocked position, abutting end 146 is not Contacted with junction surface 45.
Engagement member 145 includes the slidingsurface 148 extended from abutting end 146 towards axle 147.When abutting end 146 is with engaging When surface 46 is contacted, slidingsurface 148 substantially prolongs on width (left and right directions) 51 and depth direction (fore-and-aft direction) 53 Stretch.Slidingsurface 148 has the width on width (left and right directions) 51 so that when print cartridge 30 is inserted into box installation portion 110 and from box installation portion 110 remove when, slidingsurface 148 simultaneously with thermode 75, grounding electrode 76 and signal electrode 77 all Contact and slide on.
Engagement member 145 is configured to because it is conducted oneself with dignity or is biased by spring (not shown) and pivots downwards.Work as print cartridge 30 when being installed to box installation portion 110, and the abutting end 146 contacted with junction surface 45 is located on the leading section 81 of pivot member 80 Side.When current end 81 moves up and presses upwards on abutting end 146, engagement member 145 is around axle 147 from the upward pivot of latched position Go to unlocked position.The mobile range of engagement member 145 is limited so that engagement member 145 is not pivoted downwards beyond locking Position.
[print cartridge 30 is installed to box installation portion 110]
With reference to Fig. 7 to Fig. 9, how description print cartridge 30 is installed to box installation portion 110.In Fig. 7 into Fig. 9, box installation portion 110 are shown in section, but the sidepiece of roof 39 of only print cartridge 30 is shown in section.
As described above, because bracket 90 is supported from below by the anterior upper surface of main body 31, being installed in print cartridge 30 Before box installation portion 110, bracket 90 can be moved in an upward direction relative to main body 31.With reference to Fig. 7, when print cartridge 30 is by insertion When inserting on direction 56 in box installation portion 110, the guide portion 65,66 of print cartridge 30 is inserted into the groove 109 of housing 101, so that Print cartridge 30 by relative to box installation portion 110 for width (left and right directions) 51 and short transverse (above-below direction) 52 it is rough Ground is positioned.The end surfaces that print cartridge 30 is configured to towards housing 101 while guide portion 65,66 is inserted into groove 109 are slided.
With reference to Fig. 7 and Fig. 8, when print cartridge 30 is inserted into housing 101, the front end of the first protuberance 85 and engagement member 145 slidingsurface 148 is contacted.When print cartridge 30 is further inserted into, slidingsurface 148 crawls into the first protuberance 85 and oblique On slope 49.When this happens, engagement member 145 is to pivot upwardly to solution from latched position in Fig. 7 counter clockwise direction Lock position.When print cartridge 30 is further inserted into, the slidingsurface 148 of engagement member 145 is slided on slope 49 and IC plates 74 And pass through on recess 78.When slidingsurface 148 is slided on thermode 75, grounding electrode 76 and signal electrode 77, dust Wiped from thermode 75, grounding electrode 76 and signal electrode 77.
With reference to Fig. 1, when print cartridge 30 is inserted into housing 101, the second protuberance 86 is contacted with slider 135.When print cartridge 30 When being further inserted into, slider 135 is resisted the biasing force from helical spring 139 and is pushed into direction of insertion 56 The test point (light path) of optical sensor 117.When optical sensor 117 detects slider 135, from optical sensor 117 The signal for being output to controller changes over low voltage signal from high level signal.
With reference to Fig. 8, after the second protuberance 86 starts pushing slider 135, test section 89 enters optical sensor 114 Test point (light path).When optical sensor 114 detects test section 89, controller is output to from optical sensor 114 Signal changes over low level signal from high level signal.
With reference to Fig. 8, after test section 89 enters the test point (light path) of optical sensor 114, the first protuberance 85 Rib 88 enters the test point (light path) of optical sensor 116.When optical sensor 116 detects rib 88, from optical sensor 116 signals for being output to controller change into low level signal from high level signal.Pass through optical sensor 114 in test section 89 Test point (light path) after, the test point (light that the gap between test section 89 and test section 33 passes through optical sensor 114 Road).When this happens, the signal that controller is output to from optical sensor 114 changes over high electricity from low level signal Ordinary mail number.Then, when test section 33 enters test point (light path) of optical sensor 114, if sensor arm 60 is in low Position, then be output to the signal of controller from high level signal from optical sensor 114 and change over low level signal.
