CN212154425U - Knob type character wheel lock - Google Patents
Knob type character wheel lock Download PDFInfo
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- CN212154425U CN212154425U CN202020212369.XU CN202020212369U CN212154425U CN 212154425 U CN212154425 U CN 212154425U CN 202020212369 U CN202020212369 U CN 202020212369U CN 212154425 U CN212154425 U CN 212154425U
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- character wheel
- knob
- wheel shaft
- character
- spring
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Abstract
The utility model discloses a knob type character wheel lock, which comprises a knob, a panel, a lock tongue and a character wheel component, wherein the knob and the panel can rotate relatively; the knob is provided with a cylindrical mounting cavity; the panel is pivoted and matched at the opening of the mounting cavity; the lock tongue is arranged on the side wall of the mounting cavity and can move along the axial direction of the mounting cavity; the character wheel assembly is provided with a base and a character wheel shaft, and when the password of the character wheel assembly is correct, the end part of the character wheel shaft can do telescopic motion on the side wall of the base and is movably matched with the lock tongue. The utility model discloses set up pivoted knob and panel relatively for the operation of unblanking of trick lock becomes circular motion, and the user makes knob and panel rotate relatively through rotatory knob, can realize the relative motion of the character wheel axle of spring bolt and character wheel subassembly, accomplishes to unblank or the operation of locking, and is structurally compacter, makes whole volume can design littleer, in order to reach the purpose of saving installation space, and the product can be more nimble on using the scene.
Description
Technical Field
The utility model relates to a trick lock field especially indicates a knob formula word wheel lock.
Background
The coded lock is one kind of lock, generally uses a group of numbers or symbol type codes to unlock, and the user only needs to remember the codes, does not need to configure keys, and is more convenient in use.
The coded locks are of various types, such as multi-dial type, rotary disc type, mechanical type, electronic type, card swiping type, fingerprint type and the like. The mechanical type wheel lock is common, the existing wheel lock is usually in a strip structure, has larger volume and larger occupied space, and is inconvenient to install in a storage cabinet with a smaller cabinet door.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a knob formula word wheel lock realizes reducing the volume to save installation space, install more in a flexible way.
In order to achieve the above purpose, the solution of the present invention is:
a knob type character wheel lock comprises a knob, a panel, a lock tongue and a character wheel assembly, wherein the knob and the panel can rotate relatively; the knob is provided with a cylindrical mounting cavity; the panel is in pivot joint fit with the opening of the mounting cavity; the lock tongue is arranged on the side wall of the mounting cavity and can move along the axial direction of the mounting cavity; the character wheel assembly is provided with a base and a character wheel shaft, when the password of the character wheel assembly is correct, the end part of the character wheel shaft can do telescopic motion on the side wall of the base and is movably matched with the lock tongue, so that the knob can rotate relative to the panel to realize unlocking or locking.
The knob type wheel lock further comprises a spring bolt spring, wherein a movable groove is formed in the side wall of the installation cavity and is arranged in the axial direction of the installation cavity, the spring bolt is movably matched in the movable groove, and the spring bolt spring is arranged between the spring bolt and the bottom of the movable groove to provide elastic force to enable the spring bolt to reset.
An unlocking inclined plane and a locking inclined plane are respectively arranged on two sides of the lock tongue; the unlocking inclined plane faces to the unlocking direction of the word wheel shaft so that the lock tongue is pressed along with the rotation of the knob and the word wheel shaft retracts; the upper locking inclined plane faces to the locking direction of the word wheel shaft and is inclined to the axial direction of the mounting cavity, so that the word wheel shaft is pressed along with the rotation of the knob and the lock tongue descends.
One end of the word wheel shaft is provided with a guide inclined plane which is opposite to the unlocking inclined plane and the locking inclined plane.
