CN106884579A - A kind of electronic safety lock - Google Patents
A kind of electronic safety lock Download PDFInfo
- Publication number
- CN106884579A CN106884579A CN201710266403.4A CN201710266403A CN106884579A CN 106884579 A CN106884579 A CN 106884579A CN 201710266403 A CN201710266403 A CN 201710266403A CN 106884579 A CN106884579 A CN 106884579A
- Authority
- CN
- China
- Prior art keywords
- lock
- hoodle
- hole
- electromagnet
- locked
- 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.)
- Granted
Links
- 238000003780 insertion Methods 0.000 claims abstract description 7
- 230000037431 insertion Effects 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/06—Controlling mechanically-operated bolts by electro-magnetically-operated detents
- E05B47/0611—Cylinder locks with electromagnetic control
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
- E05B19/0017—Key profiles
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B27/00—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in
- E05B27/0057—Cylinder locks or other locks with tumbler pins or balls that are set by pushing the key in with increased picking resistance
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B35/00—Locks for use with special keys or a plurality of keys ; keys therefor
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0002—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
- E05B47/0003—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core
- E05B47/0004—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets having a movable core said core being linearly movable
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B9/00—Lock casings or latch-mechanism casings ; Fastening locks or fasteners or parts thereof to the wing
- E05B9/04—Casings of cylinder locks
-
- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00309—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys operated with bidirectional data transmission between data carrier and locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0048—Circuits, feeding, monitoring
- E05B2047/0057—Feeding
- E05B2047/0063—Energy transfer from key to lock, e.g. for emergency opening
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B2047/0084—Key or electric means; Emergency release
Abstract
The present invention provides a kind of electronic safety lock,Including lock housing,Lock core and key,It is described to be provided with conductive pin on the key,The lock core is rotatably arranged in the lock housing,The keyhole for key insertion is provided with the lock core,Locked with electromagnet hole and the hoodle lock hole communicated with the keyhole are respectively equipped with the lock core,The lock housing side is provided with the hoodle movable span and stop pin movable span for being communicated with the hoodle lock hole and the locked with electromagnet hole respectively,The hoodle movable span and hoodle lock hole are provided with hoodle locked component,The stop pin movable span and locked with electromagnet hole are provided with electromagnetic locking component,Using said structure,Can not only real mechanical release,Electric control for opening lock can also be realized,And the unblock of electromagnetic locking component needs to be realized by identification and checking,It is not communicated with plus electromagnetic locking component and keyhole,Robber is avoided mechanically to be unlocked by force by keyhole,Therefore the present invention has good anti-theft.
Description
【Technical field】
The present invention relates to field of lockset, especially a kind of electronic safety lock.
【Background technology】
All kinds of lockset is currently there are, but the lock core of traditional lockset can not anti-technology unlatching, robber
Machinery unlatching by force can be directly carried out to lock core, so that this kind of lockset lacks anti-theft function, especially unlocking technique in recent years
Continue to develop, several seconds of general lock core can be unlocked so that be obtained not using the property even personal safety of the people of this kind of lockset
To guarantee；And the lock core structure of novel anti-burglar lock, greatly, structure is complex for its size of key, is unfavorable for production.
【The content of the invention】
The technical problem to be solved in the present invention is to provide a kind of anti-theft electronic safety lock well.
The object of the present invention is achieved like this：
A kind of electronic safety lock, including lock housing, lock core and key, described to be provided with conductive pin on the key, the lock core can
It is rotatably arranged in the lock housing, one end of the lock core is provided with lock core executive item, is provided with the lock core and is inserted for the key
The keyhole for entering, is respectively equipped with locked with electromagnet hole and the hoodle lock hole communicated with the keyhole on the lock core, described
Lock housing side is provided with the hoodle movable span and stop pin work for being communicated with the hoodle lock hole and the locked with electromagnet hole respectively
Dynamic hole, the hoodle movable span and hoodle lock hole are provided with hoodle locked component, and the stop pin movable span and electromagnet are locked
Determine hole and be provided with electromagnetic locking component, linking block is additionally provided with the lock core, the linking block is provided with conducting strip, the conduction
Piece is electrically connected with the electromagnetic locking component, the end of the lock core and is provided with the keyhole side for the conductive pin
The conductive through hole of insertion so that insert the conductive through hole when the conductive pin injects the keyhole with the key
When, external power source is the electromagnetic locking assembly power supply by the conductive pin and the conducting strip.
