CN201460453U - Staggered anti-theft lock and key thereof - Google Patents
Staggered anti-theft lock and key thereof Download PDFInfo
- Publication number
- CN201460453U CN201460453U CN2009201284838U CN200920128483U CN201460453U CN 201460453 U CN201460453 U CN 201460453U CN 2009201284838 U CN2009201284838 U CN 2009201284838U CN 200920128483 U CN200920128483 U CN 200920128483U CN 201460453 U CN201460453 U CN 201460453U
- Authority
- CN
- China
- Prior art keywords
- lock core
- lock
- internal layer
- hole
- jump ring
- 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 - Fee Related
Links
Images
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a staggered anti-theft lock and a key thereof. The staggered anti-theft lock comprises a lock body, an outer-layer lock cylinder and an inner-layer lock cylinder. An annular groove is arranged on the inner wall of the front portion of the lock body, an upper pawl, a lower pawl and a click spring are arranged on the wall of the annular wall, the middle portion of the click spring is fixed at a mounting hole, two ends of the click spring are respectively abutted against the outer walls of the upper pawl and the lower pawl, a shifting block capable of pushing a clamping spring push rod to move is arranged on the inner wall of the outer-layer lock cylinder approaching the edge thereof, a clamping spring groove is arranged on one side of a lock cylinder spring hole on the inner-layer lock cylinder, a clamping spring and a clamping jaw are arranged inside the clamping spring groove, a circular-arc inner wall of the middle portion of the clamping jaw is clamped on a clamping spring rod, the front end of the clamping spring rod extends into the lock cylinder spring hole, the middle portion of the clamping spring is fixed on the inner-layer lock cylinder, the upper portion and the lower portion of the clamping spring are respectively abutted against the outer surface of the clamping jaw, and the front end of a fixing part of the key is equipped with a rotating part. The staggered anti-theft lock and the key thereof can prevent technically unlock and are high in safety.
Description
Technical field:
The utility model belongs to a kind of lock, especially relates to a kind of theftproof lock and key thereof that is fit to anti-technology and puts the Multilayer lock core of prying open lock.
Technical background:
The structure of existing cylinder lock is roughly the same, be in the pellet shot from a slingshot hole of tapered end lock core cylinder-shaped marble to be housed all, the tartar that corresponding different length pellet shot from a slingshot is arranged on the key, the mode of unblanking is also roughly the same, promptly the height difference by key tooth flower moves up and down corresponding pellet shot from a slingshot, make the height of each lock core marble all be in tapered end and lock core online interface place, rotational lock core reaches the purpose of unblanking.The tapered end pellet shot from a slingshot of existing cylinder lock and lock core marble are ganoid cylinder-shaped marble, be easy to slide up and down, skill is opened and is utilized this characteristic, with elastic wire rotational lock core gently, make marble spring lose elastic force, can push the position on one one of the pellet shot from a slingshot at curved steel wire with another root waveform again, so, cylinder lock just is unlocked.This be because between the tapered end pellet shot from a slingshot of cylinder lock and the lock core marble when being subjected to along the axial impulse force of pellet shot from a slingshot, the space appears easily.When lock core is applied a torsion, again it is applied along under the condition of the impulse force of pellet shot from a slingshot axis groove tapered end direction, between tapered end pellet shot from a slingshot and the lock core marble just segregation phenomenon can appear, and this moment, cylinder lock was very easily opened by foreign matter.
The shortcoming of prior art is: because existing tapered end pellet shot from a slingshot and lock core marble are cylinder-shaped marble, smooth surface is easy to slide up and down, so ubiquity can open with skill, so safety is relatively poor.
The utility model content:
The purpose of this utility model provides a kind of pellet shot from a slingshot of can controlling and moves up and down, safe dislocation theftproof lock and key thereof.