If in a type of print cartridge 30, test section 89 is longer on depth direction (fore-and-aft direction) 53, when rib 88 When initially entering test point (light path) of optical sensor 116, test point (light of the test section 89 still in optical sensor 114 Road), therefore when the signal exported from optical sensor 116 changes over low level signal from high level signal, from optical sensing The signal that device 114 is exported is low level signal.If in another type of print cartridge 30, test section 89 is (preceding in depth direction Rear to) on 53 it is shorter, when rib 88 initially enters test point (light path) of optical sensor 116, test section 89 is no longer in light In the test point (light path) for learning sensor 114, therefore, changed in the signal exported from optical sensor 116 from high level low During level signal, the signal exported from optical sensor 114 is high level signal.In other words, rib 88 and test section 89 are constructed The information of type on print cartridge 30 is provided into the light by decay optical sensor 116 and optical sensor 114.
If in a type of print cartridge 30, the second protuberance 86 is longer on depth direction (fore-and-aft direction) 53, when When rib 88 initially enters test point (light path) of optical sensor 116, slider 135 is in the detection of optical sensor 117 In point (light path), therefore, when the signal exported from optical sensor 116 changes to low level signal from high level signal, from The signal that optical sensor 117 is exported is low level signal.If in another type of print cartridge 30, the second protuberance 86 is in depth It is shorter on degree direction (fore-and-aft direction) 53, when rib 88 initially enters test point (light path) of optical sensor 116, slider 135 are not yet in the test point of optical sensor 117 (light path), therefore in the signal exported from optical sensor 116 from height It is high level signal that level signal, which changes to the signal exported during low level signal from optical sensor 117,.In other words, the He of rib 88 Second protuberance 86 is configured to provide on print cartridge 30 by the light of decay optical sensor 116 and optical sensor 117 Type information.
With reference to Fig. 8, during print cartridge 30 is inserted into housing 101, the ink supply 34 of print cartridge 30 is inserted into maintaining part 121 and ink Pipe 122 is inserted into ink supply opening 71.When this happens, the outer surface by ink supply 34 and the interior table of maintaining part 121 Face is contacted, and ink supply 34 is positioned relative to maintaining part 121 for short transverse (above-below direction) 52, i.e., main body 31 is relative to box Installation portion 110 is positioned for short transverse (above-below direction) 52.Ink supply valve 70 is pushed by black pipe 122 so that ink supply opening 71 It is opened.Black pipe 122 has the black introducing opening for being formed at its end, and is stored in the ink in ink chamber 36 via ink introducing opening Black pipe 122 is flowed into direction of insertion 56.
With reference to Fig. 8, during print cartridge 30 is inserted into housing 101, bar 125 enters the opening 96 of bracket 90.Bracket 90 is relative It can be moved in an upward direction in main body 31.When bar 125 enters opening 96, top and the bracket 90 of the outer surface of bar 125 The upper contact of the restriction opening 96 of inner surface 98, and press upwards on bracket 90 so that bracket 90 is in main body 31 upward Upward sliding.Bracket 90 can not in a downward direction be moved relative to box installation portion 110, because the top of the outer surface of bar 125 With the upper contact for limiting opening 96 from below of the inner surface 98 of bracket 90.With reference to Fig. 9, bar 125 connects with air communication valve 73 Touch and forces air communicating valve 73.Air communication valve 73 is moved away from air communication opening 32 so that air connects via air Mouth 32 is opened up to flow into ink chamber 36.
Meanwhile, with reference to Fig. 8 and Fig. 9, contact 106 is contacted with the slope 49 of bracket 90.Because when contact 106 is towards print cartridge 30 Slope 49 is inclined upwardly when rear wall 42 is moved, and because of the top in the outer surface of bar 125 and the limit of the inner surface 98 of bracket 90 Surely bracket 90 can not be moved in a downward direction in the state of the lower contacts of opening 96, so when contact 106 is in the He of slope 49 Contact 106 is resiliently deformed in an upward direction when sliding on IC plates 74.The contact 106 of elastic deformation biases IC in a downward direction Plate 74.When contact 106 reaches IC plates 74, bracket 90, bracket are clipped by contact 106 and bar 125 from above and below respectively 90 position relative to box installation portion 110 for short transverse (above-below direction) 52.
