CN204002157U - A kind of special purpose vehicle hatch door link lock - Google Patents
A kind of special purpose vehicle hatch door link lock Download PDFInfo
- Publication number
- CN204002157U CN204002157U CN201420252462.8U CN201420252462U CN204002157U CN 204002157 U CN204002157 U CN 204002157U CN 201420252462 U CN201420252462 U CN 201420252462U CN 204002157 U CN204002157 U CN 204002157U
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- lock
- square opening
- locking bar
- shaft
- slotted eye
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- 244000287353 Crassocephalum crepidioides Species 0.000 claims description 3
- 206010016322 Feeling abnormal Diseases 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
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- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- HDDSHPAODJUKPD-UHFFFAOYSA-N fenbendazole Chemical compound C1=C2NC(NC(=O)OC)=NC2=CC=C1SC1=CC=CC=C1 HDDSHPAODJUKPD-UHFFFAOYSA-N 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Lock And Its Accessories (AREA)
Abstract
The utility model provides a kind of special purpose vehicle hatch door link lock, locking bar comprises the upper and lower locking bar through hatch door body upper and lower frames, upper and lower fairlead is respectively locking bar and lower locking bar guiding, hinged with the dead bolt of square opening lock body respectively by the other end of the hinged upper and lower strut of upper lower bearing pin and upper and lower locking bar; Square opening lock body comprises lock tube, square opening lock shaft, dead bolt, and lock tube has cylinder cavity, and square opening lock shaft is placed in lock tube cylinder cavity, and dead bolt is inserted in by square opening lock shaft tail end, presses close to lock tube tail end, and dead bolt is fixed on square opening lock shaft by straight pin; On the cylinder cavity of lock tube, there is station self-locking slotted eye, square opening lock shaft exposed junction arranges square opening, self-lock pin, spring and cylinder pad are installed in square opening lock shaft endoporus successively, on self-lock pin, there is shotpin, the oval slotted eye that shotpin motion is set on square opening lock shaft is corresponding with two long slot bores of the station self-locking slotted eye of lock tube, and shotpin is stretched out by oval slotted eye and station self-locking slotted eye; Dead bolt comprises jointed shaft, bolt plate, and jointed shaft is welded in bolt plate by circular hole.
Description
Technical field
The utility model relates to a kind of special purpose vehicle hatch door link lock, belongs to hatch door lock technology field, is mainly used in the locking of opened door (or lid) outside special purpose vehicle, is also applicable to cabinet that sealing and fastening strength are had relatively high expectations and the locking of cabinet door.
Background technology
In recent years, along with the development of special purpose vehicle dedicated bay body design and manufacturing technology, various informative door lock and derivative door lock and link lock are widely used in various types of vehicles.The body of shipping on Off-road vehicle is had relatively high expectations to country compliance, sealing and fastening strength and the dependability of door lock, and general-utility car lock, safe-guard door lock and cabinet, machinery cabinet lock are difficult to be competent at.
General Military Shelter link lock intensity, rigidity, sealing etc. can adapt to the adverse circumstances such as cross-country, therefore special purpose vehicle particularly in military vehicle shelter field application comparatively extensive.But its lock body and connecting rod are loaded on hatch door inner side outward, in it, outside is all with co-acting lever, locking bar to be fixed on inside hatch door on doorframe, in hatch door gauge direction, take up room greatly, a whole set of link lock quality is heavier, and both sides co-acting lever exposes projection, has taken installation space.Nervous for bulk, hatch door thickness has size restrictions, and weight requires light, and the hatch door that only needs outside to open is inapplicable.
The higher general square key lid lock of common a kind of reliability in the hatch door (or lid) of opening in special purpose vehicle outside in addition, but also there is following drawback in this lock:
A) for larger-size hatch door or lid, need to be locked into row locking with many handles, in the higher occasion of vehicle body, need to adopt ladder to ascend a height to open and locking hatch door, unlatching and locking are loaded down with trivial details, have extended vehicle and have launched and remove between the time receiving;
B) dead bolt, without auto-lock function, need to carry out limitation locking with block, also needs to adopt adjusting pad adjustment during installation.
Also there is function singleness in the door lock of existing other type and derivative door lock, difficult meet that cross-country ability is strong, good seal performance, the requirement that lightweight, appearance and size is little, easy to use, reliability is high simultaneously.
Summary of the invention
The purpose of this utility model be to provide a kind ofly there is auto-lock function, meet cross-country working condition requirement, sealing fastening strength is high, compact conformation, lightweight, special purpose vehicle hatch door link lock that connecting rod is set on dead bolt.
