CN204199870U - A kind of electronic lock clutch - Google Patents
A kind of electronic lock clutch Download PDFInfo
- Publication number
- CN204199870U CN204199870U CN201420618632.XU CN201420618632U CN204199870U CN 204199870 U CN204199870 U CN 204199870U CN 201420618632 U CN201420618632 U CN 201420618632U CN 204199870 U CN204199870 U CN 204199870U
- Authority
- CN
- China
- Prior art keywords
- clutch
- latch bolt
- shifting block
- latch
- drive block
- 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.)
- Withdrawn - After Issue
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- Mechanical Operated Clutches (AREA)
- Lock And Its Accessories (AREA)
Abstract
The utility model discloses a kind of electronic lock clutch, comprise drain pan, rotating core and pin member are installed in drain pan, latch bolt and latch are installed between rotating core and pin member, latch is connected with back-moving spring, clutch and drive block are installed in drain pan, one end of drive block is connected with clutch, the other end is connected with driven opening latch mechanism and key unlocking mechanism, can unblank or adopt the mechanical key of standby to unblank by electronics, electronic lock clutch of the present utility model can most mechanical locks on wildcard market, versatility and practical, a lockset left side drive open with the right side adjustable, when old mechanical lock is replaced by electronic lock, old mechanical lock lock body still can use, reduce waste, reduce expenses, old mechanical lock changes electronic lock need not remove original mechanical lock, install simple and easy, change quick, save time.
Description
Technical field
The utility model relates to a kind of lockset, particularly a kind of electronic lock clutch.
Background technology
Mechanical lock has the advantages such as price is low, but it has the shortcomings such as mutual opening rate is high, and electronic lock has security performance advantages of higher, but it has the shortcomings such as expensive.Consider price problem, what current China overwhelming majority resident used remains mechanical lock, but along with the raising gradually of people's awareness of safety, more and more people plans mechanical lock and is replaced by the higher electronic lock of safety.Pessimistic is, the electronic lock sold in the market can only distribution sublock body or the special mechanical lock of electronic lock could use, common mechanical lock can not be joined, user can not select required lock body freely, can only buy the special lock body of businessman's costliness, when mechanical lock is replaced with the better electronic lock of theftproof performance, original mechanical lock is all needed to dismantle together, mechanical lock is wasted, and cost for the lock change is high, during replacement cost.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of versatility and practical, a lockset left side to drive to open with the right side adjustable, installs simple and easy, changes quick, the electronic lock clutch of cost saving and time.
The utility model solves the technical scheme that its technical problem adopts:
A kind of electronic lock clutch, comprise drain pan, rotating core and pin member are installed in described drain pan, latch bolt and latch are installed between described rotating core and pin member, described latch is connected with back-moving spring, be provided with clutch and drive block in described drain pan, one end of described drive block is connected with described clutch, and the other end is connected with driven opening latch mechanism and key unlocking mechanism.
Described clutch comprises the first clutch shifting block, the second clutch shifting block and clutch guide rod, described latch is provided with two, described first clutch shifting block, the second clutch shifting block are arranged on described clutch guide rod, described first clutch shifting block is connected with one end of described drive block with the second clutch shifting block, under the drive of described drive block, described first clutch shifting block and the second clutch shifting block along described clutch guide rod synchronous slide, by two latches or wherein the press-in of latch is horizontal between described rotating core and pin member.
Be provided with drive block guide rod in described drain pan, described drive block is arranged on described drive block guide rod, and under described driven opening latch mechanism or key unlocking mechanism drive, described drive block slides along described drive block guide rod.
Described drive block guide rod circumference can rotate and can not move axially, described drive block guide rod is provided with can move axially can not circumference rotate helical spring, described helical spring two ends are against on described drive block, described drive block guide rod is provided with the poke rod stretched between described spiral elastic ring, when described drive block guide rod rotates and drives poke rod to rotate, described poke rod drives described helical spring to move axially along described drive block guide rod.
Described driven opening latch mechanism comprises motor, and one end of described drive block guide rod is provided with driven gear, and the axle of described motor is provided with driving gear, and described driving gear is by driven gear described in idler gear transmission.
