CN202208184U - Adjusting device for gripper of printing machine - Google Patents
Adjusting device for gripper of printing machine Download PDFInfo
- Publication number
- CN202208184U CN202208184U CN2011203226800U CN201120322680U CN202208184U CN 202208184 U CN202208184 U CN 202208184U CN 2011203226800 U CN2011203226800 U CN 2011203226800U CN 201120322680 U CN201120322680 U CN 201120322680U CN 202208184 U CN202208184 U CN 202208184U
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- Prior art keywords
- grippers
- adjusting device
- seat
- hole
- silk hole
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Abstract
An adjusting device for a gripper of a printing machine belongs to printing machines, solves the problem that existing adjusting devices for the gripper are inaccurate in adjustment, and comprises a gripper seat for fixing the gripper and a clamping seat fixed onto a gripper shaft. An adjusting mechanism which is used for adjusting the positional distance between the gripper seat and the clamping seat is arranged on the gripper seat, the distance between the gripper and the gripper shaft is changed by adjusting the positional distance between the gripper seat and the clamping seat, and the adjusting mechanism comprises a first adjuster and a second adjuster opposite to the first adjuster in the adjusting direction. The two adjusters which are opposite in adjusting direction are used for adjusting the distance between the gripper seat and the clamping seat, and thereby accurate adjustment of the distance between the gripper seat and the clamping seat can be realized.
Description
Technical field
The utility model relates to a kind of printing machine, the grippers adjusting device of particularly using on the printing machine.
Background technology
Along with arrivings scientific, the technicalization epoch, increasingly sharpening of world market economy and technology competition sooner, more precisely become the irreversible trend of printing machine industry development; The grippers adjusting device is a vitals on the sheet-fed offset press; The quality of impression cylinder grippers performance is directly connected to the height of offset quality and production capacity, and paper is in printing process, when impression; If it is not enough or inhomogeneous that grippers is held power in the month; Paper position changes, and just can produce register trouble, ghost image, crumples, fault such as peeling, so require very high to the adjusting of grippers position.
Existing grippers adjusting device generally is fixing grippers installing rack on a grippers axle; On the grippers installing rack, hold-down screw is set then; The grippers seat is held grippers through spring, and the adjusting difficulty of the position of grippers is general not to the adjuster of grippers position.
And the sheet-fed offset machine is in when printing, and the transmission of paper is to be accomplished by the paper-transferring gripper on the cylinder, and paper-transferring gripper is made up of the grippers adjusting device that several are installed on the grippers axle; In order to guarantee the stable of paper-transferring gripper holding paper power; All grippers mechanisms all need the guiding mechanism of adjustment holding paper power, because the grippers seat is mounted on the grippers axle, are installed on the cylinder then; So the guiding mechanism of grippers needs volume little, and adjustment precisely.
Summary of the invention
The main purpose of the utility model is to regulate not problem accurately for the guiding mechanism that solves existing grippers, and the utility model provides the grippers adjusting device of a kind of special adjusting grippers and grippers shaft position distance.
According to an aspect of the utility model, the utility model provides a kind of printing machine grippers adjusting device, comprises the grippers seat that is fixed with grippers, also comprises the clamping seats that is fixed on the grippers axle; Wherein, described grippers seat is provided with the governor motion that is used for regulating grippers seat and clamping seats position distance; Change the distance of grippers and grippers axle through the position distance of regulating grippers seat and clamping seats.
Wherein, described governor motion comprises that first adjusting device and its are regulated direction and first adjusting device is regulated second adjusting device in the opposite direction.
Wherein, said first adjusting device comprises:
Be opened in the adjusting silk hole on the said grippers seat;
Be opened in the stage clip silk hole on the said clamping seats;
Be installed in the stage clip in the said stage clip silk hole;
Pass said adjustment screw of regulating silk hole, stage clip; And
Be installed in the adjustment screw afterbody and press the nut of said stage clip;
Wherein, move to adjustment screw cephalad direction spiral, make stage clip drive said clamping seats and move through nut, thus the distance of change grippers seat and clamping seats.
Wherein, said second adjusting device comprises:
Be opened on the said grippers seat the fixedly anchoring filament hole of grippers;
Be opened in the accurate adjustment silk hole of bottom, described anchoring filament hole coaxial direction, said accurate adjustment silk Kong Weiyi through-hole structure;
Be fixed on the described clamping seats and cover the reinforcement in accurate adjustment silk hole; And
Pass described accurate adjustment silk Kong Bingneng and promote the accurate adjustment jackscrew that said reinforcement moves;
Promote said reinforcement through adjusting accurate adjustment jackscrew and move, make reinforcement drive clamping seats and move, thereby change the distance between grippers seat and the clamping seats.
In addition, be provided with the fixedly hold-down screw of grippers in the described anchoring filament hole, described hold-down screw is the through hole screw.
Preferably, said grippers seat is outside equipped with vertically and connects the locking silk hole in said accurate adjustment silk hole;
Described locking silk is provided with the locking jackscrew in the hole.
Preferably, be provided with copper packing in the locking silk hole between described locking jackscrew and the accurate adjustment jackscrew; Described locking jackscrew compresses the accurate adjustment jackscrew through copper packing.
In addition, described grippers seat also comprises the movable axle sleeve that can be enclosed within on the grippers axle, and described grippers seat is actively set on the grippers axle through movable axle sleeve;
Described clamping seats also comprises coaxial and the clamping axle sleeve on the grippers axle of being fixedly clamped with said movable axle sleeve, and described clamping seats is fixed on the grippers axle through clamping axle sleeve.
Preferably, described clamping axle sleeve one end opening and be provided with the pinching screw of adjustable clamp mandrel cover internal diameter at openend.
In addition, be provided with reed between described nut and the stage clip.
Compared with prior art, the beneficial effect of the utility model is:
1, the utility model is through being provided with the governor motion of a scalable grippers seat and clamping seats position distance; Realize adjusting that grippers and grippers wheelbase are left, thereby make gripper device can accurately adjust the position distance between grippers and the grippers axle.
2, regulate the distance between grippers seat and the clamping seats through two adjusting adjusting devices in the opposite direction are set in the utility model, thereby realize accurate adjusting grippers seat and clamping seats distance.
3, in the utility model through the accurate adjustment jackscrew is set in second adjusting device, can realize accurate adjustment, and also be provided with the locking jackscrew of locking accurate adjustment jackscrew in the utility model distance between grippers seat and the clamping seats, prevent that the accurate adjustment jackscrew is loosening.
Description of drawings
Fig. 1 is a structural representation of using the gripper device of the utility model;
Fig. 2 is the cutaway view of A-A line among Fig. 1;
Fig. 3 be among Fig. 1 gripper device perspective view;
Fig. 4 is the structural representation of grippers;
Fig. 5 is the structural representation figure of grippers face;
Fig. 6 is the vertical view of grippers;
Fig. 7 is the cutaway view of B-B line among Fig. 6;
Fig. 8 is the structural representation of grippers seat;
Fig. 9 is the vertical view of grippers seat among Fig. 8;
Figure 10 is the cutaway view of C-C line among Fig. 9;
Figure 11 is the structural representation of clamping seats;
Figure 12 is the profile of the clamping seats of band stage clip;
Figure 13 is the vertical view of clamping seats.
Description of reference numerals among the figure: 1, grippers; 11, our department; 111, datum clamp face; 12, hold portion in the month; 13, installing hole; 14, regulate breach; 15, reinforcement; 16, grippers face; 161, reticulate pattern; 162, sandblast layer; 2, grippers seat; 2a, sidewall; 21, locking silk hole; 21a, boss; 22, movable axle sleeve; 23, erecting bed; 24, regulate the silk hole; 241, groove; 25, anchoring filament hole; 26, accurate adjustment silk hole; 27, block; 3, clamping seats; 31, stage clip silk hole; 311, stage clip; 32, clamp axle sleeve; 33, reinforcement; 34, pinching screw; 4, grippers axle; 5, hold-down screw; 51, through hole; 6, adjustment screw; 61, nut; 62, reed; 7, locking jackscrew; 71, copper packing; 8, accurate adjustment jackscrew.
The specific embodiment
Be elaborated below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that following illustrated preferred embodiment only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
The utility model provides a kind of printing machine grippers adjusting device, and as shown in figures 1 and 3, it comprises grippers seat 2, is installed in the grippers 1 on the grippers seat 2, and is installed in the clamping seats 3 in the grippers seat 2; Grippers seat 2 tops are provided with the erecting bed 23 that is used for installing grippers 1 and clamping seats 3; Erecting bed 23 is provided with anchoring filament hole 25 and regulates silk hole 24; Grippers 1 is installed in the top of erecting bed 23; Its mounting means does, the installing hole 13 that hold-down screw 5 passes on the grippers 1 is fixed in grippers 1 on the erecting bed 23, and clamping seats is installed in the downside of erecting bed in the grippers seat; Mounting means is that the adjusting silk hole 24 that adjustment screw 6 is passed on the grippers seat 2 is fixing with nut 61 with reed 62 with 31 backs, stage clip silk hole on the clamping seats 3.
As shown in Figure 3, grippers seat 2 is provided with the governor motion that is used for regulating grippers seat 2 and clamping seats 3 position distances; Change the distance of grippers 1 and grippers axle 4 through the position distance of regulating grippers seat 2 and clamping seats 3.Governor motion comprises that first adjusting device and its are regulated direction and first adjusting device is regulated second adjusting device in the opposite direction.
Wherein, as shown in Figure 3, first adjusting device comprises: be opened in the adjusting silk hole 24 on the said grippers seat 2; Be opened in the stage clip silk hole 31 on the said clamping seats 3; Be installed in the stage clip 311 in the said stage clip silk hole 31; Pass said adjustment screw 6 of regulating silk hole 24, stage clip 311; And be installed in adjustment screw 6 afterbodys and press the nut 61 of said stage clip 311; Wherein, move to adjustment screw 6 cephalad direction spirals, make stage clip 311 drive said clamping seats 3 and move through nut 61, thus the distance of change grippers seat 2 and clamping seats 3.
Wherein, as shown in Figure 3, second adjusting device comprises: be opened on the said grippers seat 2 the fixedly anchoring filament hole 25 of grippers 1; Be opened in the accurate adjustment silk hole 26 of described anchoring filament hole 25 bottom coaxial direction, said accurate adjustment silk hole 26 is a through-hole structure; Be fixed on the described clamping seats 3 and cover the reinforcement 33 in accurate adjustment silk hole 26; And pass described accurate adjustment silk hole 26 and can promote the accurate adjustment jackscrew 8 that said reinforcement 33 moves; Wherein, move, make reinforcement 33 drive clamping seats 3 and move, thereby change the distance between grippers seat 2 and the clamping seats 3 through regulating the said reinforcement 33 of accurate adjustment jackscrew 8 promotions.
In addition; As shown in Figure 2, erecting bed 23 sidewalls of grippers seat 2 are provided with locking silk hole 21, and the locking silk is provided with locking jackscrew 7 in the hole 21; Locking silk hole 21 also is provided with a copper packing 71; After accurate adjustment jackscrew 8 accurately regulated the position distance between grippers and the grippers axle, locking jackscrew 7 withstood accurate adjustment jackscrew 8 through copper packing 71, with the change of grippers 1 position that prevents in grippers 1 use, to cause because of bump.
Wherein, as shown in Figure 4, grippers 1 comprises grippers our department 11 and holds portion 12 in the month that grippers our department 11 comprises the datum clamp face 111 of its underpart, and the installing hole 13 that tiltedly is through at datum clamp face; The portion of holding in the month 12 of flat extends to form before by grippers our department 11 tops, one side direction; In addition; As shown in Figure 3, grippers seat 2 is provided with the inclination anchoring filament hole 25 of corresponding installing hole 13, is placed into through the datum clamp face 111 with grippers our department 11 on the erecting bed 23 of grippers seat 2; And its corresponding installing hole that aligns, insert hold-down screw 5 then grippers 1 is installed on the grippers seat 2.
As shown in Figure 6, the afterbody of grippers our department 11 offers regulates breach 14, can regulate in breach 14 adjustment grippers seats 2 through this and regulate the adjustment screw 6 (as shown in Figure 3) in silk holes, be used between grippers seat 2 and the clamping seats 3 apart from coarse adjustment.As shown in Figure 5, hold the grippers face 16 of portion 11 in the month and lay reticulate pattern 161, and be sprayed with sandblast layer 162 at the grippers face 16 of laying reticulate pattern 161, so that grippers face 16 frictional force are bigger, it is more convenient to hold paper in the month.
Like Fig. 4 and shown in Figure 7; The datum clamp face 111 of grippers our department 11 is a horizontal plane; End face is the inclined-plane perpendicular to said installing hole 13 axis, grippers our department 11 with hold portion 12 angles in the month and be provided with reinforcement 15, both guaranteed the grippers structure firmly; Improve the service life of grippers, and good looking appearance; The grippers face 16 of holding portion 12 in the month is parallel to described datum clamp face 111; The described thickness of holding portion 12 in the month is reduced outward by a said side direction of said grippers our department 11 gradually, reduces unnecessary waste of material.
As shown in Figure 6, the sloped top face of grippers 1 is provided with a square groove, and installing hole 13 is arranged in the square groove that is provided with on said grippers our department 11 sloped top face, can be too not outstanding to guarantee installing hold-down screw 5 back screws, influence the use of grippers.
Like Fig. 9 and shown in Figure 10, the grippers seat comprises two rack side wall 2a, and rack side wall 2a is symmetrically arranged platy structure; Erecting bed 23 is fixed on two tops between rack side wall 2a, and it is provided with anchoring filament hole 25 that is used for fixing grippers 1 and the adjusting silk hole 24 that is used for regulating the grippers position; 25 inside, described anchoring filament hole are provided with the accurate adjustment silk hole 26 of fine setting grippers 1 position along axis direction.The locking silk hole 21 that erecting bed 23 sidewalls are provided with vertical said accurate adjustment silk hole 26 and connect with accurate adjustment silk hole 26.Locking silk hole 21 protrudes from erecting bed 23 sidewalls and forms a boss 21a, so that copper packing 71 and locking jackscrew 7 are installed.
Like Fig. 8 and shown in Figure 10; Installing hole 13 corresponding (as shown in Figure 3) on the anchoring filament hole 25 of grippers seat 2 and the grippers 1; Turn forward in the erecting bed 23 that stretches into grippers seat 2 with respect to the erecting bed 23 of grippers seat 2,25 inside, anchoring filament hole are provided with the accurate adjustment silk hole 26 of fine setting grippers 1 position along axis direction; Erecting bed 23 is run through in accurate adjustment silk hole 26.
Like Fig. 3 and shown in Figure 10, fixedly the hold-down screw 5 of grippers 1 is the through hole screw, in accurate adjustment silk hole 26, is provided with accurate adjustment jackscrew 8; After being fixed to grippers on the grippers seat through hold-down screw 5, can regulate accurate adjustment jackscrew 8 through the through hole 51 of hold-down screw 5, accurate adjustment silk hole 26 is over against the reinforcement 33 of clamping seats 3; When regulating accurate adjustment jackscrew 8; Accurate adjustment jackscrew 8 can prop up the distance that reinforcement 33 is finely tuned clamping seats 3 and grippers seat 2, and accurate adjustment jackscrew 8 screw threads are very thin, and degree of regulation is high; Thereby accurately adjust the distance between grippers seat 2 and the clamping seats 3, thereby realize accurately regulating the distance of grippers 1 and grippers axle 4.
The locking silk hole 21 that is outside equipped with vertical said accurate adjustment silk hole 26 and connects like Fig. 8 and grippers seat 2 shown in Figure 9 with accurate adjustment silk hole 26; Locking silk hole 21 is arranged on the grippers seat 2 erecting beds 23 sidewall 2a; And a locking silk hole 21 protrudes from rack side wall and forms a boss 21a, and as shown in Figure 2, the locking silk is provided with locking jackscrew 7 in the hole 21; Be provided with a copper packing 71 between locking jackscrew 7 and the accurate adjustment jackscrew 8; After accurate adjustment jackscrew 8 regulated the distance between grippers seat 2 and the clamping seats 3, locking jackscrew 7 was locked accurate adjustment jackscrew 8 through a copper packing 71, to prevent in grippers 1 course of work, causing accurate adjustment jackscrew 8 loosening because of vibration.
In addition, as shown in Figure 8, grippers seat 2 also comprises the movable axle sleeve 22 that can be actively set on the grippers axle 4; Movable axle sleeve 22 is arranged on the rear portion of grippers seat 2; After gripper device was fixed on the grippers axle 4, grippers seat 2 can rotate on grippers axle 4 through movable axle sleeve 22, and grippers erecting bed 23 front ends of described grippers seat 2 are provided with block 27; To guarantee that grippers 1 is more firm after being installed on the grippers seat 2, prevents that grippers 1 from moving.
Shown in Figure 12 and 13; Clamping seats 3 is provided with and regulates the stage clip silk hole 31 of a hole 24 corresponding band stage clips 311; Stage clip silk hole 31 is interior near regulating silk hole 24 port internal diameters less than stage clip 311 internal diameters; Thereby can stage clip be pressed in the stage clip silk hole 31, the other end is the adjustable side, and described adjustment screw 6 is tightened fixing in the adjustable side with nut 61 after passing and regulating silk hole 24 and stage clip silk hole 31; Compress the pressure of stage clip 311 adjusting nuts at nut 61 through reed 62, with the distance between coarse adjustment grippers seat 2 and the clamping seats 3 to stage clip.
Shown in Fig. 3 and 11; Also be provided with the clamping axle sleeve 32 with grippers seat 2 movable axle sleeve identical central axis at the rear side of clamping seats 3; Clamp axle sleeve 32 1 end openings and be provided with the pinching screw 34 that the adjustable clamp mandrel overlaps internal diameter at openend; After will clamping axle sleeve and running away on the grippers axle 4, regulate pinching screw, gripping sleeve is fastened on the grippers axle 4.
Structure chart after the utility model assembling during assembling, at first is installed to clamp shaft with pinching screw 34 and puts, but do not tighten like Fig. 1, shown in 2 and 3; Meanwhile, accurate adjustment jackscrew 8 is installed in the accurate adjustment silk hole 26, copper packing 71 is installed in the locking silk hole 21 with locking jackscrew 7, and accurate adjustment jackscrew 8 was not screwed into dark, and locking jackscrew 10 is not tightened yet, adjustment after being convenient to.Then clamping seats 3 is put into grippers seat 2 by correct direction; The stage clip silk hole 31 of clamping seats 3 and grippers seat 2 is aimed at adjusting silk hole 24, then adjustment screw 6 is penetrated, then the adjustable side of stage clip 62 from stage clip silk hole 31 is enclosed within on the adjustment screw 6; Again reed 62 is enclosed within on the adjustment screw 6; At last nut 11 is screwed on the adjustment screw 6, up to reed 62 to a preposition fix, at this moment; Through the effect of stage clip 62, with clamping seats 3 and grippers seat 2 flexible linking together; Then grippers 1 is fixed on the grippers seat 2.
After several gripper devices are assembled like this; With they movable axle sleeve 22 with clamp axle sleeve 32 through on the grippers axle 4; Then whole grippers axle is installed on the cylinder; Tighten pinching screw 34 according to the position of bite-block on the cylinder, just be fixed on whole gripper device on the grippers axle this moment, will rotate with the rotation of grippers axle.The adjustment screw of regulating first adjusting device is the coarse adjustment process; Pressure on grippers and the cylinder between the bite-block is a preliminary rough pressure; At this time just need to regulate the accurate adjustment jackscrew 8 in the accurate adjustment silk hole 26 with second adjusting device; With the position between accurate adjusting grippers 1 and the grippers axle 4,, through the locking jackscrew 7 in the locking silk hole 21 accurate adjustment jackscrew 8 is locked at last to reach the position of grippers requirement.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (10)
1. a printing machine grippers adjusting device comprises the grippers seat (2) that is fixed with grippers (1), it is characterized in that, also comprises the clamping seats (3) that is fixed on the grippers axle (4);
Wherein, described grippers seat (2) is provided with the governor motion that is used for regulating grippers seat (2) and clamping seats (3) position distance.
2. printing machine grippers adjusting device according to claim 1 is characterized in that, described governor motion comprises that first adjusting device and its are regulated direction and first adjusting device is regulated second adjusting device in the opposite direction.
3. printing machine grippers adjusting device according to claim 2 is characterized in that, said first adjusting device comprises:
Be opened in the adjusting silk hole (24) on the said grippers seat (2);
Be opened in the stage clip silk hole (31) on the said clamping seats (3);
Be installed in the stage clip (311) in the said stage clip silk hole (31);
Pass said adjustment screw (6) of regulating silk hole (24), stage clip (311); And
Be installed in adjustment screw (6) afterbody and press the nut (61) of said stage clip (311).
4. printing machine grippers adjusting device according to claim 2 is characterized in that, said second adjusting device comprises:
Be opened in said grippers seat (2) and go up the fixedly anchoring filament hole (25) of grippers (1);
Be opened in the accurate adjustment silk hole (26) of bottom, described anchoring filament hole (25) coaxial direction, said accurate adjustment silk hole (26) is a through-hole structure;
Be fixed on described clamping seats (3) and go up and cover the reinforcement (33) in accurate adjustment silk hole (26); And
Pass the accurate adjustment jackscrew (8) that described accurate adjustment silk hole (26) also can promote said reinforcement (33).
5. printing machine grippers adjusting device according to claim 4 is characterized in that, is provided with the fixedly hold-down screw (5) of grippers (1) in the described anchoring filament hole (25), and described hold-down screw (5) is the through hole screw.
6. printing machine grippers adjusting device according to claim 4 is characterized in that, said grippers seat (2) is outside equipped with vertically and connects the locking silk hole (21) in said accurate adjustment silk hole (26);
Be provided with locking jackscrew (7) in the described locking silk hole (21).
7. printing machine grippers adjusting device according to claim 6 is characterized in that, is provided with copper packing (71) in the locking silk hole (21) between described locking jackscrew (7) and the accurate adjustment jackscrew (8).
8. printing machine grippers adjusting device according to claim 1 is characterized in that, described grippers seat (2) also comprises the movable axle sleeve (22) that can be enclosed within on the grippers axle (4);
Described clamping seats (3) also comprises coaxial and the clamping axle sleeve (32) on grippers axle (4) of being fixedly clamped with said movable axle sleeve (22).
9. printing machine grippers adjusting device according to claim 8 is characterized in that, described clamping axle sleeve (32) one end openings also are provided with the pinching screw (34) of adjustable clamp mandrel cover (32) internal diameter at openend.
10. printing machine grippers adjusting device according to claim 3 is characterized in that, is provided with reed (62) between described nut (61) and the stage clip (311).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203226800U CN202208184U (en) | 2011-08-31 | 2011-08-31 | Adjusting device for gripper of printing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203226800U CN202208184U (en) | 2011-08-31 | 2011-08-31 | Adjusting device for gripper of printing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202208184U true CN202208184U (en) | 2012-05-02 |
Family
ID=45987740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203226800U Expired - Lifetime CN202208184U (en) | 2011-08-31 | 2011-08-31 | Adjusting device for gripper of printing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202208184U (en) |
-
2011
- 2011-08-31 CN CN2011203226800U patent/CN202208184U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170214 Address after: Yangting Town, Huancui District of Weihai City, Shandong province 264209 View Village (Hexing Road No. 160-1) Patentee after: Shandong Ji Shengchang Group Co. Ltd. Address before: Hengtai High Technology Industrial Development Zone of Shandong Province, Weihai City, 264209 street, No. 1 Patentee before: Weihai Printing Machinery Co., Ltd. Patentee before: Gu Zuxin |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120502 |