CN1901079A - Recording medium cartridge - Google Patents
Recording medium cartridge Download PDFInfo
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- CN1901079A CN1901079A CN 200610101166 CN200610101166A CN1901079A CN 1901079 A CN1901079 A CN 1901079A CN 200610101166 CN200610101166 CN 200610101166 CN 200610101166 A CN200610101166 A CN 200610101166A CN 1901079 A CN1901079 A CN 1901079A
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- shutter member
- internal rotor
- recording medium
- step part
- lap
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Abstract
A recording medium cartridge comprises an information recording medium, an inner rotor, and a pair of shutter members that are piled and accommodated in a cartridge casing. When the inner rotor is rotated, the opening part of the cartridge casing is opened and closed by the shutter members. On the overlapping surface of the shutter and the inner rotor, a plurality of ribs for reducing the contact area of the shutter and the inner rotor are provided. Further, in side parts of the shutter members, first overlapped parts and second overlapped parts are respectively provided through first step parts and second step parts in the moving directions of the shutter members. When the side parts are overlapped on each other, the first overlapped part of one shutter member and the first overlapped part of the other shutter member are continuously connected together through the first step parts on the upper surface side of the shutter members. In the lower surface side of the shutter members, the second overlapped part of one shutter member and the second overlapped part of the other shutter member are continuously connected together through the second step parts to close the opening part for recording and reproducing information provided in the cartridge casing. The first step parts and the second step parts are arranged in non-overlapped positions.
Description
The application number that the application's name that to be Sony Corp submit to Patent Office of the People's Republic of China on June 23rd, 2004 is called " recording medium cartridge " is dividing an application of 200410055244.6 application for a patent for invention.
Technical field
The present invention relates to a kind of recording medium cartridge, wherein in box body, held information recording carrier, internal rotor and valve with stacked state.When internal rotor was rotated, imbrication had been used for closing the primary importance of the opening portion that is provided at box body and is being used to open between the second place of this opening portion moving at the valve on the internal rotor.
Background technology
Shown in Figure 31 to 33, recording medium cartridge 101 is recording medium cartridges of a kind of known type, it has held information recording carrier 103, internal rotor 104 and valve 105 with stacked state in box body 102, when internal rotor 104 was rotated, imbrication is being used for closing the primary importance (seeing Figure 31) of the opening portion 106 that is provided at box body 102 and is being used to open between the second place (seeing Figure 32) of opening portion 106 at the valve on the internal rotor 104 105 moved.
As shown in figure 33, form the overlapped surfaces 107 of internal rotor 104 and valve 105 with planar fashion.Internal rotor 104 contacts with valve 105 on the basic Zone Full of overlapped surfaces 107.
In addition, as shown in figure 34, valve 105 comprises a pair of shutter member 111 and 112.Moving direction (direction shown in the arrow mark A-B) in shutter member 111 and 112 is gone up on this overlapped string limit 111a and 112a to shutter member 111 and 112, and valve 105 provides by first lap 114 of first step part 113 and second lap 115.When this overlaps each other to the opposed type string limit 111a of shutter member 111 and 112 and 112a, as shown in figure 35, upper surface in shutter member 111 and 112, first lap 114 of a shutter member 111 are connected to first lap 114 of another shutter member 112 continuously by first step part 113.As shown in figure 36, the lower surface in shutter member 111 and 112, second lap 115 of a shutter member 111 by second step part 116, are connected to second lap 115 of another shutter member 112 continuously under overlapping state.As shown in figure 31, known recording medium cartridge 101, being used to of providing in the box body 102 writes down and the opening portion 106 that reproduces data is designed to and can closes.In common recording medium cartridge 101, form first step part 113 and second step part 116 (for example, seeing Japanese Patent Application Publication No.2001-332054) in the mode of opening and close moving direction that is parallel to shutter member 111 and 112.
Above-mentioned recording medium cartridge 101 has problem as described below.
(1) as shown in figure 33, owing to form the overlapped surfaces 107 of internal rotor 104 and valve 105 in the plane, so internal rotor 104 and valve 105 contact with each other on the whole substantially zone of overlapped surfaces 107.Therefore, it is big that frictional resistance becomes, and hindered this that the level and smooth of shutter member 111 and 112 moved.
(2) as shown in figure 35, first step part 113 be perpendicular to one another with second step part 116 ground overlapping, wherein be exposed on this upper surface to shutter member 111 and 112 as the marginal first step part 113 between first lap 114 of first lap 114 of first shutter member 111 and another shutter member 112, second step part 116 between second lap 115 of second lap 115 of a shutter member 111 and another shutter member 112 is exposed on this lower surface to shutter member 111 and 112, as shown in figure 36.Therefore, reduced the rigidity of lap.In addition, owing to second step part 116 and first step part 113 overlap each other, so dust or analog enter from the outside by these step parts 116 and 113 easily.
(3) in addition, as shown in figure 37, the moving direction A-B that is parallel to shutter member 111 and 112 forms first step part 113 and second step part 116.Therefore, when this was closed shutter member 111 and 112, this moved from the complete horizontal direction of its first step part 113 and second step part 116 respectively shutter member 111 and 112.Therefore, as shown in figure 38, first and second step parts 113 and 116 of a shutter member 111 finally overlap on first and second step parts 113 and 116 of another shutter member 112, and have the clearance G of appointment.When clearance G more hour, prevent that the effect of dust will be good more.Yet, clearance G too hour, owing to make this at 112 o'clock to shutter member 111 and the scale error that produced or because the rigging error that produces during the assembling shutter member, first and second step parts 113 that can cause a shutter member 111 with 116 with first and second step parts 113 and 116 mutual interference mutually of another shutter member 112.Therefore, this string limit 111a and 112a to shutter member 111 and 112 can not overlap each other.The interference of the step part that when this is closed shutter member 111 and 112, produces, the broad that clearance G can be provided with.Yet when the clearance G broad, dust or analog just enter in the box body 102 probably.
Summary of the invention
An object of the present invention is to provide a kind of recording medium cartridge, wherein reduced the contact area of internal rotor and valve on the overlapped surfaces, thereby reduced the frictional resistance that produces between internal rotor and the valve, so that valve can move smoothly, and fin is provided, so that dust or analog enter the information recording carrier side by opening portion from the gap that forms between internal rotor and the valve.
In addition, another object of the present invention provides a kind of recording medium cartridge, wherein when a pair of shutter member is closed, can strengthen step part that is exposed to the shutter member front surface and the step part that is exposed to the rear surface, and when this was closed shutter member, the step part of a shutter member can positively closely contact with the step part of another shutter member.