The technical solution of the utility model: a kind of special purpose vehicle hatch door link lock of the present utility model comprises locking bar, fairlead, the connecting rod being connected with locking bar by bearing pin, square opening lock body, square toes key, described locking bar comprises through the upper locking bar of hatch door body upper and lower frames, lower locking bar, upper and lower fairlead is respectively locking bar and lower locking bar guiding, hinged with the dead bolt of square opening lock body respectively by the other end of the hinged upper and lower strut of upper lower bearing pin and upper and lower locking bar, described square opening lock body comprises lock tube, square opening lock shaft, dead bolt, and lock tube has cylinder cavity, and square opening lock shaft is placed in lock tube cylinder cavity, and dead bolt is inserted in by square opening lock shaft tail end, presses close to lock tube tail end, and dead bolt is fixed on square opening lock shaft by straight pin, on the cylinder cavity of lock tube, there is station self-locking slotted eye, the outer end of cylinder cavity is flange, station self-locking slotted eye is by circumferentially forming at a distance of two axial long slot bores of 90 ° and the circumferential annulus slotted eye of two axial long slot bore bottom connections on cylinder, described square opening lock shaft exposed junction arranges square opening, in square opening lock shaft endoporus, self-lock pin is installed successively, spring and cylinder pad, on self-lock pin, there is vertical with it shotpin, the oval slotted eye of shotpin motion is set on square opening lock shaft, oval slotted eye is corresponding with two axial long slot bores of the station self-locking slotted eye of lock tube, shotpin is stretched out by oval slotted eye and station self-locking slotted eye, described dead bolt comprises jointed shaft, bolt plate, and bolt plate Leading end chamfer is useful on the circular hole that jointed shaft is installed in bolt plate, and jointed shaft is welded in bolt plate by circular hole.
Described cylinder pad is installed between spring and straight pin.
Described shotpin by with the thick head of self-lock pin on hole interference fit after be connected as a single entity, on the thick caster bed of self-lock pin rank, have sealing mat for the waterproof at self-lock pin place.
There is flange head described square opening lock shaft outer end, and flange head inner side has closure gasket groove, O RunddichtringO to be placed in the interior waterproof for gap between square opening lock shaft and lock tube of closure gasket groove.
Described square toes key profile is L shaped, and tapered end end is square, rotation release or locking after tapered end coordinates with the square opening of square opening lock shaft.
Advantage of the present utility model is mainly manifested in the following aspects:
1) double self-locking, auto-lock function is strong: the auto-lock function that the utlity model has two stations of opening and closing.By shotpin and self-lock pin, realize spacing locking, the unlatching station place that during unlatching, shotpin is positioned at the station self-locking grooves of lock tube realizes self-locking, its self-locking can all be shunk locking bar, dead bolt in hatch door, prevent the upper and lower play of the locking bar bulkhead of damaging, and avoided locking bar, dead bolt to stretch out the harm that may cause personal safety.The station place that closes that while closing, shotpin is positioned at the station self-locking grooves of lock tube realizes locking, can effectively prevent that lock shaft, dead bolt from rotating.The maximum rotational displacement that after self-locking, shotpin is hit is 0.5mm only, can effectively reduce the play of locking bar, needs to rely on the release of square key ability.
2) volume is little, lightweight, inner side Hide All: the utility model link lock be take common square key lid lock and carried out adaptation as basis and derive linkage, make square opening lock body and linkage all be controlled at hatch door inside, make hatch door thickness attenuate greatly, link lock at hatch door inside panel without any projection, smooth attractive in appearance inside when hatch door is opened.Eliminated the drawback that general Military Shelter link lock hatch door inner bulge exposes, takies installation space.This body weight of square opening link lock only has approximately 1/3 of general Military Shelter link lock, and gross weight only has 1/2~1/3 of general Military Shelter link lock.
3) 3 lockings, sealing reliability is high, and environmental suitability is strong.The utility model link lock has been inherited common square key lid lock dead bolt and has been difficult for the feature of rocking, sealing reliability is high, environmental suitability is strong, can adapt to severe cross-country operating mode.Dead bolt, 3 lockings of locking bar, coordinate door and window lid vertical seal mode, possesses good rain proof certify flag energy and dust seal performance.
4) carry-over moment is large.The fit dimension at the transmission positions such as the connecting rod of the utility model link lock, locking bar is optimized design, improves quality of fit, reduces to transmit resistance and play.Dead bolt has antirust and good anti-wear performance.Key, for self-control Special square key, adopts round steel bending, handle good rigidly, and the arm of force is long, and carry-over moment is large, opens and closes flexibly and easily, is difficult for stuck inefficacy.
Accompanying drawing explanation
Fig. 1, Fig. 2 are the utility model link lock scheme of installation (removing inside lock cover plate) on hatch door.
Fig. 3 is the utility model link lock general structure schematic diagram.
Fig. 4 is the exploded view of square opening lock body.
Fig. 5 is square opening lock body structure sectional view.
Fig. 6 is square toes key schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1~Fig. 6 is an embodiment of the present utility model: a kind of special purpose vehicle hatch door link lock of the present utility model comprises locking bar, fairlead, the connecting rod being connected with locking bar by bearing pin, square opening lock body, square toes key, described locking bar comprises the upper locking bar 1a through hatch door body upper and lower frames, lower locking bar 1b, upper and lower fairlead 2a, 2b are respectively locking bar 1a and lower locking bar 1b guiding, hinged with the dead bolt 5c of square opening lock body respectively by the other end of upper lower bearing pin 3a, 3b and locking bar 1a, 1b up and down hinged upper and lower strut 4a, 4b; Described square opening lock body 5 comprises lock tube 5a, square opening lock shaft 5b, dead bolt 5c, lock tube 5a has cylinder cavity, square opening lock shaft 5b is placed in the cylinder cavity of lock tube 5a, dead bolt 5c is inserted in by square opening lock shaft 5b tail end, press close to lock tube 5a tail end, dead bolt 5c is fixed on square opening lock shaft 5b by straight pin 5i; On lock tube 5a cylinder cavity, have station self-locking slotted eye 5a1, the outer end of cylinder cavity is flange 5a2, for installing and be connected with door-plate outside hatch door.
Station self-locking slotted eye 5a1 is by circumferentially forming at a distance of two axial long slot bores of 90 ° and the circumferential annulus slotted eye of two axial long slot bore bottom connections on cylinder, described square opening lock shaft 5b exposed junction arranges square opening 5b1 (square opening of 10mm * 10mm), in square opening lock shaft 5b endoporus, self-lock pin 5e is installed successively, spring 5h and cylinder pad 5j, on self-lock pin 5e, there is with it vertical shotpin 5g, the oval slotted eye 5b2 of shotpin 5g motion is set on square opening lock shaft 5b, oval slotted eye 5b2 is corresponding with two axial long slot bores of the station self-locking slotted eye 5a1 of lock tube 5a, shotpin 5g is stretched out by oval slotted eye 5b2 and station self-locking slotted eye 5a1, shotpin 5g can move up and down in the oval slotted eye 5b2 of square opening lock shaft 5b, the auto-lock function with two stations of opening and closing, described square opening lock body 5 is to realize self-locking by shotpin 5g and self-lock pin 5e, and 3 lockable mechanisms of connecting rod 4 are set on dead bolt 5c.
Described cylinder pad 5j is installed between spring 5h and straight pin 5i.
Described shotpin 5g by with the thick head of self-lock pin 5e on hole interference fit after be connected as a single entity, on the thick caster bed of self-lock pin 5e rank, have sealing mat 5d for the waterproof at self-lock pin 5e place.
There is flange head described square opening lock shaft 5b outer end as seam, and flange head inner side has closure gasket groove, O RunddichtringO 5f to be placed in the interior waterproof for gap between square opening lock shaft 5b and lock tube 5a of closure gasket groove.
Described square toes key 6 profiles are " L " shape, and tapered end end is square, rotation release or locking after tapered end coordinates with the square opening 5b1 of square opening lock shaft 5b.The square of tapered end end is the square pole tapered end 6a of 10mm * 10mm, rotation release or locking after tapered end 6a coordinates with the square opening 5b1 of square opening lock shaft 5b.
Described upper locking bar 1a, lower locking bar 1b lay respectively at the upper and lower limit of hatch door body, and through hatch door body upper and lower frames.The material of locking bar is round steel, and its cross section is circular.When link lock is locked, upper locking bar 1a, lower locking bar 1b insert the upper and lower frames of cabin body mouth frame outward at hatch door, when link lock is opened, be retracted in hatch door body and locate.Upper locking bar 1a, lower locking bar 1b end arrange chamfering, and rounding, are convenient to insert in the copper sheathing of cabin body mouth frame.
The described 2a of fairlead up and down, 2b is arranged on respectively on hatch door door-plate medial surface, and its form of structure is square-outside and round-inside.Above-mentioned upper locking bar 1a, lower locking bar 1b pass respectively the circular hole of upper and lower fairlead 2a, 2b, and at circular hole outer periphery rounding, inwall is coated with lubricating grease, are convenient to the flexible of upper and lower locking bar 1a, 1b.