Described key unlocking mechanism comprises circle and pushes away, described circle pushes away and is provided with axial bar hole, is provided with to be connected to described drain pan and to tighten up a screw in described bar hole, and the front end that described circle pushes away is provided with circle and pushes away spring, rear end is connected with rotation shifting block, and it is inclined-plane that described circle pushes away the face contacted with described rotation shifting block.
Described pin member is provided with latch bolt installation position, described latch bolt installation position is provided with radial latch bolt hinge axis hole, described latch bolt is provided with latch bolt axis hole, one latch bolt hinge is installed in described latch bolt hinge axis hole, latch bolt axis hole, between one end of described latch bolt and the top of described latch bolt installation position, a latch bolt spring is installed, described rotating core is provided with four the rotation bayonet sockets being mutually 90 degree of annular array, during free state, one end of described latch bolt is outwards ejected by described latch bolt spring, and one end of described latch bolt is stretched into wherein in a described rotation bayonet socket.
The two ends of described latch bolt are respectively provided with a recess, described pin member is provided with corresponding with the recess in described latch bolt two through latch bolt spring mounting holes, described latch bolt spring fitting, wherein in a described latch bolt spring mounting hole, described pin member is provided with a spring pressuring plate pushed down at the top of described latch bolt spring.
Described pin member is provided with two pin holes that two are mutually 90 degree of arrangements, and described two latches are arranged in two pin holes respectively; Described rotating core is provided with four the clutch screens being mutually 90 degree of arrangements, and during clutch blocking, described in described wherein latch inserts wherein in a clutch screens, or two latches insert in two clutch screens respectively.
Described first clutch shifting block and the second clutch shifting block are circular arc, described first clutch shifting block and the second clutch shifting block lay respectively at the both sides of described pin member, described drain pan is provided with the first clutch hinge and the second clutch hinge, described first clutch hinge and the second clutch hinge are hinged with the first clutch plectrum and the second clutch plectrum respectively, described second clutch shifting block is directly connected with described drive block, described second clutch shifting block is provided with universal driving shaft, one end and the described universal driving shaft of described first clutch plectrum are hinged, one end of the other end and described first clutch plectrum is hinged, one end and the described universal driving shaft of described second clutch plectrum are hinged, the other end of the other end and described first clutch plectrum is hinged.
The beneficial effects of the utility model are: electronic lock clutch of the present utility model can most mechanical locks on wildcard market, versatility and practical, a lockset left side is left and is opened with the right side adjustable, and when old mechanical lock is replaced by electronic lock, old mechanical lock lock body still can use, reduce waste, reduce expenses, old mechanical lock changes electronic lock need not remove original mechanical lock, installs simple and easy, change quick, save time.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is internal construction schematic diagram of the present utility model;
Fig. 3 is exploded view of the present utility model;
Fig. 4 is the structural representation of clutch;
Fig. 5 is the exploded view of clutch;
Snibbing position schematic diagram when Fig. 6 is clutch released state;
Snibbing position schematic diagram when Fig. 7 is clutch locked state;
Fig. 8 is pin member and annex exploded view thereof;
Fig. 9 is driven opening latch mechanism structural representation;
Figure 10 is driven opening latch mechanism part-structure schematic diagram;
Figure 11 is rotating core and pin member assembly sectional view;
Figure 12 is rotating core structural representation.
Detailed description of the invention
Referring to figs. 1 through Figure 12, a kind of electronic lock clutch, comprise drain pan 1 and cover 15, rotating core 2 and the pin member 3 of concentric stacked on top of one another are installed in described drain pan 1, rotating core 2 is for connecting unlocking handle, pin member 3 is for connecting square shaft, and square shaft rotates, and dead bolt just can be driven to stretch out to lock a door or retract and unblank.Latch bolt 4 and latch 5 are installed between described rotating core 2 and pin member 3, described latch 5 has two fixed positions, one is locked position of coupler, another is clutch position, corresponding when latch 5 is positioned at locked position of coupler is clutch blocking, during clutch blocking, latch 5 is horizontal between rotating core 2 and pin member 3, pin member 3 synchronous axial system together during rotating core 2.Corresponding when latch 5 is positioned at clutch position is clutch released state, during clutch released state, in latch 5 retraction pin member 3, is separated with rotating core 2, pin member 3 asynchronous rotation during rotating core 2.