When print cartridge 30 by further towards housing 101 end surfaces insert when, with reference to Fig. 9, contact 106 respectively with IC plates 74 Thermode 75, grounding electrode 76, signal electrode 77 are contacted and electrically connected.When print cartridge 30 is when being installed to up to installation site, thermoelectricity Pole 75, grounding electrode 76 and signal electrode 77 are still contacted and electrically connected with three contacts 106 respectively.
When print cartridge 30 reaches installation site, the composition surface 46 at the junction surface 45 of print cartridge 30 leads in direction of insertion 56 Cross the abutting end 146 of engagement member 145.Engagement member 145 in fig .9 be pivoted to latched position clockwise, engagement End 146 is contacted with composition surface 46.Due to the contact between engagement member 145 and junction surface 45, the resistance of print cartridge 30 comes from spiral shell Revolve the biasing force of spring 139 and be retained in installation site.In other words, print cartridge 30 is inserted into/torn open relative to box installation portion 110 Except positioning for direction 50.In this way, completing print cartridge 30 being installed to box installation portion 110.
When print cartridge 30 is in the installation site in box installation portion 110, main body 31 is inserted into maintaining part 121 in ink supply 34 And black pipe 122 is inserted into positioning in the state of ink supply opening 71, and bracket 90 is clipped and be positioned at by contact 106 and bar 125 Position between the end of its mobile range.
When print cartridge 30 is in the installation site in box installation portion 110, the leading section 81 of pivot member 80 is located at engagement structure The lower section of abutting end 146 of part 145.The rearward end 82 of pivot member 80 is left the positioning of the ground of roof 39.
Based on the level of the output signal from optical sensor 116, determine whether print cartridge 30 is mounted by controller To box installation portion 110.In other words, rib 88 is configured to deposit on print cartridge 30 to provide by the light for optical sensor 116 of decaying It is the information in box installation portion 110.Level based on the output signal from optical sensor 114 and based on from optics The signal output of sensor 116 from high level signal change over low level signal when the output signal from optical sensor 117 Level, the type of print cartridge 30 is determined by controller.In other words, rib 88 and the protuberance 86 of test section 89 or second are configured to The type on print cartridge 30 is provided by the light of decay optical sensor 116 and optical sensor 114 or optical sensor 117 Information.By periodically checking the level of the output signal from optical sensor 114, ink chamber 36 is determined by controller The ink amount of middle storage, that is, determine whether ink chamber 36 has the ink for being stored in scheduled volume therein or more.In other words, test section 33 It is configured to indicate by the light of decay or unattenuated optical sensor 114 in ink chamber 36 presence or absence of ink.Based on from The data that IC plates 74 are read, are determined in the information of print cartridge 30, such as lot number of print cartridge 30, the date of manufacture of print cartridge 30, print cartridge 30 Black color of storage etc..
In another embodiment, the initial position before print cartridge 30 is installed to box installation portion 110, bracket 90 relative to Main body 31 may move in a downward direction.In this case, bracket 90 passes through the end 93,94 of bracket 90 and inclining for main body 31 Stiction support between oblique inner surface 47,48.When print cartridge 30 is inserted into housing 101 and bar 125 is inserted into bracket 90 When in opening 96, the outer surface of bar 125 can not initially contact the inner surface 98 of the restriction opening 96 of bracket 90.When the quilt of print cartridge 30 When being further inserted into, contact 106 contacts with slope 49 and IC plates 74 and pushes down on bracket 90 so that the outer surface of bar 125 Top and the upper contact of the restriction opening 96 of the inner surface 98 of bracket 90.When contact 106 reaches IC plates 74, pass through contact 106 and bar 125 clip bracket 90 from above and below respectively, bracket 90 is relative to box installation portion 110 with regard to short transverse (upper and lower To) position for 52.