Using said structure, can not only be by hoodle locked component reality mechanical release, moreover it is possible to by electromagnetic locking component
Electric control for opening lock is realized, and the unblock of electromagnetic locking component needs to be realized by identification and checking, adds electromagnetic locking group
Part is not communicated with keyhole, it is to avoid robber is mechanically unlocked by force by keyhole, thus the present invention have it is good
Anti-theft.
A kind of electronic safety lock as described above, the electromagnetic locking component includes being movably arranged at the locked with electromagnet hole
With the locked with electromagnet pin on stop pin movable span and be fixed on the stop pin movable span and inside is provided with electromagnet
Electromagnet base, the electromagnet base end be provided with the conducting strip make electrical contact with attaching plug, think located at electromagnet base
Interior electromagnet provides power supply, electromagnet obtain it is electric after locked with electromagnet pin attracted and depart from stop pin movable span, so as to realize
The electric control for opening lock of electromagnetic locking component.
A kind of electronic safety lock as described above, the electromagnet base is provided with for the locked with electromagnet pin movable telescopic
Blind hole, stop pin elastic component is provided with the blind hole, so that the locked with electromagnet pin is all the time by top pressure to the electromagnet
Between lock hole and the stop pin movable span, the electromagnet base is additionally provided with the circuit module of control magnet switching electricity, when
Insert a key into when in keyhole, conductive pin is inserted into conductive through hole and is contacted with conducting strip therewith, and attaching plug
Electrically connected with conducting strip, so that the power supply being arranged on the key is transferred to by conductive pin, conducting strip and attaching plug
On circuit module, and then cause that electromagnet obtains electric, locked with electromagnet pin is sucked into blind hole and departs from stop pin movable span, further
Realize the electric control for opening lock of electromagnetic locking component.
A kind of electronic safety lock as described above, the hoodle locked component includes being movably arranged on the hoodle lock hole
Hoodle, on the hoodle movable span and can on the hoodle movable span with the hoodle lock hole activity the decorative pearl on top of an official cap and
Be located on the hoodle movable span for the plugging block that blocks the hoodle movable span and be fixedly connected with the lock housing, it is described
Be provided with dynamic clamping head and quiet clamping head between plugging block and the decorative pearl on top of an official cap, when inserting a key into keyhole, key by hoodle jack-up, while
The decorative pearl on top of an official cap is by hoodle jack-up and is fully retracted in hoodle movable span, realizes the mechanical release of hoodle locked component.
A kind of electronic safety lock as described above, the lock housing side is provided with electromagnetic locking component described at least two, is
Strengthen the settable multiple electromagnetic locking component of anti-theft, but the present invention preferably.
A kind of electronic safety lock as described above, the lock housing side is provided with hoodle locked component described at least two, is
Strengthen the settable multiple hoodle locked component of anti-theft, but the present invention preferably.
A kind of electronic safety lock as described above, is provided with power module, control module and bluetooth letter in described key one end
Number transceiver module, so that user can be interacted and authentication by mobile device and key, and is the electronic lock mechanisms
Power supply is provided, is interacted and authentication by mobile device and key so that the electric control for opening lock of electromagnetic locking component becomes
It is more complicated, further enhance anti-theft.
A kind of electronic safety lock as described above, the conductive pin can elastic telescopic ground located at it is described on the key, to increase
Intensity when strong conductive pin is contacted with conducting strip.
A kind of electronic safety lock as described above, it is described to be provided with the shrinkage pool being adapted with the hoodle on the key so that will
After in key insertion keyhole, key is by hoodle jack-up and it is connected on shrinkage pool, while the decorative pearl on top of an official cap is simultaneously complete by hoodle jack-up
In indentation hoodle activity 1, the mechanical release of hoodle locked component is further realized.