For achieving the above object, the technical solution of the utility model is: design a kind of dislocation theftproof lock and key thereof, comprise lock body and lock core, described lock core is divided into outer lock core and internal layer lock core, be provided with one group of lock marble hole on the lock body outside described internal layer lock core, on described internal layer lock core, be provided with one group with described lock marble hole over against lock core marble hole, in lock core marble hole, put into lock core marble; Lock spring and marble spring are housed in described lock marble hole, described lock spring lower end and described lock core marble upper end over against, on described lock body front inner wall, have circumferential groove, be provided with the arc stator being arranged on the outer lock core of this circumferential groove, the outward flange that this arc stator exceeds described outer lock core is against on the described circumferential groove antetheca, and its main points are:
Described outer lock in-core end is provided with ratchet release cam, keeping to the side on this ratchet release cam and being provided with first pulling block and the end that the end is the triangle platform is second pulling block of platform, be provided with ratchet in the internal layer lock core outer end relative, on this ratchet, be provided with internal layer lock core pulling block with described outer lock in-core end;
On the hoop cell wall, be drilled with one group of installing hole, two installing holes through left end are equipped with upper and lower ratchet, described upper and lower ratchet one end is installed on the lock body, the other end is against on the internal layer lock core pulling block of internal layer lock core end, installing hole at described right-hand member is provided with click spring, this click spring middle part is fixed on the installing hole place, and two leans against respectively on the outer wall of described upper and lower ratchet, and the inwall of described upper and lower ratchet is being pressed under the click spring effect on the outer rim of ratchet release cam or ratchet;
Be provided with the jump ring push rod between described outer lock core and the internal layer lock core, push away seat and this that described jump ring push rod is protruded by front end face middle part push away two jump ring bars that the base rear end face is provided with and form, described first shifting block is against described pushing away on the seat, described two jump ring bars stretch into respectively in the jump ring bar hole of internal layer lock core, and be provided with return spring in jump ring bar hole bottom, push away under the described return spring effect seat be pressed on first shifting block of outer lock core, side in internal layer lock core upper lock core pellet shot from a slingshot hole is provided with the jump ring groove, in this jump ring groove, jump ring and claw are housed, described claw middle part circular arc inwall is stuck on the described jump ring bar, front end stretches into core pellet shot from a slingshot hole and is stuck in circumference and is provided with on the lock core marble of annular groove, described jump ring middle part is fixed on the internal layer lock core, and top and the bottom lean against respectively on the external surface of described claw;
On described internal layer lock core, be axially arranged with step return pin-and-hole, return spring be housed at the step place of this return pin-and-hole, and the return pin of in described return pin-and-hole, packing into, described return pin one end is against on the lock body, and the other end stretches out from described internal layer lock core outer end; Therefore when return pin with outer lock core suitable/when rotating counterclockwise, it leans against on the internal layer lock core/left side of following internal layer lock core pulling block after, the rotation of internal layer lock core makes return pin under the effect of lock body, move to outer lock core, an end that stretches out internal layer lock core outer end just leans against second and sets the left side ahead, prevent outer lock core when internal layer lock core during not at origin position, just contrary separately/as to clockwise rotate.
Described key is for to be provided with tumbler at the fixture front end.
The utility model has circumferential groove on the lock body front inner wall, be provided with the arc stator being arranged on the outer lock core of this circumferential groove, the outward flange that this arc stator exceeds described outer lock core is against on the described circumferential groove antetheca, therefore this stator can block outer lock core, when preventing to unblank outer lock core is taken out of.
Described jump ring bar is formed by connecting by at least 2 bar footpath circular cone one from big to small.When this kind design jump ring bar was controlled the claw at least 2 jump ring grooves respectively, a plurality of claws were better to the limit effect of lock core marble.
Above-mentioned lock core is made up of at least 2 layers of lock core, adopts Multilayer lock core can more reliably prevent technology unlocking.
Inside and outside layer lock core was at origin position, behind the adaptive key insertion lockhole with the utility model, just on the line of demarcation of lock core and lock body when the utility model was unblanked; Clockwise rotate the key fixture, at this moment, because the internal layer lock core can not be rotated by ratchet control, the tumbler of key can not be rotated, the key fixture can only clockwise rotate with outer lock core, after changeing a low-angle, first pulling block of the present utility model turns over when protruding the protrusion position that pushes away seat, and the jump ring push rod is moved to the left, the jump ring bar at jump ring groove place by from large to small, under the effect of jump ring, claw is moved to internal layer lock core annular groove pellet shot from a slingshot, block the annular groove pellet shot from a slingshot and make it and can not move; The key fixture continues to clockwise rotate with outer lock core, after changeing a low-angle again, outer lock core first pulling block or by second pulling block internal layer lock core pulling block the right below the internal layer lock core, second pulling block of outer lock core or first pulling block lean against the internal layer lock core pulling block left side, internal layer lock core top, at this moment, because the radius of the outer lock core release cam that following ratchet inwall is leaned on increases, ratchet is lifted downwards lost the control that the internal layer lock core is clockwise rotated, this plays that the fixture of key and tumbler and ectonexine lock core one clockwise rotate is key point of the present utility model herein, because on having in advance, following ratchet can not rotate it to the control of internal layer lock core, skilled unlocking can't just be in the pellet shot from a slingshot of lock core and lock body and remain on the line of demarcation of lock core and lock body, so skilled unlocking must be stirred the internal layer lock core marble at this moment, just be in the purpose of the line of demarcation rotational lock core of lock core and lock body with the pellet shot from a slingshot of reaching lock core and lock body, but the utility model is because the internal layer lock core marble of this moment is controlled already, skilled unlocking the pellet shot from a slingshot of lock core and lock body just is on the line of demarcation of lock core and lock body, so can't be realized opening this theftproof lock; Fixture, the tumbler of inside and outside layer lock core and key are rotated further together, and after the internal layer lock core was rotated away from initial point, the return pin in the internal layer lock core moved outer lock core second pulling block of pinning to outer lock core under the effect of lock body; So far just finished the button-up operations that lock core is clockwise rotated, fixing, the tumbler of inside and outside layer lock core and key are integral by layering and dislocation, just can clockwise rotate arbitrarily. get key: clockwise rotate and can continue the internal layer lock core is gone to initial point; Rotate counterclockwise because second pulling block pinned by return pin, so but fixing, the tumbler one of inside and outside layer lock core and key rotate counterclockwise, earlier the internal layer lock core is gone to initial point; When the internal layer lock core forwarded initial point to, last ratchet was also got back to the left side that initial point is against internal layer lock core pulling block on the internal layer lock core, made the internal layer lock core can not continue to rotate counterclockwise; Get back to initial point owing to return pin moves to right this moment, lose control to outer lock core second pulling block, continue to rotate counterclockwise key fixture drive outer lock core and make it to get back to initial point, at this moment, because the ratchet release cam radius of outer lock core reduces, under the effect of click spring, following ratchet is also got back to the following internal layer lock core pulling block left side that initial point is against the internal layer lock core, and the internal layer lock core can not be clockwise rotated; Its outer lock core first pulling block has forwarded to and has protruded the protrusion position that pushes away seat, and the jump ring push rod is moved right, and the jump ring bar changes from small to big at jump ring groove place, makes claw leave the annular groove of internal layer lock core marble, and the internal layer lock core marble is out of hand can to move up and down; So far, take out key, whole clockwise rotating unblanks to finish. and vice versa.
Beneficial effect: adopt Multilayer lock core and lock core marble under the effect of claw, can not move up and down and increased the difficulty that prevents technology unlocking, security performance height.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A schematic diagram of Fig. 1;
Fig. 3 is the structural representation of lock body;
Fig. 4 is the B-B schematic diagram of Fig. 3;
Fig. 5 is the structural representation of key;
Fig. 6 is the structural representation of internal layer lock core 3;
Fig. 7 is the C-C schematic diagram of Fig. 3;
Fig. 8 is the deployed configuration schematic diagram of internal layer lock core 3;
Fig. 9 is the structural representation of outer lock core 2;
Figure 10 is the structural representation of outer lock core 2 inner ends;
Figure 11 is the structural representation of jump ring push rod;
Figure 12 is the left view of jump ring push rod;
Figure 13 is the structural representation of claw 22;
Figure 14 is the structural representation of jump ring 21;
Figure 15 is the structural representation of lock core marble 7.
Meaning of each numbering is in the above-mentioned accompanying drawing: 1. lock body, 2. outer lock core, 2a. ratchet release cam, 3. internal layer lock core, 3a. ratchet, 3b. internal layer lock core pulling block, 4. lock marble hole, 5. lock spring, 6. lock core marble hole, 7. lock core marble, 8. marble spring, 9. circumferential groove, 10. stator, 11. installing holes, ratchet on 12., 13. following ratchet, 14. click springs, 15a. first shifting block, 15b. second shifting block, 16. push away seat, 17. jump ring bars, 18. jump ring bar hole, 19. return springs, 20. jump ring grooves, 21. jump ring, 22. claws, 23. return pin-and-holes, 24. return spring, 25. return pins, 26. fixtures, 27. tumbler, 28. pellet shot from a slingshot holes, 29. pellets shot from a slingshot, 30. outer lock core marble hole, 31. outer lock core marbles, 32. lock body springs.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described.
See also Fig. 1～Figure 15: shown in dislocation theftproof lock and key thereof, comprise lock body 1 and lock core, described lock core is divided into outer lock core 2 and internal layer lock core 3, be provided with one group of lock marble hole 4 on the lock body 1 outside described internal layer lock core 3, on described internal layer lock core 3, be provided with one group with described lock marble hole 4 over against lock core marble hole 6, in lock core marble hole 6, put into lock core marble 7; Lock spring 5 and marble spring 8 are housed in described lock marble hole 4, described lock spring 5 lower ends and described lock core marble 7 upper ends over against, on described lock body 1 front inner wall, have circumferential groove 9, be provided with arc stator 10 being arranged on the outer lock core 2 of this circumferential groove 9, the outward flange that this arc stator 10 exceeds described outer lock core 2 is against on described circumferential groove 9 antethecas, described outer lock core 2 the inners are provided with ratchet release cam 2a, keeping to the side on this ratchet release cam 2a and being provided with the first pulling block 15a and the end that the end is the triangle platform is the second pulling block 15b of platform, be provided with ratchet 3a in internal layer lock core 3 outer ends relative, on this ratchet 3a, be provided with internal layer lock core pulling block 3b with described outer lock core 2 the inners;
On circumferential groove 9 walls, be drilled with one group of installing hole 11, two installing holes 11 through left end are equipped with, following ratchet 12,13, on described, following ratchet 12,13 1 ends are installed on the lock body 1, the other end is against on the internal layer lock core pulling block 3b of internal layer lock core 3 ends, installing hole 11 at described right-hand member is provided with click spring 14, this click spring 14 is circular-arc, the middle part is fixed on installing hole 11 places, two lean against respectively described on, following ratchet 12, on 13 the outer wall, described on, following ratchet 12,13 inwall is pressed on the outer rim of ratchet release cam 2a or ratchet 3a under click spring 14 effects;
Be provided with the jump ring push rod between described outer lock core 2 and the internal layer lock core 3, push away seat 16 and this that described jump ring push rod is protruded by front end face middle part push away two jump ring bars 17 that seat 16 rear end faces are provided with and form, the described first shifting block 15a is against described pushing away on the seat 16, described two jump ring bars 17 stretch into respectively in the jump ring bar hole 18 of internal layer lock core 3, and be provided with return spring 19 in 18 bottoms, jump ring bar hole, also multiple modes such as return spring 19 is set on seat 16 rear end faces can pushed away, pushing away seat 16 under described return spring 19 effects is pressed on the first shifting block 15a of outer lock core 2, side in internal layer lock core 3 upper lock core pellet shot from a slingshot holes 5 is provided with jump ring groove 20, jump ring 21 and claw 22 are housed in this jump ring groove 20, described claw 22 middle part circular arc inwalls are stuck on the described jump ring bar, front end stretches into core pellet shot from a slingshot hole 5 and is stuck in circumference and is provided with on the lock core marble 7 of annular groove, described jump ring 21 middle parts are fixed on the internal layer lock core 3, and top and the bottom lean against respectively on the external surface of described claw 22;
See also Fig. 8: on described internal layer lock core 3, be axially arranged with step return pin-and-hole 23, return spring 24 is equipped with at step place at this return pin-and-hole 23, and the return pin 25 of in described return pin-and-hole 23, packing into, described return pin 25 1 ends are against on the lock body 1, and the other end stretches out from described internal layer lock core 3 outer ends;
See also Fig. 5: described key is for to be provided with tumbler 27 at fixture 26 front ends.
See also Fig. 1: be provided with one group of pellet shot from a slingshot hole 28 on the lock body 1 outside described outer lock core 2, in pellet shot from a slingshot hole 28, put into pellet shot from a slingshot 29 and lock body spring 32, on described outer lock core 2, be provided with one group with described pellet shot from a slingshot hole 28 over against outer lock core marble hole 30, in outer lock core marble hole 30, put into outer lock core marble 31, these skin lock core marble 31 1 ends are spherical, and a spherical end is towards outer lock core 2 centers, described pellet shot from a slingshot 29 lower ends and described outer lock core marble 31 upper ends over against.
See also Figure 10: described jump ring bar 17 is formed by connecting by at least 2 bar footpath circular cone one from big to small.
Above-mentioned lock core is made up of at least 2 layers of lock core.
Claims (3)
1. a dislocation theftproof lock and key thereof, comprise lock body (1) and lock core, described lock core is divided into outer lock core (2) and internal layer lock core (3), be provided with one group of lock marble hole (4) on the lock body (1) outside described internal layer lock core (3), on described internal layer lock core (3), be provided with one group with described lock marble hole (4) over against lock core marble hole (6), in lock core marble hole (6), put into lock core marble (7); Lock spring (5) and marble spring (8) are housed in described lock marble hole (4), described lock spring (5) lower end and described lock core marble (7) upper end over against, on described lock body (1) front inner wall, have circumferential groove (9), be provided with arc stator (10) being arranged on the outer lock core (2) of this circumferential groove (9), the outward flange that this arc stator (10) exceeds described outer lock core (2) is against on described circumferential groove (9) antetheca, it is characterized in that:
Described outer lock core (2) the inner is provided with ratchet release cam (2a), on this ratchet release cam (2a), keep to the side and be provided with second pulling block (15b) that first pulling block (15a) that the end is the triangle platform and end are platform, be provided with ratchet (3a) in internal layer lock core (3) outer end inner relative, on this ratchet (3a), be provided with internal layer lock core pulling block (3b) with described outer lock core (2);
On circumferential groove (9) wall, be drilled with one group of installing hole (11), two installing holes (11) through left end are equipped with, following ratchet (12,13), on described, following ratchet (12,13) end is installed on the lock body (1), the other end is against on the internal layer lock core pulling block (3b) of internal layer lock core (3) end, installing hole (11) at described right-hand member is provided with click spring (14), this click spring (14) middle part is fixed on installing hole (11) and locates, two lean against respectively described on, following ratchet (12,13) on the outer wall, described on, following ratchet (12,13) inwall is pressed on the outer rim of ratchet release cam (2a) or ratchet (3a) under click spring (14) effect;
Be provided with the jump ring push rod between described outer lock core (2) and the internal layer lock core (3), push away seat (16) and this that described jump ring push rod is protruded by front end face middle part push away two jump ring bars (17) that (16) rear end face is provided with and form, described first shifting block (15a) is against described pushing away on the seat (16), described two jump ring bars (17) stretch into respectively in the jump ring bar hole (18) of internal layer lock core (3), and be provided with return spring (19) in jump ring bar hole (18) bottom, pushing away seat (16) under described return spring (19) effect is pressed on first shifting block (15a) of outer lock core (2), side in internal layer lock core (3) upper lock core pellet shot from a slingshot hole (5) is provided with jump ring groove (20), jump ring (21) and claw (22) are housed in this jump ring groove (20), described claw (22) middle part circular arc inwall is stuck on the described jump ring bar, front end stretches into core pellet shot from a slingshot hole (5) and is stuck in circumference and is provided with on the lock core marble (7) of annular groove, described jump ring (21) middle part is fixed on the internal layer lock core (3), and top and the bottom lean against respectively on the external surface of described claw (22);
On described internal layer lock core (3), be axially arranged with step return pin-and-hole (23), at the step place of this return pin-and-hole (23) return spring (24) is housed, and the return pin (25) of in described return pin-and-hole (23), packing into, described return pin (25) one ends are against on the lock body (1), and the other end stretches out from described internal layer lock core (3) outer end;
Described key is for to be provided with tumbler (27) at fixture (26) front end.
2. dislocation theftproof lock according to claim 1 and key thereof is characterized in that: described jump ring bar (17) is formed by connecting by at least 2 bar footpath circular cone one from big to small.
3. dislocation theftproof lock according to claim 1 and key thereof is characterized in that: described lock core is made up of at least 2 layers of lock core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201284838U CN201460453U (en) | 2009-08-14 | 2009-08-14 | Staggered anti-theft lock and key thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201284838U CN201460453U (en) | 2009-08-14 | 2009-08-14 | Staggered anti-theft lock and key thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201460453U true CN201460453U (en) | 2010-05-12 |
Family
ID=42387807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201284838U Expired - Fee Related CN201460453U (en) | 2009-08-14 | 2009-08-14 | Staggered anti-theft lock and key thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201460453U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735763A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with main safety catch restricted by limiting pin |
| CN105735748A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with rotating cam fixed by movable clamping jaw |
| CN105735750A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with movable clamping claws to fix rotating cam |
-
2009
- 2009-08-14 CN CN2009201284838U patent/CN201460453U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105735763A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with main safety catch restricted by limiting pin |
| CN105735748A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with rotating cam fixed by movable clamping jaw |
| CN105735750A (en) * | 2016-01-29 | 2016-07-06 | 广西大学 | Anti-theft lock with movable clamping claws to fix rotating cam |
| CN105735763B (en) * | 2016-01-29 | 2017-10-20 | 广西大学 | A kind of theftproof lock that main lock is limited with spacer pin |
| CN105735748B (en) * | 2016-01-29 | 2017-11-14 | 广西大学 | A kind of theftproof lock that rotation cam is fixed with movable claw |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201460453U (en) | Staggered anti-theft lock and key thereof | |
| CN201460456U (en) | Multilevel anti-theft lock and key thereof | |
| NL2004606B1 (en) | Horseshoe lock head. | |
| CN203223065U (en) | Lock cylinder of spring lock | |
| CN102966263B (en) | Device cover plate or cover lock unlocked on framework or from framework by key | |
| CN211500166U (en) | Compression type cam lock with padlock function | |
| CN201265291Y (en) | Burglarproof lock | |
| CN202596297U (en) | Linkage padlock | |
| CN208534217U (en) | A kind of single-row billiard lock pin and adaptation key | |
| CN202608726U (en) | Automobile clutch or braking pedal lock | |
| CN102337849A (en) | Mechanical lock cylinder | |
| CN201043390Y (en) | Vehicle wheel lock | |
| CN201649816U (en) | Device for plugging keyhole of lock | |
| CN202280299U (en) | Novel anti-theft round lock and key | |
| CN109594855A (en) | A kind of hydraulic lockset | |
| CN202706702U (en) | Serial-connection type theft-proof lock head | |
| CN201137344Y (en) | Safe and closed antitheft lock | |
| CN214117823U (en) | Padlock | |
| CN203008557U (en) | True-love lock | |
| CN1563655A (en) | Sliding pin type mechanical core of lock | |
| CN202152575U (en) | Lock for automobile steering wheel | |
| CN201943466U (en) | Anti-theft pin tumbler lock | |
| CN202108328U (en) | Marble lock | |
| CN202745516U (en) | L-shaped axial spring lock cylinder and key thereof | |
| CN202249235U (en) | Mechanical lock core |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110814 |