Here it is described in more detail in and the timetable of event occurs during print cartridge 30 is inserted into box installation portion 110.When slotting When entering to start, the slidingsurface 148 at junction surface 145 starts to slide on IC plates 74.Then the second protuberance 86 and slider 135 Contact and start to push slider 135.Then test section 89 initially enters the test point (light path) of optical sensor 114.Then Rib 88 initially enters the test point (light path) of optical sensor 116.Then bar 125 contacts with air communication valve 73 and starts to push Air communication valve 73.Then contact 106 starts to contact with IC plates 74.Then the gap between test section 89 and test section 33 starts Into the test point (light path) of optical sensor 114.Then black pipe 122 contacts with ink supply valve 70 and starts to push ink supply valve 70. Then test section 33 initially enters the test point (light path) of optical sensor 114.Then abutting end 146 connects with composition surface 46 Touch.
Complete print cartridge 30 being installed to after box installation portion 110, printer 10 starts printing.When what is stored in ink chamber 36 When ink is finished by printer 10, used print cartridge 30 is removed from box installation portion 110, and new print cartridge 30 is installed to box installation Portion 110.
[print cartridge 30 is removed from box installation portion 110]
When being intended to remove print cartridge 30 from box installation portion 110, the rearward end 82 of pivot member 80 is pushed down on by user. Therefore, the leading section 81 of pivot member 80 moves up and separated with roof 39.When this happens, engagement member 145 Pressed upwards on by the leading section 81 of pivot member 80, and the abutting end 146 of engagement member 145 is moved to the top of composition surface 46 Position, that is, be moved to the position separated with composition surface 46.In this way, engagement member 145 is moved to solution lock-bit from latched position Put, and print cartridge 30 is by from the status releasing kept by engagement member 145.
When abutting end 146 is separated with composition surface 46, be applied to the external force of print cartridge 30, such as helical spring 139 it is inclined Pressure makes print cartridge 30 be moved on direction 55 is removed.However, because user finger still with after the pressure of pivot member 80 End 82 is contacted, so the print cartridge 30 moved on direction 55 is removed is by user's stop.The biasing force of helical spring 139 via Pivot member 80 is received by the finger of user.
When user makes his/her finger be moved on direction 55 is removed, print cartridge 30 is by slider 135 and spiral bullet Spring 139 pushes and follows finger to move.When this happens, IC plates 74 on bracket 90 are arranged on by from box installation portion The downward bias pressure releases of 110 contact 106.When print cartridge 30 follows the finger of user to move on direction 55 is removed, connect The slidingsurface 148 for closing component 145 passes through in the top of recess 78 and slided on IC plates 74 and slope 49.When slidingsurface 148 When being slided on thermode 75, grounding electrode 76 and signal electrode 77, dust is by electric from thermode 75, grounding electrode 76 and signal Wipe pole 77.After being slided on slope 49, slidingsurface 148 passes through in the top of groove 87.When this happens, slided The dust that dynamic surface 148 is wiped is fallen in groove 87.Therefore, dust falls and is adhered to the circular ink supply opening 71 of ink supply 34 Part possibility reduce.
Meanwhile, the outer surface of bar 125 is separated with the inner surface 98 of the restriction opening 96 of bracket 90 so that bracket 90 relative to Main body 31 is moved down into initial position, and bracket 90 is supported by the anterior upper surface of main body 31 in the initial position.Mo Guan 122 are drawn out ink supply 34.In this way, print cartridge 30 is removed from box installation portion 110.
[advantage]
In this embodiment, because print cartridge 30 includes being configured to by the optical sensor 114,116 independent with IC plates 74 The test section 89 and rib 88 of detection, even if the electrical connection between IC plates 74 and contact 106 can not be set up or data can not be via letter Number electrode 77 is read from IC, can determine that print cartridge 30 is installed to printer based on the information obtained from test section 89 and rib 88 10.Therefore, even if the electrical connection between IC plates 74 and contact 106 can not be set up or data can not be read via signal electrode 77 from IC Go out, can also use print cartridge 30.
In this embodiment, because from optical sensor 114,116 launch light in the direction vertical with direction of insertion 50 Advanced on (width, left and right directions), so test section 89 and rib 88 can be entered with desired timing in direction of insertion 50 Enter the test point (light path) of optical sensor 114,116.Moreover, because thermode 75, grounding electrode 76 and signal electrode 77 can It can access on the direction in downward direction with light advanced vertical with direction of insertion 50, even if so thermode 75, grounding electrode 76 and signal electrode 77 accessed in a downward direction by contact 106 so that print cartridge 30 is moved in a downward direction, this movement Test section 89 and rib 88 is not influenceed to enter the timing of the test point (light path) of optical sensor 114,116 in direction of insertion 56. Because this is regularly determined by movement of the print cartridge 30 in direction of insertion 56, rather than moving down by print cartridge 30 To determine.As a rule, when event occurs on direction perpendicular to one another, such event can be independent event and not It can influence each other.
