CN201598894U - Transversely-buckling password padlock - Google Patents
Transversely-buckling password padlock Download PDFInfo
- Publication number
- CN201598894U CN201598894U CN2009201931109U CN200920193110U CN201598894U CN 201598894 U CN201598894 U CN 201598894U CN 2009201931109 U CN2009201931109 U CN 2009201931109U CN 200920193110 U CN200920193110 U CN 200920193110U CN 201598894 U CN201598894 U CN 201598894U
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- lockhole
- lock
- vertical
- locking bar
- rod hole
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Abstract
The utility model relates to a transversely-buckling password padlock, which includes a lock casing with a first longitudinal rod hole and a second longitudinal rod hole, and a U-shaped locking rod with a long rod and a short rod. A horizontal lock hole and a longitudinal lock hole are formed in the lock casing; the horizontal lock hole is communicated with the second longitudinal rod hole; and the top of the longitudinal lock hole is communicated with the middle of the horizontal lock hole. A first spring, a horizontal lock rod and a first locking steel ball are arranged in the horizontal lock hole from left to right; a longitudinal lock rod capable of vertically sliding relative to the longitudinal direction of the longitudinal lock hole is inserted in the longitudinal lock hole; and a clamping groove with an a section support arc is formed on a side wall of the short rod and clamped with the first locking steel ball. The password padlock has the advantages as follows: since the short rod of the U-shaped lock rod can not be drawn out of the second rod hole forcibly, the safety is better.
Description
Technical field
The utility model relates to a kind of padlock, especially a kind of cipher hang lock.
Background technology
Existing cipher hang lock generally comprises the lock housing with the first bar hole and second bar hole and has stock and the quarter butt and the locking bar that takes the shape of the letter U, wherein stock is spacing rotationally also can move up and down in the relative first bar hole in the first bar hole, the first bar hole inner bottom part is provided with a spring that upwards holds stock, and being provided with in the first bar hole of lock housing by pulling out changes digit wheel with the stock snap close or the coded lock device of triping; During locking, with locking bar press down make stock and quarter butt respectively vertical the entering in the first bar hole and the second bar hole of correspondence locked by coded lock device; During release, rotate digit wheel and make coded lock device remove locking stock, U-shape sword iron just can be under the effect of spring bullet on the whole, the quarter butt of locking bar breaks away from the restriction of first lock housing and release.
As a patent No. is a kind ofly the Chinese utility model patent " cipher hang lock " of ZL200520102057.9 (notification number is CN2804305Y) has disclosed to collect the padlock that coded lock and key lock in one, comprise a lock body and a locking bar, this locking bar roughly is the U type, it includes a quarter butt and a stock, quarter butt is located on the position corresponding to the first bar hole of lock body one side, and is provided with this quarter butt to be locked or remove with a key in the first bar hole of lock body this quarter butt is locked key lock apparatus to unblank; But the stock padlock is gone into lock body in addition in the second bar hole of side, and is provided with in the second bar hole of lock body by pulling out and changes digit wheel with the stock snap close or the coded lock device of triping.
Because the coded lock device of existing password padlock is the stock that is used to lock U-shape sword iron, because the design defect of coded lock device, the displacement of stock in first lockhole is relevant with the thickness of cipher wheel, the distance that stock moves is less than the thickness of cipher wheel, the integrated cost factor, the thickness of general cipher wheel is all thinner, the lock housing whole height is reduced, the economical with materials cost, and the displacement of quarter butt is identical with stock, just because of previous reasons, it is generally more shallow that the quarter butt of the U-shape sword iron in the cipher hang lock inserts the degree of depth of second lockhole, just lock depth as shallow, be at cipher hang lock under the state of locking, the lawless person holds the partly firmly drawing of U-shaped that exposes outside the padlock locking bar, extracts locking bar easily, make quarter butt (yet being movable end) in the locking bar break away from the restriction of second lock housing and force to unblank, therefore traditional cipher hang lock safety is not high.