According to a first aspect of the present invention, a kind of recording medium cartridge is included in information recording carrier, internal rotor and the valve that holds with stacked state in the box body.When internal rotor was rotated, imbrication had been used for closing the primary importance of the opening portion that is provided at box body and is being used to open between the second place of opening portion moving at the valve on the internal rotor.At first fin that is provided for reducing contact area between valve and the internal rotor on the overlapped surfaces of valve and internal rotor.
Therefore, when mobile valve, reduced the frictional resistance that produces between internal rotor and the valve, so can mobile smoothly valve.
According to second aspect of the present invention, in above-mentioned recording medium cartridge, form highly above 0 and be not higher than first fin of 0.05mm according to first aspect.Therefore, the gap that forms between internal rotor and the valve is suppressed to minimum as requested, enters the gap to suppress dust or analog.
According to a third aspect of the present invention, in the above-mentioned recording medium cartridge according to first aspect, the rotary motion trace along valve on the surface of internal rotor forms a plurality of first fins.
Therefore, when valve is positioned at when being used to close the primary importance of opening portion, perhaps be positioned at when being used to open the second place of opening portion when valve, valve can contact with first fin.
According to a fourth aspect of the present invention, in the recording medium cartridge of third aspect explanation, the end portion of first fin in opening portion, second fin that is formed for closing the gap between a plurality of first fins along the form peripheral edge portions of opening portion.
Therefore, even have dust or analog in the gap between a plurality of first fins, can prevent that also dust or analog from entering open side.
According to a fifth aspect of the present invention, a kind of recording medium cartridge comprises: a pair of shutter member, it comprises first lap and second lap that form by step part that is arranged in the string limit respectively on the moving direction of shutter member.When this string limit to shutter member overlaps each other, being exposed to this is linked together by the first step part continuously to first lap of a shutter member of shutter member upper surface side and first lap of another shutter member, be exposed to this second lap and linked together continuously with overlapping state, write down opening portion with information reproduction so that being used to of providing in the box body to be provided by the second step part to second lap of a described shutter member of shutter member lower face side and described another shutter member.The described first step part that is exposed to the shutter member upper surface side does not overlap on the described second step part of the lower face side that is exposed to shutter member.Therefore, the step part of described another shutter member is supported by a described shutter member.
According to a sixth aspect of the present invention, aspect the above-mentioned the 5th in the recording medium cartridge of explanation, form described step part on the direction of opening and close moving direction of shutter member being not parallel to.
Therefore, this step part to shutter member is relative and close to each other, and it is different from common recording medium cartridge, and this is to horizontal fully each other the moving and overlapping each other of the step part of shutter member in common recording medium cartridge.
According to a seventh aspect of the present invention, aspect the above-mentioned the 6th in the recording medium cartridge of explanation, form described step part into about the pitch angle of 45 degree with respect to the moving direction of opening and close of shutter member.
Therefore, when this to shutter member on the Kai Heguan direction when mobile, step part is so designed, so that the gap of opening and closing in the moving direction is reduced the amount substantially the same with the gap that is substantially perpendicular to out and closes moving direction.
According to a eighth aspect of the present invention, a kind of recording medium cartridge comprises: a pair of shutter member comprises first lap and second lap that form by step part that are arranged in the string limit respectively on the moving direction of shutter member.When this string limit to shutter member overlaps each other, being exposed to this is linked together by the first step part continuously to first lap of a shutter member of shutter member upper surface side and first lap of another shutter member, be exposed to this second lap and linked together continuously with overlapping state, write down opening portion with information reproduction so that being used to of providing in the box body to be provided by the second step part to second lap of a described shutter member of shutter member lower surface one side and described another shutter member.Form step part being not parallel on the direction of opening and close moving direction of shutter member.
Therefore, aspect the 8th of the present invention, the step part of described another shutter member can not be supported by a described shutter member as a fifth aspect of the present invention, yet this step part to shutter member can be relative and close to each other.
Description of drawings
Fig. 1 is the skeleton view of the recording medium cartridge seen from upper surface side;
Fig. 2 is the skeleton view (closed condition of valve) of the recording medium cartridge seen from lower face side;
Fig. 3 is the skeleton view (opening of valve) of the recording medium cartridge seen from lower face side;
Fig. 4 is the decomposition diagram of Fig. 1;
Fig. 5 is the decomposition diagram of Fig. 2;
Fig. 6 is the skeleton view of internal rotor;
Fig. 7 is the overlap each other skeleton view of state of valve;
Fig. 8 is the sectional view of the line A-A in Fig. 7;
Fig. 9 is the skeleton view of the shutter member of closing seen from upper surface side;
Figure 10 is the skeleton view of the shutter member of closing seen from lower face side;
Figure 11 is the skeleton view of the shutter member of the unlatching seen from upper surface side;
Figure 12 is the skeleton view of the shutter member of the unlatching seen from lower face side;
Figure 13 is the amplification view of major part before shutter member is closed;
Figure 14 is the amplification view of major part after shutter member is closed;
Figure 15 is that shutter member is connected to the skeleton view of internal rotor with the state of unlatching opening portion;
Figure 16 is that shutter member is connected to the skeleton view of internal rotor with the state of closing opening portion;
Figure 17 is the planimetric map of the inner surface side of upper case;
Figure 18 is the planimetric map of the inner surface side of lower case;
Figure 19 is that internal rotor is connected to the planimetric map of lower case with the state of the position of the opening portion of two parts aligned with each other;
Figure 20 is that internal rotor is connected to the planimetric map of lower case with the state of the position of the opening portion that moves two parts each other;
Figure 21 is the decomposition diagram of valve driving mechanism part;
Figure 22 is the backplan of the major part of box, has provided valve from the pent state of lower face side;
Figure 23 is the backplan of the major part of box, has provided the state that valve is unlocked from lower face side;
Figure 24 is the skeleton view of information recording carrier record and transcriber;
Figure 25 has provided operative relationship between box body and the valve mechanism and opening portion fully by the key diagram of shutter member closing state;
Figure 26 (A) is the sectional view that the raised protrusion of internal rotor partly is assemblied in the raised protrusion state partly of upper case;
Figure 26 (B) is the sectional view that the raised protrusion of internal rotor partly breaks away from the raised protrusion state partly of upper case;
Figure 27 has provided internal rotor is rotated the state of semi-open a pair of shutter member from state shown in Figure 25 key diagram;
Figure 28 has provided internal rotor further to be turned to this key diagram to the state of shutter member of complete opening from state shown in Figure 27;
Figure 29 is the skeleton view of shutter member of unlatching of the upper surface side of another embodiment;
Figure 30 is the skeleton view of the shutter member of closing of the lower face side of another embodiment;
Figure 31 is from the skeleton view of the common recording medium cartridge of lower face side (closed condition of valve);
Figure 32 is from the skeleton view of the common recording medium cartridge of lower face side (opening of valve);
Figure 33 is the sectional view that the problem of common recording medium cartridge is shown;
Figure 34 is the skeleton view that is unlocked from the common shutter member that lower face side is seen;
Figure 35 is the pent skeleton view of seeing from upper surface side of common shutter member;
Figure 36 is the pent skeleton view of seeing from lower face side of common shutter member;
Figure 37 is the planimetric map of the amplification of major part before common shutter member is closed;
Figure 38 is the planimetric map of the amplification of major part after common shutter member is closed.