In this embodiment, because thermode 75, grounding electrode 76 and signal electrode 77 be located at antetheca 40 and rear wall 42 it Between, the biasing force on direction 55 is removed from slider 135 and helical spring 139 is not by thermode 75, grounding electrode 76 Directly received with signal electrode 77.Therefore, what excessive loads were applied to thermode 75, grounding electrode 76 and signal electrode 77 can Can property reduction.Moreover, ink leaked from ink supply 34 and thermode 75, grounding electrode 76 and signal electrode 77 by ink pollution can Can property reduction.
If IC plates 74 are arranged at the antetheca 40 of direction of insertion 56, thermode 75, grounding electrode 76 and letter Contact potentially unstable number between electrode 77 and contact 106, because print cartridge 30 is by direction 55 is removed, i.e. in thermode 75th, biased on the direction that grounding electrode 76 and signal electrode 77 are separated with contact 106.Therefore, in this case, contact 106 Deformation range and the elasticity of contact 106 will have to be set larger, even if to work as thermode 75, the and of grounding electrode 76 When signal electrode 77 moves away contact 106 by biasing the biasing force of print cartridge 30, it is ensured that thermode 75, the and of grounding electrode 76 Contacted between signal electrode 77 and contact 106.However, the moderate finite deformation scope and larger elasticity of contact 106 may be to thermodes 75th, grounding electrode 76 and signal electrode 77 apply big biasing force, i.e., excessive load may be applied to thermode 75, ground connection electricity Pole 76 and signal electrode 77.Moreover, if IC plates 74 are arranged at antetheca 40, the ink leaked from ink supply 34 may be reached Thermode 75, grounding electrode 76 and signal electrode 77, and cause short between thermode 75, grounding electrode 76 and signal electrode 77 Road.
In this embodiment, because thermode 75, grounding electrode 76 and signal electrode 77 and junction surface 45 are arranged on The same side of print cartridge 30, the i.e. side of roof 39, thermode 75, grounding electrode 76 and signal electrode 77, which are adjacent to the ground of junction surface 45, to be determined Position.Because when junction surface 45 is contacted with engagement member 145, junction surface 45 determines to be inserted into/remove print cartridge 30 for direction 50 Relative to the position of box installation portion 110, thermode 75, grounding electrode 76 and the energy of signal electrode 77 of the positioning of junction surface 45 are adjacent to Enough it is inserted into/removes for direction 50 and is precisely located relative to contact 106.
In this embodiment, because thermode 75, grounding electrode 76 and signal electrode 77 are positioned to be inserted into direction 56 and Speech than composition surface 46 forward, so each and composition surface 46 of thermode 75, grounding electrode 76 and signal electrode 77 with Corresponding level-crossing, the plane is parallel with short transverse (above-below direction) 52 and depth direction (fore-and-aft direction) 53, by ink During the insertion box of box 30 installation portion 110, engagement member 145 is slided on thermode 75, grounding electrode 76 and signal electrode 77.Cause Dust on this thermode 75, grounding electrode 76 and signal electrode 77 is wiped free of, and thermode 75, grounding electrode 76 and signal electricity The possibility that electrical connection between pole 77 and contact 106 becomes unstable reduces.
In this embodiment, thermode 75, grounding electrode 76 and signal electrode 77 are located at the composition surface 46 at junction surface 45 At least a portion above.Because engagement member 145 is configured to because it is conducted oneself with dignity or is biased by a spring and pivots downwards, institute Component 145 can be engaged with the dust on thermode 75, grounding electrode 76 and signal electrode 77 to wipe with stronger downward force.And And, the mobile range of engagement member 145 is limited so that engagement member 145, which is not pivoted downwards, exceeds latched position, if hot Electrode 75, grounding electrode 76 and signal electrode 77 are located at the lower section of composition surface 46, then engagement member 145 can not be with thermode 75th, grounding electrode 76 and signal electrode 77 are contacted.Thus thermode 75, grounding electrode 76 and signal electrode 77 are in table of joint Position above at least a portion in face 46 is conducive to the wiping function of engagement member 145.