【Brief description of the drawings】
Specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings, wherein：
Fig. 1 is exploded perspective view of the invention；
Fig. 2 is the floor map of electromagnet base of the present invention；
Fig. 3 is phantom of the invention；
Fig. 4 is use state of the invention with reference to one of figure；
Fig. 5 is use state of the invention with reference to the two of figure.
【Specific embodiment】
A kind of electronic safety lock, its simple structure, including lock housing 1, lock core 2 and key 3, key 3 are provided with telescopic
Conductive pin 31, lock core 2 is rotatably arranged in lock housing 1, and one end of lock core 2 is provided with lock core executive item 25, lock core 2 and is provided with confession
The keyhole 21 of the insertion of key 3, is respectively equipped with locked with electromagnet hole 23 and the hoodle lock hole communicated with keyhole 21 on lock core 2
22, the side of lock housing 1 is provided with the hoodle movable span 11 and stop pin for being communicated with hoodle lock hole 22 and locked with electromagnet hole 23 respectively
Movable span 12, hoodle movable span 11 and hoodle lock hole 22 are provided with hoodle locked component 4, stop pin movable span 12 and electromagnet
Lock hole 23 is provided with electromagnetic locking component 7, and linking block 8 is additionally provided with lock core 2, and linking block 8 is provided with conducting strip 81, conducting strip
81 electrically connect with electromagnetic locking component 7, the end of lock core 2 and be provided with the side of keyhole 3 for conductive pin 31 insertion conduction
Through hole 24 so that when conductive pin 31 is when key 3 injecting keyhole 21 and inserting conductive through hole 24, external power source is by conduction
Contact pin 31 and conducting strip 81 and be that electromagnetic locking component 7 is powered.
Electromagnetic locking component 7 includes the locked with electromagnet being movably arranged on locked with electromagnet hole 23 and stop pin movable span 12
Pin 5 is provided with the electromagnet base 6 of electromagnet be fixed on stop pin movable span 12 and inside, and electromagnet base 6 is provided with confession
Stop pin elastic component 62 is provided with the blind hole 61 of the movable telescopic of locked with electromagnet pin 5, blind hole 61, so that locked with electromagnet pin 5 begins
Eventually by top pressure between locked with electromagnet hole 23 and stop pin movable span 12, electromagnet base 6 is additionally provided with control magnet switching electricity
Circuit module 63, the end of electromagnet base 6 be additionally provided with the homonymy of blind hole 6 and the attaching plug 631 that electrically connects with conducting strip 81
Think that circuit module 63 is powered.
Hoodle locked component 4 includes being movably arranged at hoodle 44 on hoodle lock hole 22, on hoodle movable span 11 and
Can on hoodle movable span 11 and hoodle lock hole 22 decorative pearl on top of an official cap 41 of activity and be located on hoodle movable span 11 for blocking bullet
Pearl movable span 11 and the plugging block 42 being fixedly connected with lock housing 1, are provided with dynamic clamping head and quiet clamping head 43 between plugging block 42 and the decorative pearl on top of an official cap 41.
To strengthen anti-theft, the side of lock housing 1 is provided with two or more stop pins communicated with locked with electromagnet hole 23
Movable span 12, locked with electromagnet hole 23 is provided with the electromagnetic locking component 7 of respective numbers, but the present invention preferably.
To strengthen anti-theft, the side of lock housing 1 is provided with the hoodle activity that two or more are communicated with hoodle lock hole 22
Hole 11, hoodle movable span 11 is provided with the hoodle locked component 4 of respective numbers, but the present invention preferably.
Key 3 is provided with the shrinkage pool 32 being adapted with hoodle 44, be provided with the one end of key 3 power module, control module and
Bluetooth signal transceiver module, so that user can be interacted and authentication by mobile device and key 3, and is electronics lock machine
Structure 7 provides power supply.