Embodiment
Now, by being divided into recording medium cartridge of the present invention is described in order: the structure and the operation of the major part of (1) recording medium cartridge with the lower part, (2) structure of valve, (3) structure of box body, the structure of (4) information recording carrier, the structure of (5) internal rotor, (6) structure of valve driving mechanism, (7) method of assembling recording medium cartridge, other embodiment of the operation of (8) recording medium cartridge and (9).
(1) structure of the major part of recording medium cartridge and operation
Fig. 1 is the skeleton view of the recording medium cartridge seen from a upper surface side.Fig. 2 is the skeleton view of the recording medium cartridge seen from a lower surface side.Fig. 3 is the be unlocked skeleton view of state of valve.Fig. 4 is a decomposition diagram.Fig. 5 is the decomposition diagram of inverse state.
Shown in Fig. 1 to 5, recording medium cartridge 1 is included in information recording carrier 3, internal rotor 4 and the valve 5 that holds with stacked state in the box body 2.When internal rotor 4 was rotated, by valve driving mechanism 7, valve 5 was in the primary importance (see figure 2) that is used for closing the opening portion 6 that is provided at box body 2 and be used to open between the second place (see figure 3) of opening portion 6 and move.
As shown in Figure 6, on the overlapped surfaces of internal rotor 4 and valve 5, provide a plurality of first fins 81 that are used to reduce internal rotor 4 and the contact area of valve 5 ... 81.First fin 81 ... 81 height is not higher than 0.05mm greater than 0.
These a plurality of first fins 81 ... the 81st, along the rotary motion trace of valve 5 by homocentric formation basically.
As shown in Figure 7, on the upper surface of internal rotor 4, valve 5 is by first fin 81 ... 81 and second fin 82 is stacked.In addition, as shown in Figure 8, between internal rotor 4 and valve 5, the height and first fin 81 have been formed ... the clearance G 2 that the height of 81 and second fin 82 is substantially the same.
The height that is not more than 0.05mm can be satisfied the demand, as requested the gap that forms between internal rotor and the valve is suppressed to minimum.The height that is not less than 0.05mm is not preferred, because dust or analog may enter this gap.In addition, when valve was moved, for reducing frictional resistance and the mobile smoothly valve that produces between valve and the internal rotor, the height of fin must be greater than 0.
When this string limit 5c to shutter member 5a and 5b overlaps each other, as shown in Figure 9, in this upper surface one side to shutter member 5a and 5b, the first lap 51a of a shutter member 5a is connected to the first lap 51a of another shutter member 5b continuously by first step part 50.As shown in figure 10, in this lower surface one side to shutter member 5a and 5b, the second lap 51b of a described shutter member 5a is connected to the second lap 51b of another shutter member 5b continuously by second step part 52.
Being exposed to this is not vertical overlapping to the first step part 50 of the upper surface of shutter member 5a and 5b with being exposed to this second step part 52 to the lower surface of shutter member 5a and 5b each other.Particularly, as shown in figure 12, in a described shutter member 5a, be exposed to this second step part 52 to the lower surface of shutter member 5a and 5b and be offset, its position is than being exposed to this first lap 51a, one side to the close more described shutter member 5a in position of the first step part 50 of the upper surface of shutter member 5a and 5b.In described another shutter member 5b, be exposed to this second step part 52 to the lower surface of shutter member 5a and 5b and be offset, its position is than being exposed to this close more second lap 51b, one side in position to the first step part 50 of the upper surface of shutter member 5a and 5b.Therefore, second step part 52 is supported by the end portion of the first lap 51a of a described shutter member 5a, and first step part 50 is supported by the end portion of the second lap 51b of described another shutter member 5b.
In addition as shown in figure 13, the moving direction (direction shown in the arrow mark A-B) of opening and close with respect to shutter member 5a and 5b forms first step part 50 and second step part 52 respectively with the tilt angle theta of appointment.Therefore, be not parallel to formation first step part 50 and second step part 52 on the direction of opening and close direction of shutter member 5a and 5b.Tilt angle theta is set at 20 degree to the scope of 60 degree.
Therefore, when this is mobile close to each otherly to shutter member 5a and 5b, this to the first step part 50 of shutter member 5a and 5b and second step part 52 are not in common recording medium cartridge fully from laterally moving that it overlaps each other.This first step part 50 to shutter member 5a and 5b is relative and close to each other with second step part 52.Finally, as shown in figure 14, this first step part 50 and second step part 52 to shutter member 5a and 5b contacts with each other.
(2) structure of valve
Shown in Figure 11 and 12, this passes through the flat board member formation of semicircle basically to shutter member 5a and 5b, and it has substantially the same shape and size.In the basic core of the string limit of each shutter member 5a and 5b 5c, the direction of opening and close of shutter member forms first step part 50 with specified angle θ relatively.On the lateral parts of first step part 50, form the first roof shape lap 51a by the sunk part 50a of the rear surface side that is provided at shutter member 5a and 5b as the edge.On another lateral parts, form the second roof shape lap 51b by the sunk part 50b in the front surface side of shutter member 5a and 5b.Then, when this string limit 5c to shutter member 5a and 5b overlaps each other, as shown in Figures 9 and 10, being exposed to this first step part 50 to the upper surface of shutter member 5a and 5b does not overlap and is exposed on this second step part 52 to the lower surface of shutter member 5a and 5b, that is, with 52 skews of second step part.Therefore, second step part 52 is supported by the end portion of the first lap 51a of a shutter member 5a.First step part 50 is supported by the second lap 51b of another shutter member 5b.