In this embodiment, because thermode 75, grounding electrode 76 and signal electrode 77 are positioned to be inserted into direction 56 and Say than ink supply 34 ink supply opening 71 backward, even if when print cartridge 30 is inserted into box installation portion 110 and/or from box installation portion Dust during 110 dismounting on thermode 75, grounding electrode 76 and signal electrode 77 is wiped, and this dust is adhered to ink supply 34 The possibility of part of circular ink supply opening 71 also reduce.Therefore, the possibility that ink is contaminated by dust reduces.
In this embodiment, because recess such as groove 87 is positioned to be inserted into for direction 56 than thermode 75, ground connection Electrode 76 and signal electrode 77 forward, each and groove 87 of thermode 75, grounding electrode 76 and signal electrode 77 with it is corresponding Level-crossing, the plane is parallel with short transverse (above-below direction) 52 and depth direction (fore-and-aft direction) 53, thermode 75, ground connection Electrode 76 and signal electrode 77 are located at the top of groove 87, the dust wiped from thermode 75, grounding electrode 76 and signal electrode 77 Fall into groove 87.Therefore, dust falls and is adhered to the possibility reduction of the part of the circular ink supply opening 71 of ink supply 34.
In this embodiment, because ink supply 34 is located at antetheca 40 and thermode 75, grounding electrode 76 and signal electrode 77 are located at roof 39, and the ink splashed from ink supply 34 reaches and pollutes thermode 75, grounding electrode 76 and signal electrode 77 Possibility reduces.
In this embodiment, because bracket 90 may move relative to main body 31 in short transverse (above-below direction) 52, support Frame 90 and main body 31 can be independently relative to box installation portion 110 and be positioned for short transverse (above-below direction) 52.Therefore, if Put element such as IC plates 74, rib 88 and the test section 89 at bracket 90, and the element being arranged at main body 31 such as ink supply 34, can be relative to the counter element being arranged on box installation portion 110 such as contact 106, optical sensor 114,116 and ink pipe 122 are independently positioned.
Because print cartridge 30 is assembled by multiple element, the dimensional tolerance of each element usually requires to be set small, Designing and manufacture in each element needs high accuracy.If the dimensional tolerance of each element is relatively large, the accumulation of print cartridge 30 Scale error is generally larger.In this case, black pipe 122 may be not inserted into ink supply opening 71 and can be with ink supply 34 End is contacted and destroyed, and contact 106 can be contacted with IC plates 74 with high pressure and can be destroyed, on the contrary, contact 106 can not Contacted with IC plates 74, or rib 88 and test section 89 can not enter the optical transmitting set and optical receiver of optical sensor 114,116 Between.However, in this embodiment, because bracket 90 is removable relative to main body 31, bracket 90 and main body 31 being capable of phases It is independently positioned for box installation portion 110, in the case of the medium size tolerance of element, is arranged on the element example at bracket 90 , can be relative to being arranged on such as IC plates 74, rib 88 and test section 89 and the element such as ink supply 34 that is arranged at main body 31 Counter element such as contact 106, optical sensor 114,116 and black pipe 122 on box installation portion 110 are independently positioned.
In this embodiment, because the width of each of thermode 75, grounding electrode 76 and signal electrode 77 is more than rib 88 width, in other words, the width of rib 88 are less than the width of each of thermode 75, grounding electrode 76 and signal electrode 77, Rib 88 is suitable to non-contactly be detected by optics sensor 116, and thermode 75, grounding electrode 76 and signal electrode 77 are suitable to and contact 106 physical contacts.
In another embodiment, the second protuberance 86 may include the rib similar with the rib 88 of the first protuberance 85, and light Learn the rib that sensor 117 is configurable to directly detect the second protuberance 86.
In another embodiment, can be by known in addition to elongated openings 91,92 or test section 33 and supporting part 79 Structure, the guiding groove for example formed in main body 31 or bracket 90 determine bracket 90 relative to the scope that main body 31 is moved.And And, in addition to inclined inner surface 47,48, the movement of bracket 90 can be guided by known structure, such as by being formed in main body 31 or bracket 90 at guide rail guiding.