The character wheel assembly comprises a base with a movable cavity, a character wheel shaft, a plurality of groups of bushings and character wheels, a reset assembly, a positioning piece and a protective frame; the base is arranged on the panel and is positioned in the mounting cavity; the character wheel shaft penetrates through the movable cavity and performs telescopic motion along the axial direction of the movable cavity, and one end of the character wheel shaft is arranged opposite to the lock tongue so as to realize unlocking and locking; the bushing is sleeved on the word wheel shaft and can be relatively static or relatively rotate with the word wheel shaft along with the axial movement of the word wheel shaft; the character wheel is arranged corresponding to the bush and can rotate together with the bush or rotate relatively; the reset group is used for realizing the reset of the character wheel; the positioning piece is arranged on the base and is opposite to the character wheel so as to limit the reset of the character wheel; the protective frame is arranged on the base and can move along the axial direction of the base, so that the bush moves relative to the print wheel to change the matching mode of the bush and the print wheel; the knob and the panel rotate relatively to drive the character wheel shaft and the protective frame to move along the axial direction of the base, and the positioning piece limits or unlocks the rotation of the character wheel.
The reset assembly comprises a character wheel magnet and a reset magnet, the character wheel magnet is arranged opposite to the character wheel, and the reset magnet is used for attracting the character wheel magnet to reset the character wheel; the character wheel magnets are arranged in pairs, and each character wheel is provided with a pile of character wheel magnets with opposite heteropolarity; the reset magnet is arranged along the axial direction of the character wheel shaft and is arranged on the character wheel shaft.
The outer periphery of the character wheel shaft is provided with a plurality of convex blocks, the lining corresponds to the convex blocks one by one, the inner wall of the lining is provided with a first clamping groove arranged opposite to the convex blocks, and the convex blocks are movably matched in the first clamping grooves along with the movement of the character wheel shaft.
The periphery of bush is provided with the spacing arch of a plurality of equidistant settings, the inner wall of character wheel be provided with the relative spacing draw-in groove that sets up of spacing arch, spacing protruding clearance fit is in the spacing draw-in groove.
The character wheel assembly further comprises a spring mounting seat, a character wheel shaft spring and a protection frame spring, wherein the spring mounting seat is arranged at the end part, far away from the spring bolt, of the character wheel shaft, the spring mounting seat is arranged between the end part, far away from the spring bolt, of the character wheel shaft and the side wall of the mounting cavity, the character wheel shaft spring and the protection frame spring are both mounted on the spring mounting seat and respectively provide elastic force to achieve axial movement of the character wheel shaft and the protection frame. The character wheel assembly further comprises a positioning piece spring, the positioning piece is in pivot joint fit with the base, clamping jaws arranged corresponding to the number of the character wheels are arranged on one side of the positioning piece, second clamping grooves are formed between every two adjacent code words of the character wheels, the clamping jaws are arranged opposite to the second clamping grooves, and the positioning piece spring is arranged between the other side of the positioning piece and the base to provide elastic force to drive the positioning piece to rotate so as to enable the clamping jaws to be embedded in the second clamping grooves to limit the rotation of the character wheels; the bottom of installation cavity is provided with the unblock boss, the unblock boss with the opposite side of setting element sets up relatively, the setting element along with the rotation of knob with unblock boss clearance fit, the setting element with when unblock boss contact the jack catch breaks away from the second draw-in groove.
After the technical scheme is adopted, the utility model discloses set up pivoted knob and panel relatively for the operation of unblanking of trick lock becomes circular motion, and the user makes knob and panel rotate relatively through rotatory knob, can realize the relative motion of the word shaft of spring bolt and word wheel subassembly, accomplishes the operation of unblanking or locking, and is structurally compacter, makes whole volume can design littleer, in order to reach the purpose of saving installation space, and the product can be more nimble on using the scene.
Drawings
FIG. 1 is a perspective view of an embodiment of the present invention;
FIG. 2 is an exploded view of an embodiment of the present invention;
FIG. 3 is an exploded view of a word wheel assembly in accordance with an embodiment of the present invention;
FIG. 4 is a perspective view of a knob according to an embodiment of the present invention;
fig. 5 is a perspective view of a latch bolt according to an embodiment of the present invention;
FIG. 6 is a perspective view of a word axle in accordance with an embodiment of the present invention;
FIG. 7 is a perspective view of a print wheel and a bushing in accordance with an embodiment of the present invention;
fig. 8 is a schematic structural view of an unlocked state according to an embodiment of the present invention;
fig. 9 is a schematic structural view of an unlocked state according to an embodiment of the present invention;
fig. 10 is a schematic structural view of a locked state according to an embodiment of the present invention;
the reference numbers illustrate:
a knob 10; a mounting cavity 11; a movable groove 111; an unlocking boss 112; a panel 20; a latch bolt 30; an unlocking ramp 31; an upper locking ramp 32; a print wheel assembly 40; a base 41; a movable chamber 411; a character wheel groove 4111; a word axle 42; a guide slope 421; a bump 422; a bushing 43; a first card slot 431; a limiting protrusion 432; a print wheel 44; a limiting clamping groove 441; a second card slot 442; a reset assembly 45; a character wheel magnet 451; a reset magnet 452; a positioning member 46; the claws 461; a protection frame 47; a spring mount 48; a word shaft spring 481; a fender spring 482; a retainer spring 49; a deadbolt spring 50.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following embodiments.
The utility model relates to a knob formula character wheel lock, including relative pivoted knob 10 and panel 20, spring bolt 30 and install character wheel subassembly 40 on panel 20.
The knob 10 is provided with a cylindrical mounting cavity 11.
The panel 20 is pivotally fitted to the opening of the mounting cavity 11.
The latch tongue 30 is mounted on a side wall of the mounting cavity 11 and is movable in an axial direction of the mounting cavity 11.
The character wheel assembly 40 has a base 41 and a character wheel shaft 42, and when the password of the character wheel assembly 40 is correct, the end of the character wheel shaft 42 can make a telescopic movement on the side wall of the base 41 and is movably matched with the bolt 30, so that the knob 10 can rotate relative to the panel 20 to realize unlocking or locking.
Referring to fig. 1-7, a specific embodiment of the present invention is shown.
The inner end of the knob 10 is set as a locking end to limit or allow the opening and closing of the cabinet door installed in the utility model.
The utility model discloses still include spring bolt 50, be provided with movable groove 111 on the lateral wall of above-mentioned installation cavity 11, this movable groove 111 sets up along the axial of installation cavity 11, and spring bolt 30 movable fit is in movable groove 111, and spring bolt spring 50 sets up between the bottom in spring bolt 30 and movable groove 111 to provide elasticity and make spring bolt 30 upwards reset, guarantee spring bolt 30's job stabilization nature.
The locking tongue 30 is provided with an unlocking inclined surface 31 and an locking inclined surface 32 at both sides thereof. The unlocking slant 31 faces an unlocking direction of the character wheel shaft 42 to press the latch tongue 30 with the rotation of the knob 10 and retract the character wheel shaft 42; upper locking ramp 32 faces the locking direction of word-wheel shaft 42 and is inclined to the axial direction of mounting cavity 11 so that word-wheel shaft 42 presses and lowers deadbolt 30 as knob 10 is rotated.
One end of the word-wheel shaft 42 is provided with a guide inclined surface 421 opposite to the unlocking inclined surface 31 and the locking inclined surface 32 to ensure that the relative movement between the two is smoother.
The print wheel assembly 40 includes a base 41 having a movable cavity 411, a print wheel shaft 42, a plurality of sets of bushings 43 and print wheels 44, as well as a reset assembly 45, a positioning member 46 and a protective bracket 47. The base 41 is mounted on the panel 20 and is located in the mounting cavity 11. The word wheel shaft 42 penetrates the movable cavity 411 and performs telescopic movement along the axial direction of the movable cavity 411, and one end of the word wheel shaft 42 is arranged opposite to the locking bolt 30 to realize unlocking and locking. The bush 43 is fitted over the character wheel shaft 42 and is capable of relatively stationary or rotating with respect to the character wheel shaft 42 in accordance with the axial movement of the character wheel shaft 42. The print wheel 44 is disposed to correspond to the bush 43 and is rotatable together with or relatively to the bush 43. Reset assembly 45 is used to effect reset of print wheel 44. A positioning member 46 is mounted on the base 41 and is disposed opposite the character wheel 44 to restrict the return of the character wheel 44. The protection bracket 47 is mounted on the base 41 and can move along the axial direction of the base 41, so that the bush 43 moves relative to the print wheel 44 to change the matching mode of the bush 43 and the print wheel 44, wherein, the relative rotation of the knob 10 and the panel 20 drives the print wheel shaft 42 and the protection bracket 47 to move along the axial direction of the base 41, and the positioning piece 46 limits or unlocks the rotation of the print wheel 44.