Described upper lower bearing pin 3a, 3b are used for connecting upper and lower locking bar 1a, 1b and upper and lower strut 4a, 4b.Pad and cottor pin are installed by upper lower bearing pin 3a, place, 3b hole.
Described upper and lower strut 4a, 4b adopts steel plate to process, and external surface is zinc-plated, and its one end is hinged by upper lower bearing pin 3a, 3b and upper locking bar 1a, lower locking bar 1b, and the other end is hinged by the bearing pin 5c1 and the dead bolt 5c that carry on square opening lock body 5.And on bearing pin 5c1,5c2 on square opening lock body 5, pad and cottor pin are installed.
Described square opening lock body 5 adopts general square toes key lid lock derivative, has the auto-lock function of two stations of opening and closing.Be to realize self-locking by shotpin 5g and self-lock pin 5e, and 3 lockable mechanisms of connecting rod are set on dead bolt 5c.
The dead bolt 5c of described square opening lock body 5 comprises jointed shaft 5c1,5c2 and bolt plate 5c3, jointed shaft 5c1,5c2 and bolt plate 5c3 adopt stainless steel manufacture, there is antirust and good anti-wear performance, on bolt plate 5c3, be useful on the circular hole that jointed shaft 5c1,5c2 are installed, jointed shaft 5c1,5c2 are welded on bolt plate 5c3 by circular hole, bolt plate 5c3 Leading end chamfer, is easy in the stainless steel lock tube of precession hatch door side.
The outer end of lock tube 5a cylinder cavity is that flange 5a2 installs and is connected with door-plate outside hatch door.Link lock inner side is hidden in hatch door completely, without any projection.
Operating principle is as follows: after first coordinating with the tapered end 6a of square toes key 6 and the square opening 5b1 of square opening lock shaft 5b, press self-lock pin 5e, self-lock pin 5e moves along square opening lock shaft 5b endoporus, spring 5h compression, shotpin 5g closes station while moving to the circumferential annulus slotted eye of station self-locking slotted eye 5a1 bottom from station self-locking slotted eye 5a1, rotation square toes key 6, shotpin 5g rotation in the station self-locking slotted eye 5a1 bottom of lock tube 5a, drive square opening lock shaft 5b rotation, dead bolt 5c is with square opening lock shaft 5b half-twist, realize dead bolt 5c and drive upper and lower strut 4a, 4b and upper locking bar 1a, lower locking bar 1b interlock is retracted, spring 5h discharges, shotpin 5g is to the unlatching station place of station self-locking slotted eye 5a1, reach purpose of opening.In like manner, reversion realizes locking.By the rotation that rotarily drives upper and lower strut 4a, 4b of dead bolt 5c and the interlock of upper and lower locking bar 1a, 1b, realize unlatching and the locking at upper and lower locking bar 1a, 1b place.
Special purpose vehicle hatch door link lock of the present utility model inner side is hidden in hatch door completely, without any projection, the auto-lock function with two stations of opening and closing, be mainly used in the locking of opened door (or lid) outside special purpose vehicle, be also suitable for cabinet that sealing and fastening strength are had relatively high expectations and the locking of cabinet door.
Claims (5)
1. a special purpose vehicle hatch door link lock, comprise locking bar, fairlead, the connecting rod being connected with locking bar by bearing pin, square opening lock body, square toes key, it is characterized in that: described locking bar comprises through the upper locking bar (1a) of hatch door body upper and lower frames, lower locking bar (1b), upper and lower fairlead (2a, 2b) is respectively locking bar (1a) and lower locking bar (1b) guiding, hinged with the dead bolt (5c) of square opening lock body respectively by the other end of the hinged upper and lower strut (4a, 4b) of upper lower bearing pin (3a, 3b) and upper and lower locking bar (1a, 1b), described square opening lock body (5) comprises lock tube (5a), square opening lock shaft (5b), dead bolt (5c), lock tube (5a) has cylinder cavity, square opening lock shaft (5b) is placed in lock tube (5a) cylinder cavity, dead bolt (5c) is inserted in by square opening lock shaft (5b) tail end, press close to lock tube (5a) tail end, dead bolt (5c) is fixed on square opening lock shaft (5b) by straight pin (5i), on the cylinder cavity of lock tube (5a), there is station self-locking slotted eye (5a1), the outer end of cylinder cavity is flange (5a2), station self-locking slotted eye (5a1) is by circumferentially forming at a distance of two axial long slot bores of 90 ° and the circumferential annulus slotted eye of two axial long slot bore bottom connections on cylinder, described square opening lock shaft (5b) exposed junction arranges square opening (5b1), in square opening lock shaft (5b) endoporus, self-lock pin (5e) is installed successively, spring (5h) and cylinder pad (5j), on self-lock pin (5e), there is vertical with it shotpin (5g), the oval slotted eye (5b2) of shotpin (5g) motion is set on square opening lock shaft (5b), oval slotted eye (5b2) is corresponding with two axial long slot bores of the station self-locking slotted eye (5a1) of lock tube (5a), shotpin (5g) is stretched out by oval slotted eye (5b2) and station self-locking slotted eye (5a1), described dead bolt (5c) comprises jointed shaft (5c1,5c2), bolt plate (5c3), bolt plate (5c3) Leading end chamfer, in bolt plate (5c3), be useful on the circular hole that jointed shaft (5c1,5c2) is installed, jointed shaft (5c1,5c2) is welded in bolt plate (5c3) by circular hole.
2. special purpose vehicle hatch door link lock according to claim 1, is characterized in that: described cylinder pad (5j) is installed between spring (5h) and straight pin (5i).
3. special purpose vehicle hatch door link lock according to claim 1 and 2, it is characterized in that: described shotpin (5g) by with the thick head of self-lock pin (5e) on hole interference fit after be connected as a single entity, the waterproof that has sealing mat (5d) to locate for self-lock pin (5e) on the thick caster bed of self-lock pin (5e) rank.
4. special purpose vehicle hatch door link lock according to claim 1 and 2, it is characterized in that: there is flange head square opening lock shaft (5b) outer end, flange head inner side has closure gasket groove, O RunddichtringO (5f) to be placed in the interior waterproof for gap between square opening lock shaft (5b) and lock tube (5a) of closure gasket groove.
5. special purpose vehicle hatch door link lock according to claim 1 and 2, is characterized in that: square toes key (6) profile is L shaped, and tapered end end is square, rotation release or locking after tapered end coordinates with the square opening (5b1) of square opening lock shaft (5b).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420252462.8U CN204002157U (en) | 2014-05-16 | 2014-05-16 | A kind of special purpose vehicle hatch door link lock |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201420252462.8U CN204002157U (en) | 2014-05-16 | 2014-05-16 | A kind of special purpose vehicle hatch door link lock |
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CN204002157U true CN204002157U (en) | 2014-12-10 |
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CN201420252462.8U Expired - Lifetime CN204002157U (en) | 2014-05-16 | 2014-05-16 | A kind of special purpose vehicle hatch door link lock |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104612495A (en) * | 2014-12-16 | 2015-05-13 | 芜湖金牛电气股份有限公司 | Ring main unit lock and working method thereof |
CN107905648A (en) * | 2017-11-02 | 2018-04-13 | 贵州航天特种车有限责任公司 | A kind of door lock for special vehicle shelter |
TWI656271B (en) * | 2018-07-12 | 2019-04-11 | 聯安食品機械工業有限公司 | A door lock device |
CN112922460A (en) * | 2021-02-02 | 2021-06-08 | 湖北三江航天万峰科技发展有限公司 | Large cabin body cabin door lock structure |
CN113180439A (en) * | 2021-05-24 | 2021-07-30 | 王俊峰 | Floated dinner plate that prevents spilling |
WO2024055500A1 (en) * | 2022-09-16 | 2024-03-21 | 玉环天润航空机械制造有限公司 | Helicopter sliding cabin door |
-
2014
- 2014-05-16 CN CN201420252462.8U patent/CN204002157U/en not_active Expired - Lifetime
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104612495A (en) * | 2014-12-16 | 2015-05-13 | 芜湖金牛电气股份有限公司 | Ring main unit lock and working method thereof |
CN107905648A (en) * | 2017-11-02 | 2018-04-13 | 贵州航天特种车有限责任公司 | A kind of door lock for special vehicle shelter |
TWI656271B (en) * | 2018-07-12 | 2019-04-11 | 聯安食品機械工業有限公司 | A door lock device |
CN112922460A (en) * | 2021-02-02 | 2021-06-08 | 湖北三江航天万峰科技发展有限公司 | Large cabin body cabin door lock structure |
CN113180439A (en) * | 2021-05-24 | 2021-07-30 | 王俊峰 | Floated dinner plate that prevents spilling |
WO2024055500A1 (en) * | 2022-09-16 | 2024-03-21 | 玉环天润航空机械制造有限公司 | Helicopter sliding cabin door |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20141210 |
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CX01 | Expiry of patent term |