In another embodiment, bracket 90 restriction opening 96 inner surface 98 can not be contacted with the outer surface of bar 125 with Bracket 90 is set to be moved relative to main body 31.In this case, bracket 90 top surface or bottom surface may include with insertion/ The surface that the side of the intersection of direction 50 is upwardly extended is removed, and when print cartridge 30 is inserted into box installation portion 110, surface can be with setting Protuberance in print cartridge installation portion 110 is contacted and slid on so that bracket 90 is moved relative to main body 31.
In another embodiment, box installation portion 110 may not include slider 135, helical spring 139 and optical sensor 117.In this case, the spring that print cartridge 30 can be coupled with ink supply valve 70 and/or air communication valve 73 is removing direction 55 Upper bias.
In another embodiment, IC can be not arranged at sets thermode 75, grounding electrode 76 and signal electrode thereon On 77 same plate.For example, IC may be disposed at rear wall 42 or neighbouring rear wall 42, and it can be connected by electrical wiring to and be arranged on At roof 39 or adjacent to thermode 75, grounding electrode 76 and the signal electrode 77 of roof 39.
In another embodiment, print cartridge 30 may not include bracket 90, and test section 89, rib 88 and IC plates 74 may be disposed at In main body 31.
Although invention has been described for combined different example arrangements and illustrative embodiment, this area Technical staff is appreciated that can make other variants of said structure and embodiment in the case without departing from the scope of the present invention And modification.By considering specification of the invention disclosed herein or practice, it will be appreciated by those skilled in the art that other structures and Embodiment.The example for being intended to specification and description is merely illustrative that the scope of the present invention is limited by appended claims It is fixed.

Claims (17)

1. a kind of printing-fluid box (30), the printing-fluid box (30) is configured to be installed to box installation portion, the box peace Dress portion includes optical sensor and at least one contact, and the printing-fluid box (30) includes：
Preceding surface；
Surface afterwards, the position on the rear surface for the direction of insertion (56) vertical with gravity direction with the preceding surface phase Instead；
At least one electrical interface (75,76,77), at least one described electrical interface be configured to be electrically connected to it is described at least one touch Point；
Optical attenuation portion (33,88,89), the optical attenuation portion be configured to be inserted in the optical sensor optical transmitting set and Detected between optical receiver and by the optical sensor；With
Top surface, the top surface is connected to the preceding surface and the rear surface, wherein when the printing-fluid box (30) exists When in stand up position the top surface upwardly, and at least one described electrical interface (75,76,77) and the optical attenuation portion (88) it is located at the top surface side of the printing-fluid box (30)；
Wherein described printing-fluid box (30) by the stand up position in the insertion side vertical with the gravity direction Inserted on to (56) in the box installation portion, and the printing-fluid box (30) have width on width (51), Height in the short transverse (52) parallel with the gravity direction and the depth on depth direction (53), wherein the width Spend direction (51), the short transverse (52) and the depth direction (53) vertically, and the depth direction (53) and The direction of insertion (56) is parallel；
At least one wherein described electrical interface (75,76,77) is located at the position than optical attenuation portion (88) more lateral；
Wherein described optical attenuation portion (33,88,89) is the protuberance extended from the top surface towards the short transverse (52)；
At least one wherein described electrical interface is on the direction vertical with the width (51) and the direction of insertion (56) It can access；
At least one wherein described electrical interface (75,76,77) and the optical attenuation portion (88) are arranged on the printing-fluid box (30) at side, and width of the optical attenuation portion (88) on the width (51) is less than at least one described electricity The width of each in interface (75,76,77) on the width (51)；And
Wherein described optical attenuation portion (88) be positioned to for the direction of insertion (56) than at least one electrical interface (75, 76,77) more forward.
2. printing-fluid box (30) according to claim 1, further comprises：
Room (36), the room is configured to store printing-fluid in the chamber；With
Printing-fluid supply department (34), the printing-fluid supply department is configured to the printing-fluid from the room (36) Inside is fed to the outside of the room (36).