The reset unit 45 includes a print wheel magnet 451 and a reset magnet 452, the print wheel magnet 451 is disposed opposite to the print wheel 44, and the reset magnet 452 attracts the print wheel magnet 451 to reset the print wheel 44.
The character wheel magnets 451 are arranged in pairs, and each character wheel 44 is provided with a pair of character wheel magnets 451 with opposite poles; the reset magnet 452 is disposed along the axial direction of the word line shaft 42 and is mounted on the word line shaft 42.
The reset assembly 45 further includes an accelerating magnet (not shown) mounted on the base 41 and disposed parallel to the reset magnet 452.
The outer circumference of the word wheel shaft 42 is provided with a plurality of convex blocks 422, the lining 43 corresponds to the convex blocks 422 one by one, the inner wall of the lining 43 is provided with a first clamping groove 431 which is arranged opposite to the convex blocks 422, and the convex blocks 422 are movably matched in the first clamping grooves 431 along with the movement of the word wheel shaft 42.
The periphery of the bushing 43 is provided with a plurality of spacing protrusions 432 arranged at equal intervals, the inner wall of the character wheel 44 is provided with spacing slots 441 arranged opposite to the spacing protrusions 432, and the spacing protrusions 432 are movably matched in the spacing slots 441.
The side wall of the movable cavity 411 is provided with a print wheel groove 4111 corresponding to each print wheel 44, and the print wheel groove 4111 gives way for the rotation of the print wheel 44 and limits the axial movement of the print wheel 44 in the movable cavity 411.
The print wheel assembly 40 further comprises a spring mounting seat 48, a print wheel shaft spring 481 and a protection frame spring 482 which are arranged at the end part of the print wheel shaft 42 far away from the bolt 30, wherein the spring mounting seat 48 is arranged between the end part of the print wheel shaft 42 far away from the bolt 30 and the side wall of the mounting cavity 11, and the print wheel shaft spring 481 and the protection frame spring 482 are both arranged on the spring mounting seat 48 and respectively provide elastic force to realize the axial movement of the print wheel shaft 42 and the protection frame 47.
The two ends of the protection frame 47 are sleeved on the word wheel shaft 42 and respectively abut against the bushings 43 at the two ends of the inner side of the protection frame 47, so that the protection frame 47 can drive the bushings 43 to move.
The character wheel assembly 40 further includes a positioning member spring 49, the positioning member 46 is pivotally coupled to the base 41, one side of the positioning member 46 has a plurality of claws 461 corresponding to the number of the character wheels 44, a second engaging groove 442 is formed between two adjacent characters of the character wheels 44, the claws 461 are opposite to the second engaging grooves 442, and the positioning member spring 49 is disposed between the other side of the positioning member 46 and the base 41 to provide an elastic force to drive the positioning member 46 to rotate, so that the claws 461 are embedded in the second engaging grooves 442, thereby limiting the character wheels 44 from rotating due to the mutual attraction between the reset magnet 403 and the character wheel magnet 406. The bottom of the installation cavity 11 is provided with an unlocking boss 112, the unlocking boss 112 is arranged opposite to the other side of the positioning member 46, the positioning member 46 is movably matched with the unlocking boss 112 along with the rotation of the knob 10, and the claw 461 is separated from the second clamping groove 442 when the positioning member 46 is contacted with the unlocking boss 112.
Referring to fig. 8, in a normal state (i.e. an unlocked state), the password is in a disordered state, the password is incorrect, the bump 422 of the character wheel shaft 42 and the first slot 431 of the bushing 43 are not in a straight line, the character wheel shaft 42 cannot perform telescopic motion (the character wheel shaft 42 is in an extended state all the time under the effect of the character wheel shaft spring 481), so that when the user wants to rotate the knob 10, the character wheel shaft 42 is clamped at the position of the lock tongue 30, and the knob 10 cannot rotate freely, i.e. cannot be unlocked.
Referring to fig. 9, when the combination is correct, the protrusion 422 of the character wheel shaft 42 is aligned with the first locking groove 431 of the bushing 43, the character wheel shaft 42 can freely perform telescopic movement, the user turns the knob 10 (indicated by an arrow in the figure), the unlocking inclined surface 31 of the locking bolt 30 presses the character wheel shaft 42 to retract (the protrusion 422 penetrates the first locking groove 431), so that the end of the character wheel shaft 42 passes over the locking bolt 30, namely unlocking is realized, and the knob 10 can rotate within a set angle to realize other functions.
Referring to fig. 10, when locking is required, a user rotates the knob 10 in reverse (indicated by arrows in the figure), so that the end of the word-wheel shaft 42 gradually approaches and abuts against the upper locking inclined surface 32 of the locking tongue 30, applies pressure to the upper locking inclined surface 32 to press the locking tongue 30 to descend and press the locking tongue spring 50, so that the end of the word-wheel shaft 42 passes over the locking tongue 30 again and returns to the original position, and then the locking tongue 30 is reset under the action of the locking tongue spring 50 to limit the movement of the word-wheel shaft 42 again, that is, the knob 10 cannot rotate freely again, and locking is completed.
Through the above scheme, the utility model discloses a but set up relative pivoted knob 10 and panel 20 for the operation of unblanking of trick lock becomes circular motion, the user makes knob 10 and panel 20 rotate relatively through rotatory knob 10, can realize the relative motion of the character wheel axle 42 of spring bolt 30 and character wheel subassembly 40, the completion is unblanked or is locked the operation, and is structurally compacter, make whole volume can design littleer, in order to reach the purpose of saving installation space, the product can be more nimble on using the scene.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (10)
1. A knob formula word wheel lock which characterized in that: the lock comprises a knob, a panel, a bolt and a character wheel assembly, wherein the knob and the panel can rotate relatively;
the knob is provided with a cylindrical mounting cavity;
the panel is in pivot joint fit with the opening of the mounting cavity;
the lock tongue is arranged on the side wall of the mounting cavity and can move along the axial direction of the mounting cavity;
the character wheel assembly is provided with a base and a character wheel shaft, when the password of the character wheel assembly is correct, the end part of the character wheel shaft can do telescopic motion on the side wall of the base and is movably matched with the lock tongue, so that the knob can rotate relative to the panel to realize unlocking or locking.
2. A knob type wheel lock according to claim 1, wherein:
the spring bolt is characterized by further comprising a spring bolt spring, wherein a movable groove is formed in the side wall of the installation cavity and is arranged along the axial direction of the installation cavity, the spring bolt is movably matched in the movable groove, and the spring bolt spring is arranged between the spring bolt and the bottom of the movable groove to provide elastic force to enable the spring bolt to reset.
3. A knob type wheel lock according to claim 1, wherein:
an unlocking inclined plane and a locking inclined plane are respectively arranged on two sides of the lock tongue; the unlocking inclined plane faces to the unlocking direction of the word wheel shaft so that the lock tongue is pressed along with the rotation of the knob and the word wheel shaft retracts; the upper locking inclined plane faces to the locking direction of the word wheel shaft and is inclined to the axial direction of the mounting cavity, so that the word wheel shaft is pressed along with the rotation of the knob and the lock tongue descends.
4. A knob type wheel lock according to claim 3, wherein:
one end of the word wheel shaft is provided with a guide inclined plane which is opposite to the unlocking inclined plane and the locking inclined plane.