When the present invention is used, key 3 is inserted in keyhole 21, conductive pin 31 is inserted into conductive through hole 24 simultaneously therewith
Contacted with conducting strip 81, and key 3 is by the jack-up of hoodle 44 and it is connected on shrinkage pool 32, while the decorative pearl on top of an official cap 41 is by the jack-up of hoodle 44
And be fully retracted in hoodle movable span 11, as shown in figure 4, now hoodle locked component 4 is unlocked, but because electromagnetic locking group
Part 7 is not unlocked also, so lock core 2 not yet unlocks, then can be by operating mobile device to unblock electromagnetic locking component 7
Interacted with key 3 and authentication, authorize it and control the power module on key 3 by conductive pin 31, conduction
Be transferred to electric signal on circuit module 63 by the attaching plug 631 on piece 81 and electromagnet base 6, and the control of circuit module 63 is arranged on
Electromagnet on electromagnet base 6 obtains electric, so as to attract locked with electromagnet pin 5 so that locked with electromagnet pin 5 departs from locked with electromagnet
Hole 23 and be retracted in blind hole 6, complete unblock to electromagnetic locking component 7, now lock core 2 is unlocked, you can by rotating key 3
Carry out band movable lock core 2 and lock core executive item 25 is rotated and performs corresponding unlocking motion.
Claims (9)
1. a kind of electronic safety lock, it is characterised in that including lock housing (1), lock core (2) and key (3), the key (3) is provided with
Conductive pin (31), the lock core (2) is rotatably arranged in the lock housing (1), and one end of the lock core (2) is provided with lock core and holds
The keyhole (21) for the key (3) insertion is provided with row part (25), the lock core (2), is respectively equipped with the lock core (2)
Locked with electromagnet hole (23) and the hoodle lock hole (22) communicated with the keyhole (21), lock housing (1) side is provided with point
Hoodle movable span (11) and the stop pin activity not communicated with the hoodle lock hole (22) and the locked with electromagnet hole (23)
Hole (12), the hoodle movable span (11) and hoodle lock hole (22) are provided with hoodle locked component (4), the stop pin activity
Hole (12) and locked with electromagnet hole (23) are provided with electromagnetic locking component (7), and linking block (8), institute are additionally provided with the lock core (2)
State linking block (8) and be provided with conducting strip (81), the conducting strip (81) electrically connects with the electromagnetic locking component (7), the lock
The end of core (2) and be provided with the keyhole (3) side for the conductive pin (31) insertion conductive through hole (24) so that
When the conductive pin (31) is when the key (3) injecting the keyhole (21) and inserting the conductive through hole (24), outward
Portion's power supply is electromagnetic locking component (7) power supply by the conductive pin (31) and the conducting strip (81).
2. a kind of electronic safety lock according to claim 1, it is characterised in that the electromagnetic locking component (7) is including activity
Locked with electromagnet pin (5) on the locked with electromagnet hole (23) and stop pin movable span (12) and it is fixed at the lock
On rationed marketing movable span (12) and inside is provided with the electromagnet base (6) of electromagnet, electromagnet base (6) end be provided with it is described
The attaching plug (631) of conducting strip (81) electrical contact, thinks that the electromagnet in electromagnet base (6) provides power supply.
3. a kind of electronic safety lock according to claim 2, it is characterised in that the electromagnet base (6) is provided with for described
Stop pin elastic component (62) is provided with the blind hole (61) of locked with electromagnet pin (5) movable telescopic, the blind hole (61), so that described
Locked with electromagnet pin (5) all the time by top pressure between the locked with electromagnet hole (23) and the stop pin movable span (12), institute
State the circuit module (63) that electromagnet base (6) is additionally provided with control magnet switching electricity.
4. a kind of electronic safety lock according to claim 1, it is characterised in that the hoodle locked component (4) is including activity
Hoodle (44) on the hoodle lock hole (22), on the hoodle movable span (11) and can be in hoodle activity
On hole (11) and the hoodle lock hole (22) decorative pearl on top of an official cap (41) of activity and be located on the hoodle movable span (11) for sealing
Block up the hoodle movable span (11) and the plugging block (42) that is fixedly connected with the lock housing (1), the plugging block (42) with it is described
Dynamic clamping head and quiet clamping head (43) is provided between the decorative pearl on top of an official cap (41).
5. a kind of electronic safety lock according to any one of Claims 1-4, it is characterised in that lock housing (1) side sets
There are electromagnetic locking component (7) described at least two.
6. a kind of electronic safety lock according to any one of Claims 1-4, it is characterised in that lock housing (1) side sets
There are hoodle locked component (4) described at least two.
7. a kind of electronic safety lock according to any one of Claims 1-4, it is characterised in that in described key (3) one end
Power module, control module and Bluetooth signal transceiver module are provided with, so that user can be handed over by mobile device with key (3)
Mutual and authentication, and be that the electronic lock mechanisms (7) provide power supply.
8. a kind of electronic safety lock according to any one of Claims 1-4, it is characterised in that the conductive pin (31) can
Elastic telescopic ground is on the key (3).
9. a kind of electronic safety lock according to claim 4, it is characterised in that the key (3) is provided with and the hoodle
(44) shrinkage pool (32) being adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266403.4A CN106884579B (en) | 2017-04-21 | 2017-04-21 | Electronic anti-theft lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266403.4A CN106884579B (en) | 2017-04-21 | 2017-04-21 | Electronic anti-theft lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106884579A true CN106884579A (en) | 2017-06-23 |
| CN106884579B CN106884579B (en) | 2022-02-22 |
Family
ID=59183544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710266403.4A Active CN106884579B (en) | 2017-04-21 | 2017-04-21 | Electronic anti-theft lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106884579B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625682A (en) * | 2018-07-02 | 2018-10-09 | 佛山市高远智能科技有限公司 | A kind of intelligence lock core |
| CN108767721A (en) * | 2018-07-12 | 2018-11-06 | 珠海优特电力科技股份有限公司 | Pressing plate blocking device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6792779B1 (en) * | 2003-10-27 | 2004-09-21 | Kou-Chi Shen | Locking device operated by both of the mechanical and magnetic effects |
| CN201649822U (en) * | 2010-04-19 | 2010-11-24 | 浙江绿佳车业有限公司 | Magnetic anti-theft device of lockset |
| CN201883798U (en) * | 2010-12-07 | 2011-06-29 | 中山市顶固金属制品有限公司 | Antitheft device adopting mechanical-electrical integration |
| CN202280305U (en) * | 2011-10-11 | 2012-06-20 | 周红波 | Electromechanical antitheft lock |
| CN104481279A (en) * | 2014-11-28 | 2015-04-01 | 山东科技大学 | Electronic control safe-guard chain door lock |
-
2017
- 2017-04-21 CN CN201710266403.4A patent/CN106884579B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6792779B1 (en) * | 2003-10-27 | 2004-09-21 | Kou-Chi Shen | Locking device operated by both of the mechanical and magnetic effects |
| CN201649822U (en) * | 2010-04-19 | 2010-11-24 | 浙江绿佳车业有限公司 | Magnetic anti-theft device of lockset |
| CN201883798U (en) * | 2010-12-07 | 2011-06-29 | 中山市顶固金属制品有限公司 | Antitheft device adopting mechanical-electrical integration |
| CN202280305U (en) * | 2011-10-11 | 2012-06-20 | 周红波 | Electromechanical antitheft lock |
| CN104481279A (en) * | 2014-11-28 | 2015-04-01 | 山东科技大学 | Electronic control safe-guard chain door lock |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108625682A (en) * | 2018-07-02 | 2018-10-09 | 佛山市高远智能科技有限公司 | A kind of intelligence lock core |
| CN108625682B (en) * | 2018-07-02 | 2023-09-19 | 佛山市高远智能科技有限公司 | Intelligent lock cylinder |
| CN108767721A (en) * | 2018-07-12 | 2018-11-06 | 珠海优特电力科技股份有限公司 | Pressing plate blocking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106884579B (en) | 2022-02-22 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20231008 Address after: 528400 Xinhua Road No. 8-2, Sanjiao Town, Zhongshan City, Guangdong Province Patentee after: Zhongshan Huangding Technology Co.,Ltd. Address before: 8 Xinhua Road, Sanjiao Town, Zhongshan City, Guangdong Province, 528400 Patentee before: ZHONGSHAN ROYALWAND HARDWARE Co.,Ltd. |
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| TR01 | Transfer of patent right |