3. printing-fluid box (30) according to claim 2, further comprises：
Preceding surface, when the printing-fluid box (30) is inserted into the box installation portion, the preceding surface is towards the insertion Direction (56) is orientated, wherein the printing-fluid supply department (34) is located at the preceding surface；With
Surface afterwards, the position on the rear surface for the direction of insertion (56) with the preceding surface on the contrary,
At least one wherein described electrical interface (75,76,77) is located between the preceding surface and the rear surface.
4. printing-fluid box (30) according to claim 3, wherein when the printing-fluid box (30) is in the orthostatic position When putting middle, the printing-fluid supply department (34) is located at the bottom on the preceding surface, and at least one described electrical interface (75,76,77) it is located at the top of the printing-fluid supply department (34).
5. printing-fluid box (30) according to claim 1, wherein the optical attenuation portion (33,88,89) is in the depth Extend on direction (53).
6. printing-fluid box (30) according to claim 1, wherein at least one described electrical interface (75,76,77) and institute Optical attenuation portion (88) is stated to be positioned such that：At least one described electrical interface (75,76,77) and the optical attenuation portion (88) and one Level-crossing, the plane is parallel with the short transverse (52) and the depth direction (53).
7. printing-fluid box (30) according to claim 1, wherein the optical attenuation portion (33,88,89) is constructed such that The optical attenuation advanced on the width (51) vertical with the direction of insertion (56).
8. printing-fluid box (30) according to claim 1, wherein at least one described electrical interface (75,76,77) includes The first electrical interface (75) aligned with each other and spaced apart, the second electrical interface (76) and the 3rd electricity connect on the width (51) Mouth (77), wherein second electrical interface (76) is located between first electrical interface (75) and the 3rd electrical interface (77), And at least one described electrical interface (75,76,77) and the optical attenuation portion (33,88,89) are positioned such that：Described second Electrical interface (76) and the optical attenuation portion (33,88,89) and a level-crossing, the plane and the short transverse (52) and institute State depth direction (53) parallel.
9. printing-fluid box (30) according to claim 8, wherein center and the light of second electrical interface (76) Attenuator (33,88,89) is centrally located at the plane parallel with the short transverse (52) and the depth direction (53) On.
10. printing-fluid box (30) according to claim 9, wherein the optical attenuation portion (88) has in the width side Width on (51), and second electrical interface (76) has the width on the width (51), and it is described The width in optical attenuation portion (88) is less than the width of second electrical interface (76).
11. printing-fluid box (30) according to claim 1, wherein the optical attenuation portion (88) is configured to：By making There is provided whether there is the letter in the box installation portion on the printing-fluid box (30) for the optical attenuation of the optical sensor Breath.
12. printing-fluid box (30) according to claim 1, wherein the optical attenuation portion (88,89) is configured to：Pass through Making the optical attenuation of the optical sensor, there is provided the information of the type on the printing-fluid box (30).
13. a kind of printing device (10), including：
Printing-fluid box (30) according to claim 1；With
Box installation portion (110), the printing-fluid box (30) is configured to be installed to the box installation portion, the box installation portion (110) include：
At least one contact (106), at least one described contact be configured to be electrically connected at least one electrical interface (75, 76,77)；With
Optical sensor (114,116), the optical sensor is configured to detect the optical attenuation portion (33,88,89).
14. printing device (10) according to claim 13, wherein the printing-fluid box (30) further comprises room (36) and printing-fluid supply department (34), the room is configured to store printing-fluid in the chamber, and the printing-fluid is supplied Portion is answered to be configured to the printing-fluid being fed to the outside of the room (36), and wherein institute from the inside of the room (36) Stating box installation portion (110) includes ink pipe (122), and the black pipe is configured to be inserted into the printing-fluid supply department (34).
15. the use of printing-fluid box (30) according to claim 1 so that：At least one electrical interface (75,76,77) At least one described contact is electrically connected to, and the optical attenuation portion (33,88,89) decay is from described in the optical sensor The light of optical transmitting set transmitting.
16. the use of printing-fluid box (30) according to claim 15 so that：Pacify by the printing-fluid box (30) During being attached to the box installation portion, at least one described electrical interface (75,76,77) and at least one described contact.
17. the use of printing-fluid box (30) according to claim 15 so that：Opened in the optical attenuation portion (88,89) Beginning makes after the optical attenuation, at least one described electrical interface (75,76,77) and at least one described contact.
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CN104999798A (en) 2015-10-28

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