In sum, the structure of existing password padlock also can be improved further.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of quarter butt locking degree of depth dark transversal-bolt coded padlock at above-mentioned prior art present situation, and it has the good advantage of safety.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: a kind of transversal-bolt coded padlock, comprise lock housing with the first longitudinal rod hole and second longitudinal rod hole, and has a U-shape sword iron of stock and quarter butt, movable plug-in mounting of described stock and longitudinal spacing are in the first longitudinal rod hole, and described quarter butt can insert in the second longitudinal rod hole; It is characterized in that: also have horizontal lockhole and vertical lockhole in the described lock housing, wherein, laterally lockhole is communicated with the second longitudinal rod hole, and vertically the top of lockhole is communicated with the middle part of horizontal lockhole; Be provided with first spring, horizontal locking bar and the first locking steel ball in the described horizontal lockhole from left to right successively, described horizontal locking bar can laterally move and promote the first locking steel ball relative to horizontal lockhole, described first spring applies the elastic force of level so that the first locking steel ball retaining part exposes outside horizontal lockhole and enters the second longitudinal rod hole to horizontal locking bar, laterally has the curved annular slot in cross section on the side face at locking bar middle part; Have the curved draw-in groove in cross section of joining on the described quarter butt sidewall for the first locking steel ball card; Be fitted with the vertical vertical locking bar of slippage up and down of this vertical lockhole relatively in described vertical lockhole, this vertical locking bar holds the trend of moving in the maintenance by second spring, vertically the upper end of locking bar is provided with the second locking steel ball that can snap in the described annular slot, and also being provided with in described vertical lockhole by dialling changes digit wheel and with the vertical locking bar snap close or the locking device of triping; Under the state in quarter butt inserts the second longitudinal rod hole, the described first locking steel ball snaps in the draw-in groove on the quarter butt sidewall, and simultaneously, the described second locking steel ball snaps in the annular slot at horizontal locking bar middle part.
The spacing structure in the first longitudinal rod hole of above-mentioned stock is, has the stopper slot that axially is provided with along stock in the outside of stock, be inserted with a spacer pin in the described first longitudinal rod hole, this spacer pin is positioned at stopper slot and cooperates to carry out vertical gear with this stopper slot, and being provided with the cannelure that matches with described spacer pin in the stock lower end, this cannelure communicates with described stopper slot.This is with spacing simple in structure in the first longitudinal rod hole of stock, by the cannelure of stock lower end and cooperating of spacer pin, this stock only is in open mode, promptly moves to position topmost on the relative first longitudinal rod hole of stock, and stock could be relative to rotating relative to lock housing.
Above-mentioned horizontal lockhole and vertical lockhole are between the first longitudinal rod hole and the second longitudinal rod hole.Good utilisation lock housing space so more reduces the volume of lock housing.
Above-mentioned coded lock device includes several digit wheels and several lock tubes, described lock housing longitudinal separation is provided with a plurality of openings that radially run through vertical lockhole, in several openings that described each digit wheel is embedded in one by one, and lock tube is sheathed one by one and longitudinal spacing on vertical locking bar, each lock tube outer face have can with the protruding key of the latch coupling of digit wheel, have a plurality of strong grooves that allow protruding key to pass through down in released state on corresponding described vertical lockhole sidewall.Certain above-mentioned coded lock device also can adopt existing similar coded lock device, is the coded lock device that relates among the ZL200520102057.9 in the padlock as adopting the patent No..
For preventing that digit wheel be not subjected to arbitrarily rotation under the external force effect, above-mentioned coded lock device comprise also that several are provided with corresponding to each digit wheel with structure to each digit wheel rotary stopper, this structure is a steel ball that is located in the default aperture of lock housing and is held by spring, and steel ball is fastened in the depression between two numbers of digit wheel.This structure also can play the effect whether our number of prompting opinion rotate in place, and the moving indication sound that puts in place and once can both hear whip of revolution plays simultaneously and guarantees the effect that rotate in place.