5. A knob type wheel lock according to claim 1, wherein:
the character wheel assembly comprises a base with a movable cavity, a character wheel shaft, a plurality of groups of bushings and character wheels, a reset assembly, a positioning piece and a protective frame;
the base is arranged on the panel and is positioned in the mounting cavity;
the character wheel shaft penetrates through the movable cavity and performs telescopic motion along the axial direction of the movable cavity, and one end of the character wheel shaft is arranged opposite to the lock tongue so as to realize unlocking and locking;
the bushing is sleeved on the word wheel shaft and can be relatively static or relatively rotate with the word wheel shaft along with the axial movement of the word wheel shaft;
the character wheel is arranged corresponding to the bush and can rotate together with the bush or rotate relatively;
the reset group is used for realizing the reset of the character wheel;
the positioning piece is arranged on the base and is opposite to the character wheel so as to limit the reset of the character wheel;
the protective frame is arranged on the base and can move along the axial direction of the base, so that the bush moves relative to the print wheel to change the matching mode of the bush and the print wheel;
the knob and the panel rotate relatively to drive the character wheel shaft and the protective frame to move along the axial direction of the base, and the positioning piece limits or unlocks the rotation of the character wheel.
6. The knob type wheel lock according to claim 5, wherein:
the reset assembly comprises a character wheel magnet and a reset magnet, the character wheel magnet is arranged opposite to the character wheel, and the reset magnet is used for attracting the character wheel magnet to reset the character wheel; the character wheel magnets are arranged in pairs, and each character wheel is provided with a pile of character wheel magnets with opposite heteropolarity; the reset magnet is arranged along the axial direction of the character wheel shaft and is arranged on the character wheel shaft.
7. The knob type wheel lock according to claim 5, wherein:
the outer periphery of the character wheel shaft is provided with a plurality of convex blocks, the lining corresponds to the convex blocks one by one, the inner wall of the lining is provided with a first clamping groove arranged opposite to the convex blocks, and the convex blocks are movably matched in the first clamping grooves along with the movement of the character wheel shaft.
8. The knob type wheel lock according to claim 5, wherein:
the periphery of bush is provided with the spacing arch of a plurality of equidistant settings, the inner wall of character wheel be provided with the relative spacing draw-in groove that sets up of spacing arch, spacing protruding clearance fit is in the spacing draw-in groove.
9. The knob type wheel lock according to claim 5, wherein:
the character wheel assembly further comprises a spring mounting seat, a character wheel shaft spring and a protection frame spring, wherein the spring mounting seat is arranged at the end part, far away from the spring bolt, of the character wheel shaft, the spring mounting seat is arranged between the end part, far away from the spring bolt, of the character wheel shaft and the side wall of the mounting cavity, the character wheel shaft spring and the protection frame spring are both mounted on the spring mounting seat and respectively provide elastic force to achieve axial movement of the character wheel shaft and the protection frame.
10. The knob type wheel lock according to claim 5, wherein:
the character wheel assembly further comprises a positioning piece spring, the positioning piece is in pivot joint fit with the base, clamping jaws arranged corresponding to the number of the character wheels are arranged on one side of the positioning piece, second clamping grooves are formed between every two adjacent code words of the character wheels, the clamping jaws are arranged opposite to the second clamping grooves, and the positioning piece spring is arranged between the other side of the positioning piece and the base to provide elastic force to drive the positioning piece to rotate so as to enable the clamping jaws to be embedded in the second clamping grooves to limit the rotation of the character wheels;
the bottom of installation cavity is provided with the unblock boss, the unblock boss with the opposite side of setting element sets up relatively, the setting element along with the rotation of knob with unblock boss clearance fit, the setting element with when unblock boss contact the jack catch breaks away from the second draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212369.XU CN212154425U (en) | 2020-02-26 | 2020-02-26 | Knob type character wheel lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020212369.XU CN212154425U (en) | 2020-02-26 | 2020-02-26 | Knob type character wheel lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212154425U true CN212154425U (en) | 2020-12-15 |
Family
ID=73712551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020212369.XU Active CN212154425U (en) | 2020-02-26 | 2020-02-26 | Knob type character wheel lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212154425U (en) |
-
2020
- 2020-02-26 CN CN202020212369.XU patent/CN212154425U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361006 No.29, houshantou Road, Shenqing Industrial Zone, Guankou Town, Jimei District, Xiamen City, Fujian Province Patentee after: Xiamen Meike Security Technology Co.,Ltd. Address before: 361006 No.29, houshantou Road, Shenqing Industrial Zone, Guankou Town, Jimei District, Xiamen City, Fujian Province Patentee before: XIAMEN MAKE SECURITY TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |