CN201049853Y - Unbinding device for coiled cable - Google Patents
Unbinding device for coiled cable Download PDFInfo
- Publication number
- CN201049853Y CN201049853Y CNU2007200712054U CN200720071205U CN201049853Y CN 201049853 Y CN201049853 Y CN 201049853Y CN U2007200712054 U CNU2007200712054 U CN U2007200712054U CN 200720071205 U CN200720071205 U CN 200720071205U CN 201049853 Y CN201049853 Y CN 201049853Y
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- CN
- China
- Prior art keywords
- center
- rotating disk
- bundle
- bearing
- suspension rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000013016 damping Methods 0.000 claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000000725 suspension Substances 0.000 claims description 29
- 238000007667 floating Methods 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 210000000689 upper leg Anatomy 0.000 description 17
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
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- Braking Arrangements (AREA)
Abstract
The utility model discloses a wire releasing equipment for the looped cable, comprising a base, a rotary table, a wire releasing bracket and a braking damping mechanism. Wherein, the wire releasing bracket comprises a central suspender, four bracing plates, two central hinging plates, eight hinging rods and a pulling jack; and the braking damping mechanism is arranged between the base and the rotary table, and is nested on the outer ring of a bearing. As the utility model is adopted, that is, the rotary table is supported semi-flexibly, the mechanical processing of the plane rotary table with large diameter can be saved, and the precision requirement in the flexibly supported installation can be greatly lowered, which makes the utility model more economic; and at the same time, the equipments on the construction sites are lowered, which makes the utility model more practical. The wire releasing bracket is positioned by a central hole for clustering the wire strand, and the clustered strand is braced by the adjustment of the movable bracing plates with the wire strand released, which thoroughly eliminates the effect the clustered coils fall down, thereby making the clustered strand keep arrayed neatly.
Description
Technical field
The utility model relates to a kind of bundle device of putting of making suspension bridge with the lopping cable of the parallel wire unit circle of main push-towing rope.
Background technology
Suspension bridge is the crucial primary structure member of suspension bridge with main push-towing rope parallel wire unit thigh, the parallel isometric regular hexagon that is arranged in of each root steel wire in the parallel wire unit thigh, every 1.0～1.5 meters compound band wrappings of usefulness, because of not passing through the stranded of screw pitch formula, so to its rolling lopping is the difficult point that the parallel wire unit thigh is produced always, same problem is even more serious when putting bundle assembly unit main push-towing rope.At present, reference cable, cable rolling both at home and abroad all and put the device of bundle, see shown in Figure 1, the steel disk 4 ' that promptly adopts a shaft center line to be level is gone up 2 ' the horizontal winding displacement rolling of parallel wire unit thigh on this steel disk 4 ', put bundle during assembly unit when volume has parallel wire unit thigh steel disk 4 ' to be transported to the building site, then its transverse horizontal is placed on the support and put bundle.In above-mentioned rolling with put in the bundle process, the shaft center line horizontal positioned of parallel wire unit thigh circle has been wound in bundle thigh on the steel disk owing to the deadweight reason, a bundle strand meeting generation ellipse is fallen and is weighed down 3 ', like this, the one, it is lax feasiblely to reel, and can produce friction between the bundle thigh during steel disk rotation; The 2nd, bundle strand is with steel disk constantly in the rotary course, and this falling weighed down 3 ' and can be produced " Ho La hoop " effect, thereby upsets the bundle strand due ordering of reeling, and makes that the bundle thigh involves difficulty when putting bundle; In wrapup procedure; increase along with the coiling number of turns; the increasing of deadweight; friction between the bundled steel wires thigh is more and more serious; and pull and making the lax bundle thigh of reeling neglect the tight pine of neglecting putting intrafascicular traction; friction between the bundled steel wires thigh more can aggravate; make the band scratch until fracture; cause bundle strand steel wire loose; method of redress be at the scene constantly the halved tie thigh carry out artificial shaping and wrapping; to shut down to take out to the Ho La hoop that has formed and put bundle again after tight, be shaped for the assembly unit of main push-towing rope and bring very big inconvenience, will influence the duration when serious.
Summary of the invention
The purpose of this utility model is to solve the problems referred to above that prior art exists, and the put bundle device of a kind of energy elimination at the lopping cable of putting the bob phenomenon of falling of restrainting circle when restrainting is provided.