Described latch 5 is connected with back-moving spring 50, during clutch released state, described latch 5 is ejected into clutch position from locked position of coupler by described back-moving spring 50, clutch and drive block 8 are installed in described drain pan 1, one end of described drive block 8 is connected with described clutch, the other end is connected with driven opening latch mechanism and key unlocking mechanism, can unblank or adopt the mechanical key of standby to unblank by electronics.
Described clutch comprises the first clutch shifting block 6, second clutch shifting block 7 and clutch guide rod 60, described latch 5 is provided with two, described first clutch shifting block 6, second clutch shifting block 7 is arranged on described clutch guide rod 67, described first clutch shifting block 6 is connected with the second clutch shifting block 7 one end with described drive block 8, under the drive of described drive block 8, described first clutch shifting block 6 and the second clutch shifting block 7 along described clutch guide rod 67 locking phase to or Divergence slide, first clutch shifting block 6 and the second clutch shifting block 7 slide in opposition by two latches 5 or wherein a latch 5 be pressed into horizontal between described rotating core 2 and pin member 3, rotary motion core 2 just can drive pin member 3 action, door is opened.First clutch shifting block 6 and the second clutch shifting block 7 Divergence slide, and latch 5 is released, and latch 5 ejects by back-moving spring 50, and during rotational lock core, the second clutch shifting block 7 can not rotate, and just can not unblank.
Drive block guide rod 80 is provided with in described drain pan 1, described drive block 8 is arranged on described drive block guide rod 80, under described driven opening latch mechanism or key unlocking mechanism drive, described drive block 8 slides along described drive block guide rod 80, drive the first clutch shifting block 6 and the second clutch shifting block 7 to move, realize clutch locking and be separated.
Described drive block guide rod 80 circumference can rotate and can not move axially, described drive block guide rod 80 is provided with can move axially can not circumference rotate helical spring 81, drive block guide rod 80 is arranged on guide bar support 801, drive block 8 is provided with the gathering sill 800 of bar shaped, two ends of helical spring 81 are positioned at gathering sill 800, helical spring 81 is made to move axially along drive block guide rod 80 and can not rotate, the two ends of described helical spring 81 are against on described drive block 8, described drive block guide rod 80 is provided with the poke rod 82 stretched between described helical spring 81 circle, when described drive block guide rod 80 rotates and drives poke rod 82 to rotate, described poke rod 82 drives described helical spring 81 to move axially along described drive block guide rod 80, the first clutch shifting block 6 and the second clutch shifting block 7 is driven to move, realize clutch locking and be separated.
By the elastic transmission that helical spring 81 drives drive block 8 to move, no matter motor forward or reverse, rotates time-out or accumulates to a certain degree rotational variations, all there will not be stuck grade not rotate phenomenon.
Described driven opening latch mechanism comprises motor 9, one end of described drive block guide rod 80 is provided with driven gear 90, the axle of described motor 9 is provided with driving gear 91, described driving gear 91 is by driven gear 90 described in idler gear 92 transmission, idler gear 92 is double-layer gear, realizes slowing down by the number of teeth ratio of driving gear 91, idler gear 92 and driven gear 90.Motor 9 is connected with control circuit board, control circuit board is connected with fingerprint identification device, electronic cards recognition device etc., after control circuit board sends unlock instruction, motor rotates forward, the first clutch shifting block 6 and the second clutch shifting block 7 move toward one another is driven to make clutch locking, then after the time that time delay is preset, motor reverses again, drives the first clutch shifting block 6 with the second clutch shifting block 7 Divergence motion, clutch to be separated.
Described key unlocking mechanism comprises circle and pushes away 10, described circle pushes away 10 and is provided with axial bar hole 11, be provided with in described bar hole 11 and be connected to described drain pan 1 and tighten up a screw 12, the front end that described circle pushes away 10 is provided with circle and pushes away spring 13, rear end is connected with rotates shifting block 14, it is inclined-plane that described circle pushes away 10 faces contacted with described rotation shifting block 14, rotate shifting block 14 and be connected with plectrum 140 and lock core 141, rotational lock core 141 just can drive rotation shifting block 14 to rotate and unblank, during clutch locking, described rotation shifting block 14 rotates, promote described circle to push away 10 and move axially, the front end that described circle pushes away 10 promotes described drive block 8 and moves axially, drive block 8 promotes the first clutch shifting block 6 and the second clutch shifting block 7 move toward one another, latch 5 is pressed into clutch locked position of coupler, turning handle just can be unblanked, after having unblanked, key reverses, rotational lock core 141 is driven to rotate backward, plectrum 140 drives rotation shifting block 14 to rotate backward, circle pushes away spring 13 and circle is pushed away 10 and to rebound reset, simultaneously, drive block 8 rebounds reset by helical spring 81, make the first clutch shifting block 6 and the motion of the second clutch shifting block 7 Divergence, release latch 5.
Described pin member 3 is provided with latch bolt installation position 30, described latch bolt installation position 30 is provided with radial latch bolt hinge axis hole 31, described latch bolt 4 is provided with latch bolt axis hole 40, described latch bolt hinge axis hole 31, one latch bolt hinge 41 is installed in latch bolt axis hole 40, between one end of described latch bolt 4 and the top of described latch bolt installation position 30, a latch bolt spring 42 is installed, described rotating core 2 is provided with four the rotation bayonet sockets 20 being mutually 90 degree of annular array, during free state, one end of described latch bolt 4 is outwards ejected by described latch bolt spring 42, one end of described latch bolt 4 is made to stretch into wherein in a described rotation bayonet socket 20, during to a direction rotary motion core 2, one end that latch bolt 4 is stretched out can by compression idle running, pin member 3 can not be driven to rotate, in the opposite direction during rotary motion core 2, latch bolt 4 can not be compressed, pin member 3 can be driven to rotate, pin member 3 drives square shaft to rotate, dead bolt is stretched out lock a door.
The two ends of described latch bolt 4 are respectively provided with a recess 43, described pin member 3 is provided with corresponding with the recess 43 in described latch bolt 4 two through latch bolt spring mounting holes 33, described latch bolt spring 42 is arranged on wherein in a described latch bolt spring mounting hole 33, described pin member 3 is provided with a spring pressuring plate 34 pushed down at the top of described latch bolt spring 42, pull down the screw of spring pressuring plate 34, just can pull down spring pressuring plate 34, then latch bolt spring 42 is taken out, put into another latch bolt spring mounting hole 33, make the incline direction of latch bolt 4 contrary, just can realize adjustment L.H.flapped door and R.H.flapped door function, adjustment is simple, convenient.
Described pin member 3 is provided with two pin holes 32 that two are mutually 90 degree of arrangements, and described two latches 5 are arranged in two pin holes 32 respectively, and pin member 3 is provided with locating part 320, and locating part 320 stops latch 5 to depart from pin hole 32; Described rotating core 2 is provided with four the clutch screens 21 being mutually 90 degree of arrangements, and during locked position of coupler, described in a described wherein latch 5 inserts wherein in a clutch screens 21, or two latches 5 insert in two clutch screens 21 respectively.
Described first clutch shifting block 6 and the second clutch shifting block 7 are circular arc, described first clutch shifting block 6 and the second clutch shifting block 7 lay respectively at the both sides of described pin member 3, when clutch is in blocking, at an arbitrary position, a latch 5 can be had at least to be pressed in clutch screens 21, if an other pin member 3 is just in time in the gap place of the first clutch shifting block 6 and the second clutch shifting block 7, then this pin member 3 does not contact with the first clutch shifting block 6 or the second clutch shifting block 7, be not pressed in clutch screens 21, when rotating pin member 3, when unsettled latch 5 contacts with the first clutch shifting block 6 or the second clutch shifting block 7, also can be pressed in clutch screens 21 by the first clutch shifting block 6 or the second clutch shifting block 7.
Described drain pan 1 is provided with the first clutch hinge 60 and the second clutch hinge 61, described first clutch hinge 60 and the second clutch hinge 61 are hinged with the first clutch plectrum 62 and the second clutch plectrum 63 respectively, described second clutch shifting block 7 is directly connected with described drive block 8, described second clutch shifting block 7 is provided with universal driving shaft 70, one end and the described universal driving shaft 70 of described first clutch plectrum 62 are hinged, one end of the other end and described first clutch plectrum 62 is hinged, one end and the described universal driving shaft 70 of described second clutch plectrum 63 are hinged, the other end of the other end and described first clutch plectrum 62 is hinged, adopt the principle of lever, make the first clutch shifting block 6 and the second clutch shifting block 7 can realize locking phase to or Divergence motion, realize clutch locking or separation.
Electronic lock clutch of the present utility model can most mechanical locks on wildcard market, versatility and practical, a lockset left side is left and is opened with the right side adjustable, and when old mechanical lock is replaced by electronic lock, old mechanical lock lock body still can use, reduce waste, reduce expenses, old mechanical lock changes electronic lock need not remove original mechanical lock, installs simple and easy, change quick, save time.
Claims (10)
1. an electronic lock clutch, comprise drain pan (1), it is characterized in that rotating core (2) and pin member (3) are installed in described drain pan (1), latch bolt (4) and latch (5) are installed between described rotating core (2) and pin member (3), described latch (5) is connected with back-moving spring (50), clutch and drive block (8) are installed in described drain pan (1), one end of described drive block (8) is connected with described clutch, and the other end is connected with driven opening latch mechanism and key unlocking mechanism.
2. electronic lock clutch according to claim 1, it is characterized in that described clutch comprises the first clutch shifting block (6), second clutch shifting block (7) and clutch guide rod (67), described latch (5) is provided with two, described first clutch shifting block (6), second clutch shifting block (7) is arranged on described clutch guide rod (67), described first clutch shifting block (6) is connected with one end of described drive block (8) with the second clutch shifting block (7), under the drive of described drive block (8), described first clutch shifting block (6) and the second clutch shifting block (7) are along described clutch guide rod (67) synchronous slide, by two latches (5) or wherein a latch (5) be pressed into horizontal between described rotating core (2) and pin member (3).
3. electronic lock clutch according to claim 1, it is characterized in that being provided with drive block guide rod (80) in described drain pan (1), described drive block (8) is arranged on described drive block guide rod (80), under described driven opening latch mechanism or key unlocking mechanism drive, described drive block (8) slides along described drive block guide rod (80).
4. electronic lock clutch according to claim 3, it is characterized in that described drive block guide rod (80) circumference can be rotated and can not move axially, described drive block guide rod (80) is provided with can move axially can not circumference rotate helical spring (81), the two ends of described helical spring (81) are against on described drive block (8), described drive block guide rod (80) is provided with the poke rod (82) stretched between described helical spring (81) circle, when the rotation of described drive block guide rod (80) drives poke rod (82) to rotate, described poke rod (82) drives described helical spring (81) to move axially along described drive block guide rod (80).
5. electronic lock clutch according to claim 4, it is characterized in that described driven opening latch mechanism comprises motor (9), one end of described drive block guide rod (80) is provided with driven gear (90), the axle of described motor (9) is provided with driving gear (91), described driving gear (91) is by driven gear (90) described in idler gear (92) transmission.
6. electronic lock clutch according to claim 1, it is characterized in that described key unlocking mechanism comprises circle and pushes away (10), described circle pushes away (10) and is provided with axial bar hole (11), be provided with in described bar hole (11) and be connected to described drain pan (1) and tighten up a screw (12), the front end that described circle pushes away (10) is provided with circle and pushes away spring (13), rear end is connected with rotates shifting block (14), and it is inclined-plane that described circle pushes away the face that (10) contact with described rotation shifting block (14).
7. electronic lock clutch according to claim 1, it is characterized in that described pin member (3) is provided with latch bolt installation position (30), described latch bolt installation position (30) is provided with radial latch bolt hinge axis hole (31), described latch bolt (4) is provided with latch bolt axis hole (40), described latch bolt hinge axis hole (31), one latch bolt hinge (41) is installed in latch bolt axis hole (40), one latch bolt spring (42) is installed between one end of described latch bolt (4) and the top of described latch bolt installation position (30), described rotating core (2) is provided with four rotations bayonet socket (20) being mutually 90 degree of annular array, during free state, one end of described latch bolt (4) is outwards ejected by described latch bolt spring (42), one end of described latch bolt (4) is stretched into wherein in a described rotation bayonet socket (20).
8. electronic lock clutch according to claim 7, it is characterized in that the two ends of described latch bolt (4) are respectively provided with a recess (43), described pin member (3) is provided with corresponding with the recess (43) in described latch bolt (4) two through latch bolt spring mounting holes (33), described latch bolt spring (42) is arranged on wherein in a described latch bolt spring mounting hole (33), described pin member (3) is provided with a spring pressuring plate (34) pushed down at the top of described latch bolt spring (42).
9. electronic lock clutch according to claim 2, it is characterized in that described pin member (3) is provided with two pin holes (32) that two are mutually 90 degree of arrangements, described two latches (5) are arranged in two pin holes (32) respectively; Described rotating core (2) is provided with four the clutch screens (21) being mutually 90 degree of arrangements, during clutch blocking, described wherein latch (5) insert described in wherein in a clutch screens (21), or two latches (5) are inserted in two clutch screens (21) respectively.
10. electronic lock clutch according to claim 2, it is characterized in that described first clutch shifting block (6) and the second clutch shifting block (7) are circular arc, described first clutch shifting block (6) and the second clutch shifting block (7) lay respectively at the both sides of described pin member (3), described drain pan (1) is provided with the first clutch hinge (60) and the second clutch hinge (61), described first clutch hinge (60) and the second clutch hinge (61) are hinged with the first clutch plectrum (62) and the second clutch plectrum (63) respectively, described second clutch shifting block (7) is directly connected with described drive block (8), described second clutch shifting block (7) is provided with universal driving shaft (70), one end and the described universal driving shaft (70) of described first clutch plectrum (62) are hinged, one end of the other end and described first clutch plectrum (62) is hinged, one end and the described universal driving shaft (70) of described second clutch plectrum (63) are hinged, the other end of the other end and described first clutch plectrum (62) is hinged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618632.XU CN204199870U (en) | 2014-10-23 | 2014-10-23 | A kind of electronic lock clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618632.XU CN204199870U (en) | 2014-10-23 | 2014-10-23 | A kind of electronic lock clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204199870U true CN204199870U (en) | 2015-03-11 |
Family
ID=52657841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420618632.XU Withdrawn - After Issue CN204199870U (en) | 2014-10-23 | 2014-10-23 | A kind of electronic lock clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204199870U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105649420A (en) * | 2015-12-30 | 2016-06-08 | 潍坊鼎丰智能科技有限公司 | Electronic lock clutch |
| CN104328945B (en) * | 2014-10-23 | 2016-06-29 | 李宝坚 | A kind of electronic lock clutch |
| CN108343324A (en) * | 2018-04-18 | 2018-07-31 | 李祥龙 | A kind of moment of couple pattern clutch and its lock core component for smart lock |
| CN113338716A (en) * | 2021-06-30 | 2021-09-03 | 珠海优特物联科技有限公司 | Clutch and lock body |
-
2014
- 2014-10-23 CN CN201420618632.XU patent/CN204199870U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104328945B (en) * | 2014-10-23 | 2016-06-29 | 李宝坚 | A kind of electronic lock clutch |
| CN105649420A (en) * | 2015-12-30 | 2016-06-08 | 潍坊鼎丰智能科技有限公司 | Electronic lock clutch |
| CN108343324A (en) * | 2018-04-18 | 2018-07-31 | 李祥龙 | A kind of moment of couple pattern clutch and its lock core component for smart lock |
| CN113338716A (en) * | 2021-06-30 | 2021-09-03 | 珠海优特物联科技有限公司 | Clutch and lock body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150311 Effective date of abandoning: 20160629 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |