CN2921898Y - Developer box for electronic photographic imaging device - Google Patents
Developer box for electronic photographic imaging device Download PDFInfo
- Publication number
- CN2921898Y CN2921898Y CN 200620006535 CN200620006535U CN2921898Y CN 2921898 Y CN2921898 Y CN 2921898Y CN 200620006535 CN200620006535 CN 200620006535 CN 200620006535 U CN200620006535 U CN 200620006535U CN 2921898 Y CN2921898 Y CN 2921898Y
- Authority
- CN
- China
- Prior art keywords
- powder
- inner core
- carbon dust
- storage powder
- powder feeding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
- G03G15/0867—Arrangements for supplying new developer cylindrical developer cartridges, e.g. toner bottles for the developer replenishing opening
- G03G15/087—Developer cartridges having a longitudinal rotational axis, around which at least one part is rotated when mounting or using the cartridge
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
- G03G15/0849—Detection or control means for the developer concentration
- G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/06—Developing structures, details
- G03G2215/066—Toner cartridge or other attachable and detachable container for supplying developer material to replace the used material
Abstract
The utility model is a developer box for electronic photographic imaging device, comprising a cylindrical powder storing inner cylinder and a guard shield. The guard shield is covered on the outer cylinder wall of the powder storing inner cylinder. The powder feeding blade in the powder storing inner cylinder comprises a fixing part, a powder feeding part and a powder holding part. The fixing part is fixed on the medial axis of a carbon powder mixing frame. One end of the powder feeding part is connected with the fixing part, and the other end is connected with the powder holding part. One the axial cross section of the powder storing inner cylinder, the rotation direction of the powder feeding part and the carbon powder mixing frame is kept in an acute angle. The length from the rotation axis of the carbon powder mixing frame to the end of the powder feeding part is a little shorter than the radius of the powder storing inner cylinder. On the axial cross section of the powder storing inner cylinder, the powder holding part is shown as a section of bowstring or arc of the inner cavity of the powder storing inner cylinder. The developer box is used to store carbon powder and supply to an electronic photographic imaging device and can effectively avoid the denaturation of carbon powder because of friction and improves the supplying stability of carbon powder.
Description
Technical field
The utility model relates to the developer box that electrophotographic imaging forming apparatus developer box, particularly laser printer, Xerox or facsimile recorder use.
Background technology
The image developing apparatus of laser printer needs to be equipped with developer box or the cartridge that is used to store developer usually when work.That this cartridge often is designed to change or through reclaim filling the form that can be repeatedly used behind the carbon dust, its relative configurations be can dismounting a plurality of assemblies.
In a kind of structure of existing developing apparatus, the cartridge outward appearance that is used to store carbon dust is rendered as the cylindrical drum form basically, and it is made of the guard shield that is used to store the inner core of carbon dust and be used for the cartridge location and have a certain protective role.Guard shield is placed on the cylindrical outer wall of inner core.On the cylindrical wall of inner core, offer the carbon dust supply port, in the inner chamber of inner core, be provided with the puddle support that is used to stir carbon dust.In the developing apparatus frame that is used to support cartridge, be formed with carbon dust supply orifice corresponding to inner core carbon dust supply port.This carbon dust supply orifice docks with inner core carbon dust supply port coupling, provides carbon dust to be entered the carbon dust transmission channel of developing room by inner core.Form developing room after the frame closure of developing apparatus.In this developing room, dispose the carbon dust donor rollers and the developer roll that adjoin each other.So, after carbon dust supply orifice and inner core carbon dust supply port coupling dock, the carbon dust of being imported by inner core carbon dust supply port transferred to developer roll by the carbon dust donor rollers.
In the developing room of above-mentioned developing apparatus, overhangingly on development chamber wall go out sheet component.Corresponding to the cylindrical surface of developer roll, this sheet component has along the axially extended linearity of developer roll edge.This linearity edge contacts with the developer roll cylindrical surface, and radially applies certain pressure along developer roll, is attached to carbon dust layer thickness on the developer roll cylindrical surface with adjusting.With respect to developer roll, photosensitive drums and inner core carbon dust supply port are opposite to the both sides of developer roll respectively, and the cylindrical drum face of photosensitive drums and the cylindrical surface of developer roll are in contact with one another.The image information of laser printer output by the cylindrical drum face of Laser Transmission to photosensitive drums, forms electrostatic latent image by corresponding laser scanning device.And then the electrostatic latent image supply carbon dust of developer roll on photosensitive drums drum face, latent electrostatic image developing is become visual image.Thereafter, the visual image rotation on the photosensitive drums drum face replaces to transfer position, by corresponding transfer roll visual image is transferred on the recording medium such as paper, forms the image information of clerking.