The purpose of this utility model is achieved by following technical scheme: a kind of lopping cable put bundle device, comprise base, rotating disk, bundle loosening bracket and braking damping mechanism, wherein,
Central authorities on the described base are provided with one and protrude the bearing outside fix circle of its upper surface;
The central authorities of described rotating disk are provided with a perforation, and this rotating disk inserts the top of the bearing pivotal support of the axle bearing of boring a hole at base by one;
Described bundle loosening bracket comprises: a center suspension rod, and its upper periphery wall is provided with screw thread and its underpart is provided with positioning boss, and it is vertically mounted on the central authorities of rotating disk; Four faggings, their lower end are articulated and connected on the upper surface of rotating disk for its circle center symmetrically with the center suspension rod respectively, and its lateral surface is an arcwall face; Two center hinge plate, be provided with radially on their periphery wall that four couple relative with fagging and symmetry contains respectively that fork-shaped is inserted the seat portion of arm and insert on the arm at two relative fork-shapeds of each one and have mounting hole, they are relative up and down and be adjacent to be sleeved on the suspension rod of center and also can do relative moving up and down along the center suspension rod; Eight articulated brackets, their two ends are articulated and connected respectively and reach the middle and upper part of four faggings in the seat portions of two center hinge plate periphery walls; One pulling jack, it is sleeved on the suspension rod of center, and its cylinder body is connected with following center hinge plate, and the top of its piston rod is connected with top center hinge plate;
Described braking damping mechanism is between base and rotating disk and be sleeved on the outer ring of described bearing.
Above-mentioned lopping cable put bundle device, wherein, described braking damping mechanism comprise the brake wheel that is located at rotating disk bottom, the upper and lower floating ring, the center that are fixed on the base upper end be arranged on the floating ring symmetrically and be positioned at the brake wheel inner chamber a pair of brake shoe brake cheek, be mounted on outside the brake shoe brake cheek and retracing spring that brake cylinder that brake plate that its outside face is relative with the inner peripheral surface gap of brake wheel, two are end-to-end with two brake shoe brake cheek respectively and two are end-to-end with two brake shoe brake cheek respectively.
Above-mentioned lopping cable put bundle device, wherein, the described floating ring of going up is installed in down on the floating ring, bearing is installed in the centre hole of floating ring on described.
Above-mentioned lopping cable put bundle device, wherein, described bundle loosening bracket also comprises be articulated and connected respectively spacing strut on fagging and rotating disk of four two ends.
Above-mentioned lopping cable put bundle device, wherein, described bundle loosening bracket comprises that also one is sleeved on the suspension rod of center and the stop collar between two center hinge plate.
Above-mentioned lopping cable put bundle device, wherein, described bundle loosening bracket also comprises a compacting part, it comprises that a contact roller and that can be threaded with suspension rod top, center is positioned under the contact roller and can be along the trim ring of center suspension rod art skating.
Above-mentioned lopping cable put bundle device, wherein, described bearing is a self-aligning thrust roller bearing, it is to be fixed on nest supporting wheel in the bearing of rotating disk lower end by one.
Above-mentioned lopping cable put bundle device, wherein, described base is provided with and somely is arranged symmetrically in the collision mat of perimeter and is located at the support roller that is used for the support rotating disk on the collision mat.
Owing to adopted the bundle device of putting of lopping cable of the present utility model, be that rotating disk adopts the semi-flexible supporting mode, the centre of rotating disk adopts self-aligning thrust roller bearing to support, the rotating disk horizontal stable is to adopt to be aided with the collision mat of symmetric arrangement and to be located at the support roller that is used for the support rotating disk on the collision mat at the rotating disk periphery, can remove the machinework of major diameter plane rotary disc from, accuracy requirement when sinking support is installed can reduce greatly, makes it have more economy; Also reduce simultaneously requirement, make it have more practicality the workyard.The centre hole that the location of bundle loosening bracket utilizes bundle strand comes stretching bundle thigh along with putting the mobilizable fagging of regulating of bundle, thoroughly eliminates the bob phenomenon of falling of bundle circle, makes the bundle thigh remain proper alignment.Adopt the braking damping mechanism can avoid glancing impact rapidly, the pulsation hastening phenomenon that causes under the effect of putting the bundle tractive force makes the speed of putting Shu Suoxu synchronous with the actual speed of rotating disk, makes the bundle strand can be not loose.
Description of drawings
Provide the specific embodiment of the present utility model below in conjunction with accompanying drawing:
Fig. 1 is the structural representation of putting bundle device of the lopping cable of prior art;
Fig. 2 is the structural representation of putting bundle device of lopping cable of the present utility model;
Fig. 3 is the cutaway view of putting the braking damping mechanism in the bundle device of lopping cable of the present utility model;
Fig. 4 is the birds-eye view of putting the braking damping mechanism in the bundle device of lopping cable of the present utility model.
The specific embodiment
See also Fig. 2,3,4, lopping cable of the present utility model put bundle device, comprise base 1, rotating disk 2, bundle loosening bracket 3 and braking damping mechanism 4, wherein, central authorities on the base 1 are provided with one and protrude the bearing outside fix circle 10 of its upper surface, and base 1 upper surface also is provided with and somely is arranged symmetrically in the collision mat 11 of base 1 periphery and is located at the support roller 12 that is used for support rotating disk 2 on the collision mat 11.
The central authorities of rotating disk 2 are provided with a perforation 20, and this rotating disk 2 inserts the top of 21 bearing 22 pivotal support that support of this perforation 20 at base 1 by one.Bearing 22 is a self-aligning thrust roller bearing, and it is to be fixed on nest 23 supporting wheels 2 in the bearing of rotating disk 2 lower ends by one.
Bundle loosening bracket 3 comprises: a center suspension rod 30, four faggings 31, two center hinge plate 32, eight articulated brackets 33, a pulling jack 34, a stop collar 35, a compacting part 36 and four spacing struts 37.Wherein, the upper periphery wall of center suspension rod 30 is provided with screw thread 301 and its underpart is provided with positioning boss 302, and it is vertically mounted on the central authorities of rotating disk 2.The lower end of four faggings 31 is articulated and connected on the upper surface of rotating disk 2 for its circle center symmetrically with center suspension rod 30 respectively, and its lateral surface is an arcwall face.Radially be provided with relative with fagging 31 on the periphery wall of two center hinge plate 32 and four couple symmetry contains respectively that fork-shaped is inserted the seat portion of arm and insert on the arm at two relative fork-shapeds of each one and to have mounting hole, they are relative up and down and be adjacent to be sleeved on the center suspension rod 30 and also can do relative moving up and down along center suspension rod 30.The two ends of eight articulated brackets 33 are articulated and connected respectively and reach the middle and upper part of four faggings 31 in the seat portions of two center hinge plate, 32 periphery walls.Pulling jack 34 is sleeved on the center suspension rod 30, and its cylinder body is connected with following center hinge plate 32, and the top of its piston rod is connected with top center hinge plate 32.Stop collar 35 is sleeved on the center suspension rod 30 and between two center hinge plate 32.Compacting part 36 comprises that one can be positioned under the contact roller 361 with center suspension rod 30 top screw threads, 301 bonded assembly contact rollers 361 and one and can be along the trim ring 362 of center suspension rod 30 art skatings.The two ends of every spacing strut 37 are articulated and connected respectively on fagging 31 and rotating disk 2.
Braking damping mechanism 4 is between base 1 and rotating disk 2 and be sleeved on the outer ring of bearing 22, it comprise the brake wheel 40 that is located at rotating disk 2 bottoms, the upper and lower floating ring 41,42, the center that are fixed on base 1 upper end be arranged on the floating ring 41 symmetrically and be positioned at brake wheel 40 inner chambers a pair of brake shoe brake cheek 43, be mounted on the retracing spring 46 that brake cylinder 45 that brake shoe brake cheek 43 outsides and its outside face brake plate relative with the inner peripheral surface gap of brake wheel 40 44, two be end-to-end with two brake shoe brake cheek 43 respectively and two are end-to-end with two brake shoe brake cheek 43 respectively.Wherein go up floating ring 41 and be installed in down on the floating ring 42, bearing 22 is installed in the centre hole of last floating ring 41.
The principle of work of putting bundle device of lopping cable of the present utility model is: the cable of coiling lopping is winched on the rotating disk 2 of this device, it is outer and uphold the outer through the usefulness as the location of reel to be sleeved on the reel that constitutes with center suspension rod 30 and four faggings 31, and it is not loose to adopt compacting part 36 to compress with assurance lopping cable again.The power that reel is upheld comes from the pulling jack 34 in the device, pass to fagging 31 by articulated bracket 33, fagging tightly props up the inner ring of tree circle, put bundle by the winch traction behind the termination of ejected beam circle, owing to be passive pulling, Shu Sudu is put in the brake control of using winch when putting bundle, along with putting Shu Jinhang, it is outer through upholding to regulate reel, and reel stretching bundle thigh finishes until putting bundle.When stopping to put bundle, because effect of inertia, rotating disk also can be rotated further, and can make bundle circle pine disorderly.Normally putting bundle again, because the centroid position of bundle thigh can not fit like a glove with center of gyration, under the effect of putting the bundle tractive force, cause the pulsation hastening phenomenon, make the speed of putting Shu Suoxu asynchronous with the actual speed of rotating disk, strand also can produce loose, and at this moment, the interaction energy of braking damping mechanism is eliminated these phenomenons.When stopping rapidly putting bundle, brake cylinder 45 actions make brake shoe brake cheek 43 with the centrifugal direction motion, and brake plate 44 contacts the back and produces friction with brake wheel 40, make the brake wheel 40 that is installed under the rotating disk 2 drive rotating disk 2 and stop operating.
Those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the utility model, and be not to be used as qualification of the present utility model, the utility model can also change and more mode, as long as in connotation scope of the present utility model, all will drop in claims scope of the present utility model variation, the modification of the above embodiment.
Claims (8)
- A lopping cable put bundle device, comprise base, rotating disk, bundle loosening bracket and braking damping mechanism, it is characterized in that,Central authorities on the described base are provided with one and protrude the bearing outside fix circle of its upper surface;The central authorities of described rotating disk are provided with a perforation, and this rotating disk inserts the top of the bearing pivotal support of the axle bearing of boring a hole at base by one;Described bundle loosening bracket comprises:One center suspension rod, its upper periphery wall is provided with screw thread and its underpart is provided with positioning boss, and it is vertically mounted on the central authorities of rotating disk;Four faggings, their lower end are articulated and connected on the upper surface of rotating disk for its circle center symmetrically with the center suspension rod respectively, and its lateral surface is an arcwall face;Two center hinge plate, be provided with radially on their periphery wall that four couple relative with fagging and symmetry contains respectively that fork-shaped is inserted the seat portion of arm and insert on the arm at two relative fork-shapeds of each one and have mounting hole, they are relative up and down and be adjacent to be sleeved on the suspension rod of center and also can do relative moving up and down along the center suspension rod;Eight articulated brackets, their two ends are articulated and connected respectively and reach the middle and upper part of four faggings in the seat portions of two center hinge plate periphery walls;One pulling jack, it is sleeved on the suspension rod of center, and its cylinder body is connected with following center hinge plate, and the top of its piston rod is connected with top center hinge plate;Described braking damping mechanism is between base and rotating disk and be sleeved on the outer ring of described bearing.
- 2. lopping cable according to claim 1 put bundle device, it is characterized in that, described braking damping mechanism comprise the brake wheel that is located at rotating disk bottom, the upper and lower floating ring, the center that are fixed on the base upper end be arranged on the floating ring symmetrically and be positioned at the brake wheel inner chamber a pair of brake shoe brake cheek, be mounted on outside the brake shoe brake cheek and retracing spring that brake cylinder that brake plate that its outside face is relative with the inner peripheral surface gap of brake wheel, two are end-to-end with two brake shoe brake cheek respectively and two are end-to-end with two brake shoe brake cheek respectively.
- 3. lopping cable according to claim 2 put bundle device, it is characterized in that the described floating ring of going up is installed in down on the floating ring, bearing is installed in the centre hole of floating ring on described.
- 4. lopping cable according to claim 1 put bundle device, it is characterized in that described bundle loosening bracket also comprises be articulated and connected respectively spacing strut on fagging and rotating disk of four two ends.
- 5. lopping cable according to claim 1 put bundle device, it is characterized in that described bundle loosening bracket comprises that also one is sleeved on the suspension rod of center and the stop collar between two center hinge plate.
- 6. lopping cable according to claim 1 put bundle device, it is characterized in that, described bundle loosening bracket also comprises a compacting part, and it comprises that a contact roller and that can be threaded with suspension rod top, center is positioned under the contact roller and can be along the trim ring of center suspension rod art skating.
- 7. lopping cable according to claim 1 put bundle device, it is characterized in that described bearing is a self-aligning thrust roller bearing, it is to be fixed on nest supporting wheel in the bearing of rotating disk lower end by one.
- 8. lopping cable according to claim 1 put bundle device, it is characterized in that described base is provided with and somely is arranged symmetrically in the collision mat of perimeter and is located at the support roller that is used for the support rotating disk on the collision mat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200712054U CN201049853Y (en) | 2007-06-15 | 2007-06-15 | Unbinding device for coiled cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200712054U CN201049853Y (en) | 2007-06-15 | 2007-06-15 | Unbinding device for coiled cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201049853Y true CN201049853Y (en) | 2008-04-23 |
Family
ID=39336335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200712054U Expired - Lifetime CN201049853Y (en) | 2007-06-15 | 2007-06-15 | Unbinding device for coiled cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201049853Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012079251A1 (en) * | 2010-12-17 | 2012-06-21 | 上海浦江缆索股份有限公司 | Method for horizontal winding and horizontal unwinding parallel stell stranded wire |
| CN103342263A (en) * | 2013-07-25 | 2013-10-09 | 中铁十三局集团第四工程有限公司 | Cable unwinding reel for suspension bridge |
| CN103388339A (en) * | 2012-05-07 | 2013-11-13 | 中铁十局集团第五工程有限公司 | Lowering device for jacking sleeve case |
| CN104163357A (en) * | 2014-07-22 | 2014-11-26 | 中铁四局集团有限公司 | Cable-expanding disc for cable-stayed bridge |
| CN104386528A (en) * | 2014-11-12 | 2015-03-04 | 芜湖市民泰铜业有限责任公司 | High-carrying-load adjustable pay-off rack |
| CN105417268A (en) * | 2015-12-02 | 2016-03-23 | 贵州钢绳股份有限公司 | Large-diameter steel strand paying-off method and device |
| CN108238487A (en) * | 2017-05-23 | 2018-07-03 | 德阳云路科技有限公司 | Manual adjustable rewinding machine |
| CN108238509A (en) * | 2017-05-23 | 2018-07-03 | 德阳云路科技有限公司 | Automatic adjustable rewinding machine |
| CN109850684A (en) * | 2018-12-28 | 2019-06-07 | 国网山东省电力公司兰陵县供电公司 | A kind of multi-functional paying out machine |
| CN110510449A (en) * | 2019-08-16 | 2019-11-29 | 江苏法尔胜缆索有限公司 | Bridge cable steel wire draw drum |
-
2007
- 2007-06-15 CN CNU2007200712054U patent/CN201049853Y/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012079251A1 (en) * | 2010-12-17 | 2012-06-21 | 上海浦江缆索股份有限公司 | Method for horizontal winding and horizontal unwinding parallel stell stranded wire |
| CN103388339A (en) * | 2012-05-07 | 2013-11-13 | 中铁十局集团第五工程有限公司 | Lowering device for jacking sleeve case |
| CN103342263A (en) * | 2013-07-25 | 2013-10-09 | 中铁十三局集团第四工程有限公司 | Cable unwinding reel for suspension bridge |
| CN103342263B (en) * | 2013-07-25 | 2015-07-01 | 中铁建大桥工程局集团第四工程有限公司 | Cable unwinding reel for suspension bridge |
| CN104163357A (en) * | 2014-07-22 | 2014-11-26 | 中铁四局集团有限公司 | Cable-expanding disc for cable-stayed bridge |
| CN104386528A (en) * | 2014-11-12 | 2015-03-04 | 芜湖市民泰铜业有限责任公司 | High-carrying-load adjustable pay-off rack |
| CN104386528B (en) * | 2014-11-12 | 2017-02-15 | 青岛橡胶谷知识产权有限公司 | High-carrying-load adjustable pay-off rack |
| CN105417268A (en) * | 2015-12-02 | 2016-03-23 | 贵州钢绳股份有限公司 | Large-diameter steel strand paying-off method and device |
| CN108238487A (en) * | 2017-05-23 | 2018-07-03 | 德阳云路科技有限公司 | Manual adjustable rewinding machine |
| CN108238509A (en) * | 2017-05-23 | 2018-07-03 | 德阳云路科技有限公司 | Automatic adjustable rewinding machine |
| CN109850684A (en) * | 2018-12-28 | 2019-06-07 | 国网山东省电力公司兰陵县供电公司 | A kind of multi-functional paying out machine |
| CN110510449A (en) * | 2019-08-16 | 2019-11-29 | 江苏法尔胜缆索有限公司 | Bridge cable steel wire draw drum |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: PUJIANG CABLE ROPE CO., LTD., SHANGHAI; PATENTEE Free format text: FORMER OWNER: PUJIANG CABLE ROPE CO., LTD., SHANGHAI Effective date: 20081107 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20081107 Address after: No. 832, flower road, Pudong New Area, Shanghai, China: 201204 Co-patentee after: Zhejiang Pujiang Cable Co., Ltd. Patentee after: Shanghai Pujiang cable Limited by Share Ltd Address before: No. 832, flower road, Pudong New Area, Shanghai, China: 201204 Patentee before: Pujiang Cable Rope Co., Ltd., Shanghai |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080423 |
|
| CX01 | Expiry of patent term |