In addition, shown in Figure 13 and 14, with respect to shutter member 5a and 5b open and close moving direction (direction shown in the arrow mark A-B) with 45 the degree tilt angle theta form first step part 50 and second step part 52 respectively.Therefore, when this to shutter member 5a and 5b on the Kai Heguan direction when mobile, gap on the switch moving direction and the gap that is basically perpendicular to out and closes on the moving direction reduce essentially identical amount gradually in this step part 50 to shutter member 5a and 5b.Then, finally as shown in Figures 9 and 10, the second lap 51b of described another shutter member 5b overlap a described shutter member 5a the first lap 51a below.The first lap 51a of described another shutter member 5b overlap a described shutter member 5a the second lap 51b above.
This is formed flat board member to shutter member 5a and 5b, its thickness basically with rib part 20a first to fourth the height part 20d to 20g (seeing Figure 18) height identical, jut 20a is provided at the peripheral edge of the opening portion 6 of lower case 22.
As shown in Figure 9, this all comprises be coupling receiving portions 8b and groove 9 to each of shutter member 5a and 5b, the shaft portion 8a that provides in the internal rotor 4 is inserted into the receiving portions 8b that is coupling to form pivot section as described below 8, and drive shaft section 10 (see figure 4)s that provide in the inside surface of lower case 22 are inserted in the groove 9.Form groove 9 so that it upwards extends in the footpath about the receiving portions 8b that is coupling of shutter member 5a and 5b, groove 9 centers of being used as provide in that this side up.In the outer ends part of groove 9, provide by cut they around and the flexure strip 54 of sunk part 53 formation, be used to place protuberance drive shaft section 10.In addition, in the circular arc side of shutter member 5a and 5b, provide the projection tab 55 that is used to close.The axle fixed part 50c of the terminal part office of the first lap 51a provides the receiving portions 8b that is coupling among close shutter member 5a and the 5b.
In the end portion of the second lap 51b of shutter member 5a and 5b, notch portion 50d is provided, be used to be introduced in the second height part 20e or the 4th height part 20g that the end portion of rib part 20a provides, jut 20a is arranged in the form peripheral edge portions of opening portion of lower case 22.
By the shaft portion 8a on the planar section 40 of internal rotor 4 is coupled to the receiving portions 8b that is coupling, shutter member 5a and 5b are connected to respectively on the planar section 40 of internal rotor 4, so that it freely rotates.At this moment, this is connected to the planar section 40 of internal rotor 4 to shutter member 5a and 5b, and their string limit toward each other.The result, as shown in figure 15, when rotate this to shutter member 5a with 5b so that it when separating outwardly away from each other, assembles shutter member 5a and 5b respectively so that it is overlapping on the two side portions of the opening portion 42 of internal rotor 4, the opening portion 42 of internal rotor 4 is between two shutter members.On the other hand, its string limit 5c is approaching separately from each other when this is inwardly rotated respectively shutter member 5a and 5b.Therefore, as shown in figure 16, opening portion 42 is closed shutter member 5a and 5b by this.
When valve was closed, the projection tab 55 of shutter member 5a leaned against on the first height part 20d of lower case as described below 22.The projection tab 55 of shutter member 5b leans against on the 3rd height part 20f of lower case 22, with the space between the sealing jut.
In addition, on the sliding contact surface of shutter member 5a and 5b and lower case 22, groove-shaped depression part 20b is provided, its with the form peripheral edge portions of opening portion that is provided at lower case 22 on rib part 20a engagement, to form the dust stop portions.When shutter member 5a and 5b closed opening portion 42, the rib part 20a of lower case 22 was mounted among the groove-shaped depression part 20b.
(3) structure of box body
As shown in figure 12, box body 2 comprises upper case 21 and lower case 22.Lower case 22 is divided into a pair of right side and lower left quarter case member 23 and 24.Opening portion 6 is set at this between the right side and lower left quarter case member 23 and 24.
This of formation lower case 22 has a pair of drive shaft section 10 to right and lower left quarter case member 23 and 24.
As shown in figure 17, upper case 21 is made of square basically thin tray member, has arc form and upper case 21 has periphery wall 21a in its form peripheral edge portions in its front surface side.
Particularly, in periphery wall 21a inboard, corner part at a lead edge portion 21b and a lateral edge portions 21c, the corner part of lateral edge portions 21c and back edge part 21e, and in the corner part of back edge part 21e and another lateral edge portions 21d, provide the fin 14 of circular arc respectively.
In the inboard of circular arc fin 14, provide annular protruding rib 15.In the inboard of annular protruding rib 15, provide the holding portion 16 of information recording carrier 3.
In the outside of annular protruding rib 15, ring-shaped depression part 17 is provided, the end of the annular section of internal rotor 4 is assembled in the sunk part 17, will describe in detail below.On the bottom surface of ring-shaped depression part 17, provide raised protrusion part 18 in the position (positions of phase deviation 180 degree) of preceding and back symmetry, be used for mobile internal rotor 4 so that internal rotor 4 separates with lower case 22.The raised protrusion part 46 that is provided at the internal rotor side on the end face of annular section 41 of following internal rotor 4 is installed on the raised protrusion part 18.Therefore, raised protrusion part 18 is used to make internal rotor 4 to separate with upper case 21.
As shown in figure 18, lower case 22 is divided into by central opening part 6 and has this two parts to right and lower left quarter case member 23 and 24.Lower case 22 is made of square basically thin tray member, has the arc form and the lower case 22 that are similar to upper case 21 in its front surface side and has periphery wall 22a in its form peripheral edge portions.
Particularly, in periphery wall 22a inboard, corner part at a lead edge portion 22b and a lateral edge portions 22c, the corner part of lateral edge portions 22c and back edge part 22e, and in the corner part of back edge part 22e and another lateral edge portions 22d, provide the fin 19 of circular arc respectively.
Inboard at the circular arc fin 19 of lower case 22 provides a holding portion, held in this holding portion on thickness direction basic half internal rotor 4 and this is to shutter member 5a and 5b.
Upper and lower shell 21 and 22 overlaps each other in the following manner, that is, when locator protrusions part 22f was mounted to projection sunk part 21f, their periphery wall 21a and 22a were adjacent to each other.
The opening portion 6 that provides at the core of lower case 22 comprises opening portion 6a and central opening part 6b, opening portion 6a is used for recoding/reproduction information, allow the turntable of information recording carrier rotation and driving mechanism and the shaven head of optical take-up apparatus to face information recording carrier 3, information recording carrier rotates and the turntable of driving mechanism is faced central opening part 6b.
Shown in Fig. 2 and 3, in other lateral edge portions 21d and the core basically of 22d of upper and lower shell 21 and 22, provide opening window 30, be used to make the part of gear 43 to be exposed to the peripheral surface of internal rotor 4.Opening window 30 is formed by the lower case side notch portion 30b that provides in upper case side notch portion 30a that provides in the upper case 21 and the lower case 22.In addition, in the described opposite side marginal portion 21d and 22d of upper and lower shell 21 and 22, guiding groove 31 extends forwards, backwards along connecting the surface.When recording medium cartridge 1 is installed on information recording carrier record and the transcriber, provide guiding groove 31 for avoiding wrong the insertion.Guiding groove 31 is communicated with opening window 30.
As shown in Figure 4, in the corner part of the lead edge portion of lower case 22 22b and described opposite side marginal portion 22d, provide Lock Part holding portion 33, be used to hold Lock Part 33 so that it freely rotates.Lock Part holding portion 33 is communicated with the internal rotor of lower case 22 or the holding portion of analog, and is communicated with guiding groove 31 by the opening 34 that provides on described opposite side marginal portion 22d.In addition, in the Lock Part holding portion 33 of lower case 22, it is side-prominent to upper case 21 to be used for the back shaft 35 that support locking parts 32 freely rotate.
(4) structure of information recording carrier
As information recording carrier 3, ROM optical data recording medium, write-once optical data recording medium, maybe can to make carbon copies optical data recording medium be known optical data recording medium that can recorded information always, wherein write down various information signals in advance in the ROM optical data recording medium, comprised such as the music signal of audio-frequency information or such as the vision signal and the music signal of video information; Can only write down once information signal in the write-once optical data recording medium such as audio-frequency information or video information; Can make carbon copies in the optical data recording medium repeatedly duplicate record information signal.In this embodiment, the optical data recording medium that use can recorded information (following simply information recording carrier is called optical data recording medium).
As shown in Figure 4, optical data recording medium 3 is made into thin dish type recording-member, and the heart partly has center pit 3a therein.
Optical data recording medium 3 clamped plate 3c snap on the turntable of information recording carrier record and transcriber, in rotational direction (for example rotate with fixing speed, the Constant Angular Velocity that each is regional: ZCAV), wherein the clamped plate pressing component of clamping plate 3c 3b is connected to the inside surface of upper case 21.
On the surface of optical data recording medium 3, provide can recorded information information recording area 29a and non-posting field 29b that can not recorded information, the shaven head of the optical take-up apparatus in record and the transcriber is relative with information recording area 29a.Non-posting field 29b comprises inner non-posting field 29b and outside non-posting field 29b, inner non-posting field 29b has specified width, which width in the outside of the center pit 3a of the core of optical data recording medium 3, and outside non-posting field 29b has specified width, which width at the peripheral edge of optical data recording medium 3.Between inside and outside non-posting field 29b and 29b, provide information recording area 29a.
Optical data recording medium 3 is installed in the annular section 41 of internal rotor as described below 4, so that freely rotate.For example, as the base material of optical data recording medium 3, be preferred such as the synthetic resin of polycarbonate (PC), poly-methyl acrylate (PMMA) etc.Yet, should be appreciated that and also can adopt other synthetic resin and the various materials except synthetic resin, for example glass material, aluminium alloy or the like.
Information recording carrier is not limited to optical data recording medium, also can be magnetic information recording medium, magneto-optical information recording medium and other storage medium, on the surface of thin dish, form laminated magnetic film in the magnetic information recording medium, with magnetized state canned data according to particular location; In the magneto-optical information recording medium by use the shaven head and magnetic head in an identical manner formation laminated magnetic film on write or read information.
(5) structure of internal rotor
As shown in Figure 4, internal rotor 4 comprises the annular section 41 of planar section 40 that is made of the dish type thin-plate member and the peripheral edge that is provided at planar section 40 continuously.Then, as mentioned above, the upper surface at the planar section 40 of internal rotor 4 provides first fin 81 ... 81 and second fin 82.
Core at the planar section 40 of internal rotor 4 forms opening portion 42.In lower face side (with annular section 41 opposite surfaces), provide the shaft portion 8a of the pivot section 8 of a pair of formation valve driving mechanism 7.Providing this to shaft portion 8a about the point-symmetric basically position of opening portion 42.
Opening portion 42 comprises opening portion 42a and central opening part 42b, opening portion 42a is used for recoding/reproduction information, allow the turntable of information recording carrier rotation and driving mechanism and the shaven head of optical take-up apparatus to face information recording carrier 3, be similar to the opening portion 6 of lower case 22, information recording carrier rotates and the turntable of driving mechanism is faced central opening part 42b.
As shown in Figure 5, annular section 41 is formed cylindrical, and the external diameter of the annular protruding rib 15 that provides in the inside surface of upper case 21 is provided its diameter, and annular section 41 is installed to the periphery of annular protruding rib 15 so that freely rotate.The end portion of annular section 41 is inserted in the ring-shaped depression part 17 that annular protruding rib 15 outsides provide.
On the peripheral surface of annular section 41, gear parts 43 is provided, it has the many teeth that cover specified scope on the circumferencial direction.Gear parts 43 is set in the angular range of the rotational angle that is a bit larger tham internal rotor 4.Just, as shown in figure 20, when the opening portion 42 of internal rotor 4 is tilted maximum angle with respect to the opening portion 6 of lower case 22, thereby make this to shutter member 5a and 5b by as described below when fully closing, an end of gear parts 43 in a circumferential direction (exposure) the end that is positioned at opening window 30.Projections mesh sunk part 44 as described below being positioned (exposure) that provide among the brake portion 44a are at the center of opening window 30.In addition, as shown in figure 19, when internal rotor 4 be rotated a specified angle opening portion 42 is overlapped on the opening portion 6 so that this when shutter member 5a and 5b are opened fully, the other end of the gear 43 on the circumferencial direction is positioned (exposure) in opening window 30.
In the both sides of the gear parts 43 of internal rotor 4, the brake portion 44a and the 44b of rotational motion amount that is used to limit internal rotor 4 is outwards outstanding diametrically.
Because gear parts 43 and brake portion 44a and 44b are outwards outstanding from the peripheral surface of annular section 41 by this way, so provide groove 45a and 45b to contact with 44b with brake portion 44a avoiding respectively, allow them to pass through the counterpart of upper case 21 and lower case 22.
As shown in figure 19, when the opening portion 42 of internal rotor 4 and opening portion 6 were overlapping, the brake engaged part 45c that provides in end portion of brake portion 44a and the end portion of groove 45a meshed, to prevent the further rotation of internal rotor 4.
In addition, as shown in figure 20, when the opening portion 42 of internal rotor 4 tilts to maximum angle with respect to the opening portion 6 of lower case 22, the brake engaged part 45d engagement that provides in the end portion of brake portion 44b and the end portion of opening portion 6 is to prevent the further rotation of internal rotor 4.
In addition, in the end face of annular section 41, two positions in a circumferential direction provide raised protrusion part 46.As shown in figure 20, when the opening portion 42 of internal rotor 4 tilts to maximum angle with respect to the opening portion 6 of lower case 22, the raised protrusion part 46 of internal rotor side is installed on the raised protrusion part 18 that provides in the ring-shaped depression part 17 of upper case 21, shown in Figure 26 (A).
As shown in Figure 5, this to shaft portion 8a and 8a near, provide trapezoidal installation to discharge jut 48 and 48, the height of the rib part 20a (see figure 4) that provides in its height and the lower case 22 is basic identical.When shutter member 5a and 5b move to shown in Figure 19 being used to when opening the position of opening portion 6 (second place) from the position (primary importance) that opening portion 6 is closed in shown in Figure 20 being used to, these installations discharge jut 48 and 48 and are used for pulling out rib part 20a from this groove-shaped depression part 20b to shutter member 5a and 5b, will illustrate below.
Trapezoidal installation discharges the lateral parts that jut 48 and 48 is positioned at the second and the 4th height part 20e and 20g, and the second and the 4th height part 20e and 20g are arranged in the terminal part office of the rib part 20a of position shown in Figure 20.
(6) structure of valve driving mechanism
Figure 21 is the decomposition diagram of valve driving mechanism 7.Valve driving mechanism 7 comprises pivot section 8, groove 9 and drive shaft section 10, pivot section 8 is used for valve 5 is connected to internal rotor 4 so that it freely rotates, groove 9 is along pivot section 8 radially being formed on the valve 5 as the center, drive shaft section 10 is arranged in the inside surface of the lower case 22 of box body 2, and be inserted in the groove 9, thereby and when internal rotor 4 is rotated drive shaft section 10 to move with pivot section 8 in groove 9 be center rotation valve 5.Pivot section 8 included shaft portion 8a that provides in the rotor 4 and the receiving portions 8b that is coupling that in valve 5, provides.
Then, as shown in figure 22, when internal rotor 4 when a direction (among Figure 22 counterclockwise) goes up the state that is arranged in the primary importance that is used to close the opening portion 6 that box body 2 provides from valve 5 and is rotated, valve 5 is that the center rely on to form the groove 9 of valve driving mechanism 7 and drive shaft section 10 and rotates the second place that is used for opening the opening portion 6 that box body 2 provides to move to pivot section 8, as shown in figure 23.Opposite, when internal rotor 4 in another direction (clockwise direction among Figure 23) when being rotated, by valve driving mechanism 7, valve 5 is rotated and moves to the primary importance that is used for closing the opening portion 6 that box body 2 provides.
(7) method of assembling recording medium cartridge
Now, will be by an example of the method for assembling recording medium cartridge 1 be described with reference to Fig. 5.
At first, in the core of the inside surface of upper case 21, fixed clamping plate 3c and clamping plate pressing component 3b.Then, on the information recording carrier holding portion 16 at upper case 21 centers, optical data recording medium 3 is installed.
Then, the annular section 41 of internal rotor 4 is installed to the outside of the annular protruding rib 15 of upper case 21, so that it covers optical data recording medium 3.Therefore, optical data recording medium 3 is installed between internal rotor 4 and the upper case 21 so that it freely rotates.Simultaneously, the bearing of trend of the opening portion 42 of internal rotor 4 is consistent with the fore-and-aft direction of upper case 21.One end face of gear 43 is to opening window 30.
Then, valve 5 is connected to internal rotor 4.This to the string limit of shutter member 5a and 5b toward each other.Under this state, the back shaft 8a on the planar section 40 of internal rotor 4 is installed to the batter 8b that is coupling.Then, shutter member 5a and 5b are separated separately from one another, and overlap on two lateral parts of opening portion 42 of internal rotor 4.Simultaneously, or before or after aforesaid operations, Lock Part 32 is connected to the back shaft 35 of Lock Part holding portion 33.At this moment, the spring leaf 38 of Lock Part 32 is allowed to lean against the inside surface of the lead edge portion 21a of upper case 21.Under the elastic force of spring leaf 38, operation part 37 is allowed to be projected into the guiding groove 31 from opening portion 34.
Subsequently, comprise that the internal rotor 4 of valve 5 is covered by lower case 22, and lower case 22 is overlapping with upper case 21.At this moment, this is arranged on above-mentioned position to shutter member 5a and 5b, thus provide in the lower case 22 this can be relative with this respectively to protrusion-shaped jut 10 to groove 9 and 9 with 10.Therefore, lower case 22 is only overlapping and be indifferent to this position to groove 9 and 9 with upper case 21, thus this to protrusion-shaped jut 10 and 10 can with this to groove 9 and 9 engagements.
Afterwards, use a plurality of fixed screws that lower case 22 is tightened and is fixed on the upper case 21.Therefore, finished the assembly work of recording medium cartridge 1.
(8) operation of recording medium cartridge
Now, with the operation of explanation recording medium cartridge, and the structure of information recording carrier record and transcriber.
As shown in figure 24, information recording carrier record and transcriber 60 comprise record and transcriber main body (example is omitted) or the analog that holds in outer package shell 61 and the outer package shell 61.Outer package shell 61 comprises shell main body 62, cap parts 63 and front panel 64, shell main body 62 has the front surface of upper surface and opening, cap parts 63 are detachably connected to the upper surface of top with closed housing main body 62, and front panel 64 is detachably connected to anterior front surface with closed housing main body 62 and cap parts 63.
At four part places of shell main body 62, pin components 62a is outstanding downwards.These pin components 62a supporting information recording medium recording and transcriber 60.Front panel 64 is made by the flat board member of laterally-elongated.The top of plate 64 in front provides the box entrance and exit part 65 of laterally-elongated.Box entrance and exit part 65 is formed has the size substantially the same with the front surface of recording medium cartridge 1.The switch door 66 that box entrance and exit part 65 is provided with in it is usually closed.
The operation that more detailed description is above-mentioned.When boxlike information recording carrier 1 was inserted into assigned address, as shown in figure 25, the guiding groove 31 that provides in the side of recording medium cartridge 1 was provided the rack bar 70 that is incorporated in the valve mechanism in information recording carrier record and the transcriber 60.Therefore, under the pressure of rack bar 70, the operation part 37 that is projected into the Lock Part 32 of guiding groove 31 is pressed in the Lock Part holding portion 33 against the thrust of spring leaf 38.Therefore, the lock-out state of 32 pairs of internal rotors 4 of Lock Part is released.Projections mesh sunk part 44 engagements of the rotating operation projection 70c that provides in the rack bar 70 by providing in flexure strip 70b and the internal rotor 4 are to rotate internal rotor 4.In addition, rack bar 70 relatively moves forward, so that gear parts 43 engagements of the end of its section of rack 70a and internal rotor 4.
The section of rack 70a engagement of gear parts 43 and rack bar 70 is so internal rotor 4 is rotated according to the amount of movement of rack bar 70.
Figure 25 has provided the section of rack 70a of rack bar 70 and the gear parts 43 engagements state before of internal rotor 4.Under this state, this projection coupling part 50a and depression coupling part 50b to shutter member 5a and 5b is close to each other, with closely contact each other.At this moment, the opening portion 42 of internal rotor 4 is positioned in the position of the opening portion 6 that tends to lower case 22.Therefore, have only two opening portions 6 and 42 overlapping cores to be opened, yet opening portion is closed to shutter member 5a and 5b by this.Therefore, do not worry that dust and analog enter the information recording carrier holding portion from the lap of opening portion 6 and 42.
In addition, in the close part of opening portion 42, provide this axle coupling part 50c with acute angle at opening portion 6 to shutter member 5a and 5b.These coupling parts 50c is positioned at the inboard of the second and the 4th height part 20e and 20g of rib part 20a to eliminate the gap.In addition, in the inboard of the first and the 3rd height part 20d and 20f, provide to be used for closed projection tab 55 to eliminate the gap.In addition, this is sealed by lower case 22 groove 9 that provides among shutter member 5a and the 5b, and wherein this piles up on the lower case 22 shutter member 5a and 5b.In addition, rib part 20a is provided by the groove-shaped depression part 20b that provides among shutter member 5a and the 5b, and rib part 20a is provided in the outer edge part of opening portion of lower case 22 to surround opening portion 6.Therefore, form the crank shape dust and prevent part, enter the information recording carrier holding portion by opening portion 6 and 42 so that prevent dust.
Under this state, when the insertion of rack bar 70 corresponding recording medium cartridges 1 operation entered guiding groove 31 with the engagement of the gear parts 43 that starts section of rack 70a and internal rotor 4, internal rotor 4 was clockwise rotated.In the case, shown in Figure 25 and 26 (A), in the original state of internal rotor 4 beginning rotating operations, the raised protrusion part 46 of internal rotor 4 is installed on the raised protrusion part 18 of upper case 21, to support this to shutter member 5a and 5b between internal rotor 4 and lower case.The rotating operation of internal rotor 4 needs relatively large power.Internal rotor 4 is rotated against big friction force, and this friction force is to be produced by the state that raised protrusion part 18 and 46 is assembled each other.Therefore, shown in Figure 26 (B), the engagement between the raised protrusion part 18 and 46 is released to eliminate friction force.Therefore, can carry out the rotating operation subsequently of internal rotor 4 extremely smoothly.
When rotation according to internal rotor 4, the trapezoidal installation that provides in the bottom surface of internal rotor 4 discharges jut 48 and 48 is installed on the first and the 3rd height part 20d and 20f of rib part 20a of lower case 22, thereby internal rotor 4 is raised from lower case 22. Shutter member 5a and 5b are also raised, thereby groove-shaped depression part 20b is pushed out from rib part 20a.
Then, when internal rotor 4 is further rotated, shutter member 5a and 5b from state shown in Figure 25 by semi-open, as shown in figure 27.From state shown in Figure 27, shutter member 5a and 5b move to the both sides of the opening portion 42 of internal rotor 4 respectively, as shown in figure 28 then.Therefore, opening portion 6 and 42 is fully opened.When shutter member 5a and 5b are mobile according to the rotation of internal rotor 4, first fin 81 ... 81 and second fin 82 has suppressed the friction force between internal rotor 4 and shutter member 5a and the 5b.What therefore, shutter member 5a and 5b were smoothed moves.
Then, when opening portion 6 and 42 was opened fully, the part of the CD 3 that holds in the information recording carrier holding portion was exposed by opening portion 6 and 42.Then, record and transcriber main body 62 are reproduced or recording information signal.
At information signal reproduced or the record after, the box ejector button (not shown) that provides in operation information recording medium recording and the transcriber 60 is so that recording medium cartridge 1 ejects from information recording carrier record and transcriber 60 by the operation of loader mechanism.
(9) other embodiment
In above-mentioned embodiment, in internal rotor 4, provide first fin 81 ... 81 and second fin 82.Yet, first fin 81 can only be provided in internal rotor 4 ... 81.In addition, can in shutter member 5a and 5b, provide first fin 81 ... 81 and second fin 82.As long as can suppress the friction force that produces between internal rotor 4 and shutter member 5a and the 5b, or prevent that dust or analog between first fin 81 and 81 from entering open side, just can adopt any amount or any type of first fin 81 ... 81 and second fin 82.
In addition, in above-mentioned embodiment, shown in Figure 11 and 12, second step part 52 is supported by the end portion of the first lap 51a of a shutter member 5a, and first step part 50 is supported by the second lap 51b of another shutter member 5b.Yet shown in Figure 29 and 30, first step part 50 can be supported by the end portion of the second lap 51b of a shutter member 5a, and second step part 52 can be supported by the first lap 51a of another shutter member 5b.In addition, according to above-mentioned embodiment, in recording medium cartridge, by rotate internal rotor 4 move this to shutter member 5a and 5b to open or to close.Yet recording medium cartridge can not use internal rotor 4 mobile shutter member 5a and 5b on the switch direction.
Has advantage as described below according to recording medium cartridge of the present invention.
(1) according to the present invention, because first fin that is used to reduce the contact area between valve and the internal rotor is being provided on the overlapped surfaces of valve and internal rotor, so the friction force that produces between valve and internal rotor can reduce mobile valve the time is so that mobile smoothly valve.
(2), form highly above 0 and be not higher than first fin of 0.05mm according to the present invention.Therefore, the gap that forms between internal rotor and the valve can be suppressed to minimum as requested.Therefore, dust can be suppressed or analog enters the gap.
(3) according to the present invention, because the rotary motion trace along valve has formed a plurality of fins on the surface of internal rotor, even so be positioned at when being used to close the primary importance of opening portion when valve, even perhaps be positioned at when being used to open the second place of opening portion when valve, valve also can contact with first fin.
(4) according to the present invention, owing to formed second fin that is used to seal gap between a plurality of first fins along the form peripheral edge portions of opening portion in the end portion of first fin of opening portion, even so when having dust or analog between a plurality of first fins, can prevent that also dust or analog from entering open side.
(5) according to the present invention, when this is closed shutter member, can use simple method to strengthen step part, this method is second step partly the offset of position from being exposed to the rear surface that makes the first step part that is exposed on the shutter member front surface.
(6) according to the present invention, this step part to shutter member moves to overlap each other on horizontal fully direction unlike common recording medium cartridge.This step part to shutter member is relative and close to each other.Therefore, when step part is allowed to when close to each other, allowing this mutually closely in the contact, to avoid this step part interfering with each other to shutter member to step part of shutter member.
(7), form step parts into about the pitch angle of 45 degree with respect to the moving direction of opening and close of shutter member according to the present invention.When this is moved with opening and closing to shutter member, open and close the gap in the direction and the gap that is substantially perpendicular to out and closes on the direction of moving direction is reduced substantially the same amount.Finally, this is to the step part closely contact each other of shutter member.
(8) according to the present invention, because this step part to shutter member is relative and close to each other, so this step part to shutter member can be avoided the phase mutual interference, is similar to above-mentioned invention (6) simultaneously, allow this step part closely contact each other to shutter member.
In short, the invention provides a kind of recording medium cartridge, be included in the information recording carrier, internal rotor and the valve that hold with stacked state in the box body, when internal rotor is rotated, imbrication is being used for closing the primary importance of the opening portion that is provided at box body and is being used to open between the second place of opening portion moving at the valve on the internal rotor, wherein at first fin that is provided for reducing contact area between valve and the internal rotor on the overlapped surfaces of valve and internal rotor.
Wherein form highly above 0 and be not higher than first fin of 0.05mm.
Wherein the rotary motion trace along valve forms a plurality of first fins on the surface of internal rotor.
The end portion of first fin in opening portion wherein is formed for sealing second fin in the gap between a plurality of first fins along the form peripheral edge portions of opening portion.
According to a further aspect of the invention, a kind of recording medium cartridge is provided, comprise: a pair of shutter member, comprise first lap and second lap that on the moving direction of shutter member, form that are arranged in the string limit respectively by step part, wherein when this string limit to shutter member overlaps each other, being exposed to this is linked together by the first step part continuously to first lap of a shutter member of shutter member upper surface side and first lap of another shutter member, and be exposed to this second lap of a described shutter member of shutter member lower face side and second lap of described another shutter member are linked together with overlapping state continuously by the second step part, write down opening portion with information reproduction so that being used to of providing in the box body to be provided, the described first step part that wherein is exposed to the shutter member upper surface side does not overlap on the described second step part of the lower face side that is exposed to shutter member.
Wherein be not parallel to the described step part of formation on the direction of opening and close moving direction of shutter member.
Wherein the moving direction of opening and close with respect to shutter member forms described step part into about 45 pitch angle of spending.
According to another aspect of the invention, a kind of recording medium cartridge is provided, comprise: a pair of shutter member, comprise first lap and second lap that on the moving direction of shutter member, form that are arranged in the string limit respectively by step part, wherein when this string limit to shutter member overlaps each other, being exposed to this is linked together by the first step part continuously to first lap of a shutter member of shutter member upper surface side and first lap of another shutter member, and be exposed to this second lap of a shutter member of shutter member lower face side and second lap of another shutter member are linked together with overlapping state continuously by the second step part, write down opening portion with information reproduction so that being used to of providing in the box body to be provided, wherein form described step part on the direction of opening and close moving direction of shutter member being not parallel to.
Claims (3)
1, a kind of recording medium cartridge comprises:
A pair of shutter member, comprise first lap and second lap that on the moving direction of shutter member, form that are arranged in the string limit respectively by step part, wherein when this string limit to shutter member overlaps each other, being exposed to this is linked together by the first step part continuously to first lap of a shutter member of shutter member upper surface side and first lap of another shutter member, and be exposed to this second lap of a described shutter member of shutter member lower face side and second lap of described another shutter member are linked together with overlapping state continuously by the second step part, write down opening portion with information reproduction so that being used to of providing in the box body to be provided, the described first step part that wherein is exposed to the shutter member upper surface side does not overlap on the described second step part of the lower face side that is exposed to shutter member.
2, recording medium cartridge as claimed in claim 1 wherein is being not parallel to the described step part of formation on the direction of opening and close moving direction of shutter member.
3, recording medium cartridge as claimed in claim 1, wherein the moving direction of opening and close with respect to shutter member forms described step part into about 45 pitch angle of spending.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003177507A JP4120492B2 (en) | 2003-06-23 | 2003-06-23 | Recording medium cartridge |
| JP177507/03 | 2003-06-23 | ||
| JP178906/03 | 2003-06-24 | ||
| JP2003178906A JP4570849B2 (en) | 2003-06-24 | 2003-06-24 | Disc cartridge |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100552446A Division CN1296935C (en) | 2003-06-23 | 2004-06-23 | Recording medium cartridge |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1901079A true CN1901079A (en) | 2007-01-24 |
| CN1901079B CN1901079B (en) | 2010-09-08 |
Family
ID=34100045
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101011653A Expired - Fee Related CN100543860C (en) | 2003-06-23 | 2004-06-23 | recording medium cartridge |
| CN2006101011668A Expired - Fee Related CN1901079B (en) | 2003-06-23 | 2004-06-23 | Cartridge type recording medium |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101011653A Expired - Fee Related CN100543860C (en) | 2003-06-23 | 2004-06-23 | recording medium cartridge |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4120492B2 (en) |
| CN (2) | CN100543860C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2011226928A1 (en) | 2010-10-06 | 2012-04-26 | Aristocrat Technologies Australia Pty Limited | A gaming system and a method of gaming |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6256168B1 (en) * | 1997-11-12 | 2001-07-03 | Iomega Corporation | Shutter liner for a disk cartridge |
-
2003
- 2003-06-23 JP JP2003177507A patent/JP4120492B2/en not_active Expired - Fee Related
-
2004
- 2004-06-23 CN CNB2006101011653A patent/CN100543860C/en not_active Expired - Fee Related
- 2004-06-23 CN CN2006101011668A patent/CN1901079B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1901078A (en) | 2007-01-24 |
| CN100543860C (en) | 2009-09-23 |
| JP4120492B2 (en) | 2008-07-16 |
| JP2005011476A (en) | 2005-01-13 |
| CN1901079B (en) | 2010-09-08 |
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