The top of above-mentioned vertical locking bar has the convex shoulder that a pair of lock tube carries out upper limit, vertically the bottom of locking bar is provided with the jump ring that a pair of lock tube carries out lower limit, the lower ending opening place close-fitting of described vertical lockhole has an end cap, described second spring housing is located on vertical locking bar, the upper end of second spring and jump ring are conflicted, and conflict in the lower end of second spring and end cap upper surface.This structure can effectively be carried out spacing to lock tube, and easy to assembly, also has jump ring also to play the effect of spring base.
Compared with prior art, advantage of the present utility model is: the coded lock device in this cipher hang lock is not the stock that directly locks in the U-shape sword iron, but lock vertical locking bar, this vertical locking bar locks horizontal locking bar by the second locking steel ball, laterally locking bar then is locked in the quarter butt in the U-shape sword iron in the second bar hole by the first locking steel ball, so restriction that the distance that the relative first bar hole of stock in the U-shape sword iron vertically moves is no longer received coded lock device, this degree of depth that just means that also the quarter butt in the U-shape sword iron can insert in the second bar hole can reach very dark, the range-independence that this degree of depth also vertically moves with vertical locking bar, itself and the distance dependent of horizontal locking bar and lock housing lower surface, so the quarter butt of U-shape sword iron is difficult for being pulled out the second bar hole by force in this cipher hang lock, it has the better advantage of safety.
Description of drawings
Fig. 1 is the structure sectional view of the utility model embodiment under lock-out state;
Fig. 2 is the structure sectional view of the utility model embodiment under released state;
Fig. 3 is that the utility model embodiment is at the structure sectional view of transferring under the sign indicating number state;
Fig. 4 is the perspective view of number opinion among the utility model embodiment;
Fig. 5 is the perspective view of lock tube among the utility model embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
Shown in Fig. 1～5, be a preferred embodiment of the present utility model
A kind of increase locking degree of depth cipher hang lock, comprise lock housing 1 with the first longitudinal rod hole 11 and second longitudinal rod hole 12, and has a U-shape sword iron 2 of stock 21 and quarter butt 22, the first longitudinal rod hole, 11 its degree of depth are darker, the second longitudinal rod hole, 12 its degree of depth are more shallow, stock 21 movable plug-in mountings and longitudinal spacing are in the first longitudinal rod hole 11, quarter butt 22 can insert in the second longitudinal rod hole 12, when quarter butt 22 inserts in the second longitudinal rod hole 12, be in the lock state, when quarter butt 22 breaks away from the second longitudinal rod hole 12, then be in released state.
Also have horizontal lockhole 13 and vertical lockhole 14 in the lock housing, wherein, horizontal lockhole 13 and vertical lockhole 14 are between the first longitudinal rod hole 11 and the second longitudinal rod hole 12, and laterally lockhole 13 right-hand members are communicated with the second longitudinal rod hole 12, and vertically the top of lockhole 14 is communicated with the middle part of horizontal lockhole 13.
Laterally be provided with first spring 3, horizontal locking bar 4 and the first locking steel ball 5 in the lockhole 13 from left to right successively, laterally locking bar 4 can laterally move and promote the first locking steel ball 5 relative to horizontal lockhole 13, first spring 3 applies level elastic force to the right so that the first locking steel ball, 5 retaining parts expose outside horizontal lockhole 13 and enter in the second longitudinal rod hole 12 for horizontal locking bar 4, laterally has the curved annular slot in cross section 41 on the side face at locking bar 4 middle parts; Have the annular slot 221 of joining on quarter butt 22 sidewalls, and the inboard of the lower surface of quarter butt 22 is certain cambered surface for the first locking steel ball, 5 cards.
Vertically be fitted with the vertical vertical locking bar 9 of slippage up and down of this vertical lockhole relatively in the lockhole 14, this vertical locking bar 9 holds the trend of moving in the maintenance by second spring 6, vertically the upper end of locking bar 9 also is provided with the second locking steel ball 7 that can snap in the described annular slot 221, and also being provided with in described vertical lockhole 14 by dialling changes digit wheel 81 and with vertical locking bar 9 snap closes or the locking device 8 of triping; Under the state in quarter butt 22 inserts the second longitudinal rod hole 12, the first locking steel ball 5 snaps in the draw-in groove 221 on the quarter butt sidewall, and simultaneously, the described second locking steel ball 7 snaps in the annular slot 41 in the middle part of the horizontal locking bar.
Aforementioned coded lock device 8 includes several digit wheel 81 and several lock tubes 82, lock housing 1 longitudinal separation is provided with a plurality of openings 15 that radially run through vertical lockhole 11, in several openings 15 that each digit wheel 81 is embedded in one by one, and lock tube 82 is sheathed one by one and longitudinal spacing on vertical locking bar 9, each lock tube 82 outer face have can with the protruding key 821 of latch 811 couplings of digit wheel, have a plurality of strong grooves 141 that allow protruding key 91 to pass through down in released state on corresponding vertically lockhole 14 sidewalls.
For preventing that digit wheel 81 be not subjected to arbitrarily rotation under the external force effect, coded lock device 8 comprise also that several are provided with corresponding to each digit wheel 81 with structure to each digit wheel 81 rotary stopper, this structure is a steel ball 18 that is located in the default aperture 16 of lock housing 1 and is held by spring 17 elasticity, after assembling, steel ball 18 is fastened in the depression 812 between two numbers of digit wheel 81.
But the patent No. of aforementioned coded lock device 8 REFERENCE TO RELATED people application is the coded lock device that relates among the ZL200820083066.1; Certainly also can adopt existing similar coded lock device, be the coded lock device that relates among the ZL200520102057.9 in the padlock as adopting the patent No., so no longer launch to elaborate at this.
About relating in the present embodiment, about, vertical, horizontal position relation is as the criterion with signal direction among Fig. 1.
Operating principle of the present utility model and process are as follows:
As shown in Figure 1, during locking, just begun to make coded lock device be in released state, the protruding key 821 on the lock tube 82 just in time with vertical lockhole sidewall on strong groove 141 be positioned on same vertical straight line, like this, vertically locking bar 9 just can vertically move down in the lockhole 14; Then press down U-shape sword iron 2, the stock 21 relative first longitudinal rod holes 11 in the U-shape sword iron move down, quarter butt 22 in the U-shape sword iron inserts in the second longitudinal rod hole 12 gradually, the first locking steel ball 5 that quarter butt 22 promotes to stretch in the second longitudinal rod hole 12 from the side is moved to the left, and then promote the elastic force that horizontal locking bar 4 overcomes first spring 3 and be moved to the left, simultaneously, the slip away annular slot 41 at horizontal locking bar middle part of the second locking steel ball 5, promptly laterally locking bar 4 promotes the second locking steel balls 7 downwards and vertical locking bar 9 moves down; Until when the draw-in groove 221 of the first locking steel ball 5 on the quarter butt, at this moment laterally locking bar 4 moves to right under the impetus of first spring 3, and then promote the first locking steel ball 5 and move to right and snap in the draw-in groove 221 on the quarter butt, vertically locking bar 9 upwards promotes the second locking steel ball 7 and snaps in the annular slot 41 at horizontal locking bar middle part under the effect of second spring 6 simultaneously; The last digit wheel 81 that arbitrarily rotates, digit wheel 81 drives corresponding lock tube 82 and rotates an angle, be strong groove 141 dislocation on protruding key 821 and vertical lockhole 14 sidewalls on the lock tube 82, so just, stop vertical locking bar 9 vertically moving down in the lockhole 14, also just stop horizontal locking bar 4 moving to left in horizontal lockhole 13, finally making win locking steel ball 5 by with quarter butt on the effect of joining of draw-in groove 221 cards quarter butt 22 is locked.
As shown in Figure 2, during release, rotating number opinion 81 releasing coded lock devices locks vertical locking bar, at this moment vertically locking bar 9 can vertically move down in the lockhole 14, laterally locking bar 4 can moving to left in horizontal lockhole 13, draw U-shape sword iron 2 then, the stock 21 relative first longitudinal rod holes 11 in the U-shape sword iron move up, quarter butt 22 in the U-shape sword iron upwards breaks away from the second longitudinal rod hole 12 gradually, when the first locking steel ball 5 breaks away from the process of draw-in groove 221 on the quarter butt, quarter butt 22 has the process that promotes the first locking steel ball 5 and horizontal locking bar 4 left, after quarter butt 22 breaks away from the second longitudinal rod hole 12 fully, laterally locking bar 4 promotes first and locks steel ball 5 retaining parts and expose outside horizontal lockhole 13 and enter in the second longitudinal rod hole 12 under the effect of first spring 3, and release is finished.
As shown in Figure 3, during the conversion password, only need in the second longitudinal rod hole 12, to insert the rod-like members 19 that matches with 12 apertures, the second longitudinal rod hole, rod-like members 19 promotes the first locking steel ball 5 and horizontal locking bar 4 moves to left, and then promote the second locking steel ball 7 and vertically locking bar 9 move down, protruding key 821 on the lock tube 82 just in time is positioned at the asking of latch 811 of adjacent two number opinions, latch 811 on the digit wheel also not with lock tube on 821 couplings of protruding key, just can arbitrarily rotate digit wheel 81, digit wheel 81 idle running, after stopping, the numeral that occurs on the digit wheel 81 is new password value, extract rod-like members 19 after finishing, cipher hang lock returns to released state.
Claims (6)
1. transversal-bolt coded padlock, comprise lock housing (1) with the first longitudinal rod hole (11) and second longitudinal rod hole (12), and has a U-shape sword iron (2) of stock (21) and quarter butt (22), movable plug-in mounting of described stock (21) and longitudinal spacing are in the first longitudinal rod hole (11), and described quarter butt (22) can insert in the second longitudinal rod hole (12); It is characterized in that:
Also have horizontal lockhole (13) and vertical lockhole (14) in the described lock housing, wherein, laterally lockhole (13) is communicated with the second longitudinal rod hole (12), and vertically the top of lockhole (14) is communicated with the middle part of horizontal lockhole (13);
Be provided with first spring (3), horizontal locking bar (4) and the first locking steel ball (5) in the described horizontal lockhole (13) from left to right successively, described horizontal locking bar (4) can laterally move and promote the first locking steel ball (5) relative to horizontal lockhole (13), described first spring (3) applies the elastic force of level so that first locking steel ball (5) retaining part exposes outside horizontal lockhole (13) and enters the second longitudinal rod hole (12) to horizontal locking bar (4), laterally has the curved annular slot in cross section (41) on the side face at locking bar (4) middle part;
Have the curved draw-in groove (221) in cross section of joining on described quarter butt (22) sidewall for first locking steel ball (5) card;
Be fitted with the vertical vertical locking bar (9) of slippage up and down of this vertical lockhole relatively in described vertical lockhole (14), this vertical locking bar (9) holds the trend of moving in the maintenance by second spring (6), vertically the upper end of locking bar (9) is provided with the second locking steel ball (7) that can snap in the described annular slot (221), and also being provided with in described vertical lockhole (14) by dialling changes digit wheel (81) and with vertical locking bar (9) snap close or the locking device (8) of triping;
Under the state in quarter butt (22) inserts the second longitudinal rod hole (12), the described first locking steel ball (5) snaps in the draw-in groove (221) on the quarter butt sidewall, and simultaneously, the described second locking steel ball (7) snaps in the annular slot (41) in the middle part of the horizontal locking bar.
2. cipher hang lock according to claim 1, it is characterized in that: the spacing structure in the first longitudinal rod hole (11) of described stock (21) is, has the stopper slot (211) that axially is provided with along stock in the outside of stock (21), be inserted with a spacer pin (10) in the described first longitudinal rod hole (11), this spacer pin (10) is positioned at stopper slot (211) and cooperates to carry out vertical gear with this stopper slot, and being provided with the cannelure (212) that matches with described spacer pin (10) in stock (21) lower end, this cannelure (212) communicates with described stopper slot (211).
3. cipher hang lock according to claim 1 is characterized in that: described horizontal lockhole (13) and vertical lockhole (14) are positioned between the first longitudinal rod hole (11) and the second longitudinal rod hole (12).