Has detent mechanism between the storage powder inner core of aforementioned cartridge and the guard shield.This detent mechanism will store up the powder inner core and guard shield is combined into a complete cartridge, allows storage powder inner core and the reciprocal rotation of guard shield in the turning axle that both enjoy is jointly done the certain angle scope simultaneously.Corresponding to inner core carbon dust supply port, guard shield is provided with and is used to control that inner core carbon dust supply port is opened or the On/Off device of closed state.This On/Off device is opening and the sponge seal that sets gradually along the guard shield circumferencial direction.In above-mentioned rotational angle range, the On/Off device on the guard shield cooperates the reciprocal rotation of guard shield alternately to open or close inner core carbon dust supply port, realizes flowing of carbon dust or flowing of blocking-up carbon dust.
For carbon dust is infeeded laser printer developing device, be provided with puddle support in the storage powder inner core of above-mentioned cartridge, be used for stirring storage powder inner core powder storing chamber carbon dust, and carbon dust sent in the developing room of above-mentioned developing apparatus by the powder feeding blade that is provided with on the puddle support.Usually, above-mentioned powder feeding blade is the complete sheet material of a slice.Under natural laying state, the powder feeding blade in the storage powder simply the footpath direction from the turning axle of puddle support to its terminal length greater than the radius that stores up powder inner core powder storing chamber.Under the situation that the cartridge assembling finishes, powder feeding blade one end is fixed on the puddle support turning axle, the other end and storage powder inner core powder storing chamber inwall Elastic Contact.In this state, powder feeding blade free end can be subjected to storing up the compressing of powder inner core powder storing chamber inwall, causes powder feeding blade generation deformation.Along with the rotation of puddle support, the powder feeding blade is deformed into falcate on storage powder inner core axial cross section, thereby accumulates restorable elastic potential energy.When powder feeding blade free end marches to the carbon dust supply port, this free end hightails and stores up contacting of powder inner core powder storing chamber inwall, ejects to the carbon dust supply port, and the elastic potential energy of being accumulated is released, carbon dust is ejected the carbon dust supply port, make it enter the powder inlet of developing apparatus.
In this carbon dust course of conveying, be subjected to storing up the deformation that the powder feeding blade free end of powder inner core powder storing chamber inwall constraint is produced, only just can be restored at storage powder inner core carbon dust supply port position, other position outside storage powder inner core carbon dust supply port will be in this deformed state.Therefore, in a swing circle of puddle support, powder feeding blade free end will alternately be in original state and distortion two states.In other words, powder feeding blade free end under the deformation state, rotation along with puddle support, also can and store up between the powder inner core powder storing chamber inwall and produce friction, and then the carbon dust of friction between powder feeding blade free end and storage powder inner core powder storing chamber inwall slit, cause the carbon dust performance change, and then influence print quality.In addition, the powder inlet of developing apparatus is usually located at side under the surface level of storage powder inner core axis place, perhaps near this surface level.Under this state, carbon dust from the powder inlet of storage powder inner core carbon dust supply port input developing apparatus except that the free-ended elastic reaction of powder feeding blade, the mobilization that also has the carbon dust self gravitation to produce.Therefore, powder feeding blade free end leaves after the storage powder inner core carbon dust supply port, the powder inlet change in location of looking developing apparatus, and exist the carbon dust that causes owing to himself action of gravity to slide back storage powder inner core powder storing chamber again, cause the carbon dust supply off and on.
The utility model content
The utility model purpose be to provide a kind of can effectively avoid because of friction change the developer physical property, the reliable and stable laser printer developer box of developer transmission.
Realize the laser printer developer box of above-mentioned purpose, comprise cylindrical shape storage powder inner core and guard shield.Storage powder inner core is roughly cylindrical, and it has the inner chamber that is used to store carbon dust, and its axial end has opening, and the opposite end is sealed by end cap, offers the carbon dust supply port to the laser printer developing device supply toner of being used for that runs through post jamb on its cylindrical cylinder.Be provided with the carbon dust puddle support that is used to stir carbon dust in the inner chamber.This carbon dust puddle support is provided with the powder feeding blade.Guard shield is roughly cylindrical, is placed on coaxially on the storage powder inner core outer cylindrical wall, can do the repeated rotation of certain angle scope with respect to storage powder inner core, is provided for controlling the open/close mechanism of carbon dust supply port open and-shut mode on it.Be characterized in that the length of powder feeding blade on storage powder inner core is axial is corresponding with the carbon dust supply port.On storage powder inner core axial cross section, the powder feeding blade is rendered as link together piecemeal three sections that have bending: fixed part, powder feeding portion and hold powder portion.Wherein fixed part is fixed on the axis of carbon dust puddle support.On storage powder inner core axial cross section, an end of powder feeding portion is connected with fixed part, the other end with hold powder portion and be connected.On storage powder inner core axial cross section, the sense of rotation of powder feeding portion and carbon dust puddle support keeps an acute angle.From the turning axle of carbon dust puddle support, be slightly smaller than tube inner chamber radius in the storage powder to the powder feeding portion and the length of holding between the link of powder portion.Hold powder portion shows as tube inner chamber in the storage powder on storage powder inner core axial cross section one section string or arc.
Above-mentioned laser printer developer box, preferably holding powder portion is the planar shaped sheet material.The link of this sheet material and powder feeding portion and its opposite end, both maintain the gap with storing up between the powder inner core internal chamber wall.
Above-mentioned laser printer developer box, preferably holding powder portion is cylinder shape sheet material.Maintain the gap between the external cylindrical surface of this sheet material and the storage powder inner core internal chamber wall.
Laser printer developer box of the present utility model, the powder feeding blade is improved to three stage structure, make between its powder feeding portion end and the storage powder inner core internal chamber wall and keep appropriate gap, and direct contact does not take place, so, can avoid physical property terminal because of powder feeding portion and that store up the friction effect change carbon dust between the powder inner core internal chamber wall.When powder feeding portion end slides into the carbon dust supply port of storage powder inner core, carry to hold and slip in the powder inlet of laser printer developing device by gravity traction in the lip-deep carbon dust of powder feeding portion.In this starting stage, because it is bigger to slip into the carbon dust two of developing apparatus powder inlet, the part that powder feeding portion end slips over is rendered as piling up naturally of carbon dust, might cause carbon dust to slip into tube inner chamber in the storage powder again.For this reason, one section string shape is set or arcuation is held powder portion, after powder feeding portion end slips over the developing apparatus powder inlet, holds powder portion sealing developing apparatus powder inlet thus at powder feeding portion end.After developing apparatus has digested the part carbon dust or adjusted the distribution of carbon dust, make and hold powder portion in company with the powder feeding portion end storage powder inner core carbon dust supply port that slips away, to guarantee the continuity of carbon dust supply.
The drawing explanation
One of Fig. 1 the utility model developer box contour structures synoptic diagram illustrates the state that the carbon dust surplus detection window of storing up on the powder inner core is positioned at visible surface.
Two of Fig. 2 the utility model developer box contour structures synoptic diagram illustrates the state that the carbon dust supply port that stores up on the powder inner core is positioned at visible surface.
Fig. 3 the utility model developer box guard shield contour structures synoptic diagram, illustrate with store up the powder inner core on the corresponding guard shield view window of carbon dust surplus detection window be positioned at the state of visible surface.
Fig. 4 the utility model developer box guard shield contour structures synoptic diagram, illustrate with store up the powder inner core on the corresponding guard shield switching mechanism of carbon dust supply port be positioned at the state of visible surface.
Fig. 5 the utility model developer box storage powder inner core contour structures synoptic diagram illustrates the state that the carbon dust surplus detection window of storing up on the powder inner core is positioned at visible surface.
Fig. 6 the utility model developer box storage powder inner core contour structures synoptic diagram illustrates the state that the carbon dust supply port that stores up on the powder inner core is positioned at visible surface.
Fig. 7 the utility model developer box storage powder inner core profile partial structurtes synoptic diagram illustrates the blind end state that is used for mating with guard shield connection that stores up the setting of powder inner core blind end.
Fig. 8 the utility model developer box storage powder inner core profile partial structurtes synoptic diagram illustrates the openend state that storage powder inner core is used for transmitting to puddle support turning moment.
Fig. 9 the utility model developer box storage powder inner tube structure decomposing schematic representation, wherein puddle support and end cover are finished assembling along diagram dotted arrow storage powder inner core.
Figure 10 a, b, c the utility model developer box storage powder inner core axial cross section structural representation, carbon dust supply status when puddle support being shown being positioned at out of phase.
Figure 11 a, b the utility model developer box powder feeding blade construction synoptic diagram and perspective view.
Embodiment
Referring to Fig. 1,2,3,4,5,6,7,8, the utility model developer box corresponding construction synoptic diagram.This developer box structurally comprises storage powder inner core 1 and guard shield 2.Guard shield 2 about cylindrical shapes axially form cylindrical cavity along it.The axial end of this cylindrical cavity is by end wall 201 sealings, and the opposite end is in the nature open state.Storage powder inner core 1 is roughly cylindrical.It has the cylindrical cavity 101 that is used to store carbon dust.These cylindrical cavity 101 axial ends have opening 102, several symmetrical locking cards 108 are set on the face of cylinder of opposite end, by cooperatively interacting between the locking shrinkage pool that is provided with on locking card 108 and locking end cap 111 respective surfaces, by locking end cap 111 these opposite end ports of sealing.Offer the carbon dust supply port 104 of being used for that runs through this post jamb on the storage powder inner core 1 cylindrical cylinder to the laser printer developing device supply toner.Under confined state, storage powder inner core 1 is embedded in the cylindrical cavity of guard shield 2, and is locked in the positioning rail 2011 that is provided with on guard shield 2 end caps 201 end faces by the locking locating detent 1111 on locking end cap 111 outer faces.
Referring to Fig. 5,6,7,8, the utility model developer box storage powder inner core 1.At the approximately axially middle part of storage powder inner core 1, on its external cylindrical surface, form two grooves 103 that concave along storage powder inner core 1 footpath.Be the part 109 of storage powder inner core l cylindrical wall between two grooves 103, this part 109 has certain axial width, can be referred to as carbon dust test chamber 109, carbon dust can enter this carbon dust test chamber 109 along storage powder inner core 1 cylindrical cavity 10, the carbon dust detection window 110 that the carbon dust surplus pick-up unit that this carbon dust test chamber 109 is provided with adapts on groove 103 formations and developing apparatus.Carbon dust surplus pick-up unit sends detection light from one of groove 103, axially pass through two radial cavity walls of carbon dust test chamber 109 along storage powder inner core 1, arrive another corresponding groove 103, receiving terminal reception for carbon dust surplus pick-up unit, perhaps, reach the purpose that detects the carbon dust surplus by the blocking-up of the carbon dust in the carbon dust test chamber 109 light path.
Along storage powder inner core 1 circumferencial direction,, be provided with carbon dust supply port 104 (see Fig. 6, carbon dust detection window 110 is positioned at the storage powder inner core l back side under this state) with carbon dust detection window 110 certain distance that staggers.Carbon dust supply port 104 is positioned at the approximately axially middle part of storing up powder inner core 1 basically simultaneously with carbon dust detection window 110.The carbon dust that stores in the storage powder inner core 1 can flow out along carbon dust supply port 104.Axial along storage powder inner core 1, in carbon dust supply port 104 or carbon dust detection window 110 both sides, each is provided with together along the radially overhanging annulus 107 of storage powder inner core 1 external cylindrical surface, to strengthen the confining effect between guard shield 2 and the storage powder inner core 1 respectively.Near carbon dust detection window 110 towards the direction of storage powder inner core 1 opening 102, on annulus 107, be provided with the laser printer developing device detent adaptive along the radially overhanging locating convex block 105 of storage powder inner core 1.On the axial xsect of storage powder inner core l, these locating convex block 105 rectangular layer structures.Towards storage powder inner core 1 locking end cap 111 1 sides, locating piece 106 is set up in additional setting near carbon dust detection window 110.Set up one section axial distance of maintenance between locating piece 106 and the locating convex block 105, make the mutual rotation between guard shield 2 and the storage powder inner core 1 can under the state that does not produce moment of torsion, be able to steady realization.
Referring to Fig. 9, puddle support 3 is made of back shaft 301, powder feeding blade 302 and stirring piece 303.After puddle support 3 and locking end cap 111 install along the diagram dotted arrow with storage powder inner core 1, back shaft 301 1 ends are supported on the rotation drive end of laser printer developing device by storage powder inner core 1 opening 102, and the other end is supported on locking end cap 111 radially in the axis hole 1112 at middle part.Under the rotation of laser printer developing device drove, puddle support 3 was done unidirectional rotation in storage powder inner core 1.
Referring to Figure 10 a, 10b, 10c, 11a, 11b, on the axial cross section of storage powder inner core 1, powder feeding blade 302 is rendered as link together piecemeal three sections that have bending: fixed part 3021, powder feeding portion 3022 and hold powder portion 3023.Wherein fixed part 3021 is fixed on the axis 301 of carbon dust puddle support 3.On the axial cross section of storage powder inner core 1, an end of powder feeding portion 3022 is connected with fixed part 3021, the other end with hold powder portion 3023 and be connected.On the axial cross section of storage powder inner core 1, powder feeding portion 3022 keeps a sharp angle with the sense of rotation of carbon dust puddle support 3.From the turning axle 301 of carbon dust puddle support 3, be slightly smaller than storage powder inner core 1 inner chamber 101 radiuses to the powder feeding portion 3022 and the length of holding between the link of powder portion 3021.Hold powder portion 3023 shows as tube inner chamber 101 in the storage powder on storage powder inner core 1 axial cross section one section string or one section arc.Powder feeding blade 302 is corresponding with carbon dust supply port 104 in the length of storage powder inner core 1 on axially.Can use hasp or bending to interconnect between fixed part 3021 and the powder feeding portion 3022, be provided with the slotted eye 3024 that is used for powder feeding blade 302 location at this bending part.Hold and then directly on unitary piece of material, form linear bending between powder portion 3023 and the powder feeding portion 3022 and realize being connected.Holding powder portion 3023 can be the planar shaped sheet material.The link of this sheet material and powder feeding portion 3022 and its opposite end, both maintain the gap with storing up between powder inner core 1 inner chamber 101 walls.Holding powder portion 3023 also can be cylinder shape sheet material.Maintain appropriate gap between the external cylindrical surface of this sheet material and storage powder inner core 1 inner chamber 101 walls.
Referring to figure l0a, 10b, 10c, under the rotation of laser printer developing device drove, puddle support 3 was done along the diagram dotted arrow and is turned clockwise.Figure l0a illustrates powder feeding blade 302 and is positioned at carbon dust supply port 104 situation outward.At this moment, fixed part 3021 drives powder feeding portion 3022 to the carbon dust applied thrust.Figure 10 b when powder feeding portion 3022 precessions during to carbon dust supply port 104 positions, carries and holds in powder feeding portion 3022 lip-deep carbon dusts by gravity traction, slips into by carbon dust supply port 104 in the powder inlet of laser printer developing device.Figure 10 c, powder feeding portion 3022 continues to move ahead, and seals by holding powder portion 3023 immediately in not sealing carbon dust supply port 104 spaces of reserving thereafter.After developing apparatus has digested the part carbon dust or adjusted the distribution of carbon dust, hold powder portion 3023 in company with the powder feeding portion 3022 ends storage powder inner core 1 carbon dust supply port 104 that slips away.
Referring to Fig. 3,4, corresponding to locking locating detent 1111, carbon dust supply port 104, the carbon dust detection window 110 of storage powder inner core 1, set up locating piece 106 and locating convex block 105, the positioning recess 203 that the positioning track 2011 corresponding with it, carbon dust supply port switching mechanism 205, carbon dust detect mouth 202, locating slot 204 and formed along self axial indent by guard shield 2 openend cylindrical walls is set respectively on guard shield 2.
As shown in Figure 1, 2, storage powder inner core 1 is packed into behind the guard shield 2, locking locating detent 1111, sets up locating piece 106 and locating convex block 105 snaps in respectively in positioning track 2011, locating slot 204 and the positioning recess 203.Positioning track 2011, locating slot 204 and positioning recess 203 with locking locating detent 1111, set up locating piece 106 and locating convex block 105 and be limited on the same rotational angle along the movement travel of storage powder inner core l circumferencial directions.So, under the situation that storage powder inner core 1 is fixed by laser printer developing device, when guard shield 2 back and forth rotates with respect to storage powder inner core 1, the open/close mechanism that is provided with on the guard shield 2 will make the carbon dust supply port 104 of storage powder inner core l be in the alternately exchange state of opening or closing, thereby realize carbon dust supply or the blocking-up of storage powder inner core 1 to laser printer developing device.
Claims (3)
1. the electrophotographic imaging forming apparatus developer box comprises cylindrical shape storage powder inner core and guard shield,
Described storage powder inner core is roughly cylindrical, it has the inner chamber that is used to store carbon dust, its axial end has opening, the opposite end is sealed by end cap, offer the carbon dust supply port of being used for that runs through post jamb on its cylindrical cylinder to the laser printer developing device supply toner, be provided with the carbon dust puddle support that is used to stir carbon dust in the described inner chamber, described carbon dust puddle support is provided with the powder feeding blade
Described guard shield is roughly cylindrical, is placed on coaxially on the described storage powder inner core outer cylindrical wall, can do the repeated rotation of certain angle scope with respect to described storage powder inner core, is provided for controlling the open/close mechanism of carbon dust supply port open and-shut mode on it,
It is characterized in that, the length of described powder feeding blade on described storage powder inner core is axial is corresponding with described carbon dust supply port, on described storage powder inner core axial cross section, be rendered as link together piecemeal three sections that have bending: fixed part, powder feeding portion and hold powder portion, described fixed part is fixed on the axis of described carbon dust puddle support, the end of described powder feeding portion on described storage powder inner core axial cross section is connected with described fixed part, the other end is connected with the described powder portion of holding, sense of rotation at described the above powder feeding portion of storage powder inner core axial cross section and described carbon dust puddle support keeps an acute angle, be slightly smaller than tube inner chamber radius in the described storage powder from the turning axle of described carbon dust puddle support to the length between described powder feeding portion and the described link of holding powder portion, describedly hold powder portion is rendered as tube inner chamber in the described storage powder on described storage powder inner core axial cross section one section string or arc.
2. electrophotographic imaging forming apparatus developer box according to claim 1 is characterized in that the described powder portion of holding is the planar shaped sheet material, and the link of itself and described powder feeding portion and opposite end and described storage powder inner core internal chamber wall maintain the gap.
3. electrophotographic imaging forming apparatus developer box according to claim 1 is characterized in that the described powder portion of holding is a cylinder shape sheet material, and the external cylindrical surface of described sheet material and described storage powder inner core internal chamber wall maintain the gap.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620006535 CN2921898Y (en) | 2006-02-23 | 2006-02-23 | Developer box for electronic photographic imaging device |
| PCT/CN2007/000547 WO2007095853A1 (en) | 2006-02-23 | 2007-02-15 | Developer cartridge for electrophotographic image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620006535 CN2921898Y (en) | 2006-02-23 | 2006-02-23 | Developer box for electronic photographic imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2921898Y true CN2921898Y (en) | 2007-07-11 |
Family
ID=38254374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620006535 Expired - Lifetime CN2921898Y (en) | 2006-02-23 | 2006-02-23 | Developer box for electronic photographic imaging device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN2921898Y (en) |
| WO (1) | WO2007095853A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510063B (en) * | 2008-02-15 | 2011-03-30 | 夏普株式会社 | Toner bottle and image forming apparatus |
| CN101614986B (en) * | 2008-06-27 | 2012-07-11 | 夏普株式会社 | Toner cartridge, and process unit and image forming apparatus using the same |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3524810B2 (en) * | 1998-12-15 | 2004-05-10 | シャープ株式会社 | Developing device with toner replenishing device |
| JP2001066865A (en) * | 1999-08-27 | 2001-03-16 | Sharp Corp | Developing device equipped with toner replenishing device |
| JP3523547B2 (en) * | 1999-10-01 | 2004-04-26 | シャープ株式会社 | Developing device with toner replenishing device |
| JP3971330B2 (en) * | 2003-03-19 | 2007-09-05 | シャープ株式会社 | Toner remaining amount detection device, toner cartridge, and image forming apparatus |
| JP2005031299A (en) * | 2003-07-10 | 2005-02-03 | Fuji Denki Gazo Device Kk | Developing unit and nonmagnetic one-component contact developing system image forming apparatus provided with the unit |
-
2006
- 2006-02-23 CN CN 200620006535 patent/CN2921898Y/en not_active Expired - Lifetime
-
2007
- 2007-02-15 WO PCT/CN2007/000547 patent/WO2007095853A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101510063B (en) * | 2008-02-15 | 2011-03-30 | 夏普株式会社 | Toner bottle and image forming apparatus |
| CN101614986B (en) * | 2008-06-27 | 2012-07-11 | 夏普株式会社 | Toner cartridge, and process unit and image forming apparatus using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007095853A1 (en) | 2007-08-30 |
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