4. according to claim 1,2 or 3 described cipher hang locks, it is characterized in that: described coded lock device (8) includes several digit wheels (81) and several lock tubes (82), described lock housing (1) longitudinal separation is provided with a plurality of openings (15) that radially run through vertical lockhole (11), in several openings (15) that described each digit wheel (81) is embedded in one by one, and lock tube (82) is sheathed one by one and longitudinal spacing on vertical locking bar (9), each lock tube (82) outer face have can with the protruding key (821) of latch (811) coupling of digit wheel, have a plurality of strong grooves (141) that allow protruding key (821) to pass through down in released state on corresponding described vertical lockhole (14) sidewall.
5. cipher hang lock according to claim 4, it is characterized in that: described coded lock device (8) comprise also that several are provided with corresponding to each digit wheel (81) with structure to each digit wheel (81) rotary stopper, this structure is a steel ball (18) that is located in the default aperture (16) of lock housing (1) and is held by spring (17) elasticity, and steel ball (18) is fastened in the depression (812) between two numbers of digit wheel (81).
6. cipher hang lock according to claim 4, it is characterized in that: the top of described vertical locking bar (9) has the convex shoulder (91) that a pair of lock tube (82) carries out upper limit, vertically the bottom of locking bar (9) is provided with the jump ring (92) that a pair of lock tube carries out lower limit, the lower ending opening place close-fitting of described vertical lockhole (14) has an end cap (142), described second spring (6) is set on vertical locking bar (9), the upper end of second spring (6) and jump ring (92) are conflicted, and conflict in the lower end of second spring (6) and end cap (142) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201931109U CN201598894U (en) | 2009-08-20 | 2009-08-20 | Transversely-buckling password padlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201931109U CN201598894U (en) | 2009-08-20 | 2009-08-20 | Transversely-buckling password padlock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201598894U true CN201598894U (en) | 2010-10-06 |
Family
ID=42809947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201931109U Expired - Lifetime CN201598894U (en) | 2009-08-20 | 2009-08-20 | Transversely-buckling password padlock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201598894U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014032425A1 (en) * | 2012-08-28 | 2014-03-06 | Min Yu | Structure for tumbler locks |
| WO2014032426A1 (en) * | 2012-08-28 | 2014-03-06 | Min Yu | Lock apparatus |
| CN103670057A (en) * | 2012-08-28 | 2014-03-26 | 闵瑜 | Lock |
| GB2499307B (en) * | 2012-02-09 | 2018-07-25 | Sun Lock Co Ltd | A disc padlock with combination reset position |
| WO2020107143A1 (en) * | 2018-11-26 | 2020-06-04 | 深圳迈瑞生物医疗电子股份有限公司 | Mechanical lock apparatus, support arm of ultrasonic device, and ultrasonic device |
-
2009
- 2009-08-20 CN CN2009201931109U patent/CN201598894U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2499307B (en) * | 2012-02-09 | 2018-07-25 | Sun Lock Co Ltd | A disc padlock with combination reset position |
| WO2014032425A1 (en) * | 2012-08-28 | 2014-03-06 | Min Yu | Structure for tumbler locks |
| WO2014032426A1 (en) * | 2012-08-28 | 2014-03-06 | Min Yu | Lock apparatus |
| CN103670057A (en) * | 2012-08-28 | 2014-03-26 | 闵瑜 | Lock |
| WO2020107143A1 (en) * | 2018-11-26 | 2020-06-04 | 深圳迈瑞生物医疗电子股份有限公司 | Mechanical lock apparatus, support arm of ultrasonic device, and ultrasonic device |
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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: NINGBO YUTAI LOCK INDUSTRY CO., LTD. Free format text: FORMER OWNER: NINGBO YUTAI HARDWARE CO., LTD. Effective date: 20111212 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20111212 Address after: An Shan village 315033 Zhejiang province Ningbo Jiangbei District Hongtang Street Patentee after: Ningbo Yutai Lock Industry Co., Ltd. Address before: An Shan village 315033 Zhejiang province Ningbo Jiangbei District Hongtang Street Patentee before: Ningbo Yutai Hardware Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |