CN108952328A - A kind of anti-plug-in card safety door latch - Google Patents
A kind of anti-plug-in card safety door latch Download PDFInfo
- Publication number
- CN108952328A CN108952328A CN201810850463.5A CN201810850463A CN108952328A CN 108952328 A CN108952328 A CN 108952328A CN 201810850463 A CN201810850463 A CN 201810850463A CN 108952328 A CN108952328 A CN 108952328A
- Authority
- CN
- China
- Prior art keywords
- wedge
- lock tongue
- sliding block
- shaped
- 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.)
- Granted
Links
- 230000000694 effects Effects 0.000 claims abstract description 15
- 239000007937 lozenge Substances 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/108—Bolts with multiple head
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B17/00—Accessories in connection with locks
- E05B17/20—Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
- E05B17/2003—Preventing opening by insertion of a tool, e.g. flexible, between door and jamb to withdraw the bolt
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/146—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other locks with two or more bolts, each bolt itself being a tumbler
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention relates to a kind of anti-plug-in card safety door latch, and to solve the case where existing lockset is easily unlocked by card, technical solution is: including lock body and wedge-shaped lock tongue, there is the wedge-shaped pushing tow lock tongue for the lozenges respective side for being placed in wedge-shaped lock tongue on the lock body；Have on the lock body and connected with wedge-shaped lock tongue sliding block disposed in parallel, sliding block and lock body through goring push spring, under the elastic force effect of goring push spring, sliding block is popped up to lock body slide outside；There is the slide bar being placed between wedge-shaped pushing tow lock tongue and sliding block on the wedge-shaped pushing tow lock tongue, there is block corresponding with slide bar on lock body, have on sliding block and be rotatablely connected with the matched card slot of block, one end of the block and lock body along the axis of slide bar, the other end of block is placed in card slot；There is the cam path of the axis spiral setting along slide bar on the slide bar, has on block and be placed in cam path with the matched cam follower of cam path, cam follower；The automatic protection to plug-in card unlocking behavior can be achieved in the present invention.
Description
Technical field
The present invention relates to door and window technical field of safety protection, especially a kind of anti-plug-in card safety door latch.
Background technique
Existing door lock is mostly the mechanical lockset using wedge-lock tonguing row automatic blocking, this kind of lockset majority equipped with
When personnel are outgoing anti-theft function can be realized in safety lock latching by safety lock；Nevertheless, since personal use is accustomed to difference,
Many people is always habitually closed the door when of short duration outgoing directly off not locking safety lock, this is just provided to criminal
Opportunity, and in this case, it is only necessary to wedge-shaped lock tongue can be opened with hard cards insertion crack between a door and its frame, to open easily
Door enters the room implementation illegal activities.
The especially ground such as the dormitory, rental housing on campus periphery, because the awareness of safety of student is more thin, and living environment phase
To easiness, it is easier to there is outgoing the case where not locking safety lock, be theft, plunder etc. cases high-incidencely；Different from profession
Burglary, it is this easily to be grasped in the way of card enabling, it is not necessary to having professional unlocking skill, anyone can be implemented,
Effective safety prevention measure should also thus be taken other than improving the awareness of safety of related personnel for this kind of crime case.
Summary of the invention
For above situation, to make up technical deficiency present in the prior art, the present invention provides a kind of anti-plug-in card safety
Door lock, to solve the case where existing lockset is easily unlocked by card.
Its technical solution solved is: the wedge-shaped lock tongue including lock body and sliding pop-up lock body, have on the lock body with
The wedge-shaped pushing tow lock tongue for the lozenges respective side for being placed in wedge-shaped lock tongue, the wedge shape of wedge-shaped pushing tow lock tongue is arranged in parallel in wedge-shaped lock tongue
Face and the lozenges of wedge-shaped lock tongue are towards identical；Have on the lock body and wedge-shaped lock tongue sliding block disposed in parallel, sliding block and lock
Body is connected through at least one goring push spring, and under the elastic force effect of goring push spring, sliding block is popped up to lock body slide outside；Described
There are the slide bar being placed between wedge-shaped pushing tow lock tongue and sliding block, the axis direction of slide bar and wedge-shaped pushing tow lock tongue on wedge-shaped pushing tow lock tongue
Glide direction it is consistent, have block corresponding with slide bar on lock body, have on sliding block with the matched card slot of block, the one of the block
End and lock body are rotatablely connected along the axis of slide bar, and the other end of block is placed in card slot；There is the axis along slide bar on the slide bar
The cam path of line spiral setting, has on block and is placed in cam path with the matched cam follower of cam path, cam follower, work as slide bar
With wedge-shaped pushing tow lock tongue slide when, transmission effect of the block through cam path and cam follower and generate rotation, make block and card slot
Contact or separation, to realize the locking of slide position or release locking.
Structure of the invention is exquisite, easy to operate, be not required to intervene manually after shutdown can be realized to plug-in card unlocking behavior from
Dynamic protection, and card used in criminal offence will be implemented and carry out forcing to leave and take, it has been provided for the investigation and evidence collection work in later period
Power material evidence, convenient for carrying out accurate lock to criminal according to hereditary information such as fingerprints on card；Meanwhile the present invention daily makes
Used time is identical with conventional locking operation, will not generate any puzzlement to user of service, even if illegal plug-in card unlocking operation hair
After life, also need to only use key to carry out normal door operation can be realized the reset of sliding block and thimble, do not need to carry out it is any its
He operates, and use process is simple and fast.
Detailed description of the invention
Fig. 1 is main view of the invention.
Fig. 2 is A-A cross-sectional view of the invention.
Fig. 3 is B-B cross-sectional view of the invention.
Fig. 4 is the C-C cross-sectional view of Fig. 2 in the present invention.
Fig. 5 is isometric cutaway view of the invention.
Fig. 6 is the enlarged drawing of the part D in Fig. 5 of the invention.
Fig. 7 is three-dimensional cutaway view of the invention.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail.
It is provided by Fig. 1 to Fig. 7, the present invention includes the wedge-shaped lock tongue 2 of lock body 1 and sliding pop-up lock body 1, the lock body 1
On have the wedge-shaped pushing tow lock tongue 3 that the lozenges respective side for being placed in wedge-shaped lock tongue 2 is arranged in parallel with wedge-shaped lock tongue 2, wedge-shaped pushing tow
The lozenges of lock tongue 3 and the lozenges of wedge-shaped lock tongue 2 are towards identical；Have on the lock body 1 disposed in parallel with wedge-shaped lock tongue 2
Sliding block 4, sliding block 4 are connect with lock body 1 through at least one goring push spring 5, and under the elastic force effect of goring push spring 5, sliding block 4 is to lock body
The pop-up of 1 slide outside；There are the slide bar 6 being placed between wedge-shaped pushing tow lock tongue 3 and sliding block 4, slide bar on the wedge-shaped pushing tow lock tongue 3
6 axis direction is consistent with the glide direction of wedge-shaped pushing tow lock tongue 3, there is block 7 corresponding with slide bar 6 on lock body 1, on sliding block 4
There is the axis with the matched card slot 8 of block 7, one end of the block 7 and lock body 1 along slide bar 6 to be rotatablely connected, block 7 it is another
End is placed in card slot 8；There is the cam path 9 of the axis spiral setting along slide bar 6 on the slide bar 6, has on block 7 and cam path
9 matched cam followers 10, cam follower 10 are placed in cam path 9, when slide bar 6 is slided with wedge-shaped pushing tow lock tongue 3, block 7
Transmission effect through cam path 9 and cam follower 10 and generate rotation, so that block 7 is contacted or is separated with card slot 8, to realize cunning
The locking of 4 position of block releases locking.
Preferably, there is baffle 11 on the sliding block 4, there is push rod 12 corresponding with baffle 11 on wedge-shaped lock tongue 2, work as wedge
Shape lock tongue 2 is to when sliding on the inside of lock body 1, and push rod 12 gradually squeezes contact close to both making to generate to baffle 11, and wedge-shaped lock tongue 2 passes through
Baffle 11 and push rod 12 push sliding block 4 to slide in the same direction；When wedge-shaped lock tongue 2 is to when skidding off on the outside of lock body 1, push rod 12 divides with baffle 11
From and the two generation be gradually distance from, make wedge-shaped lock tongue 2 not by sliding block 4 pop-up influenced.
Preferably, having at least one reset spring 13 corresponding with wedge-shaped pushing tow lock tongue 3, wedge shape on the lock body 1
Pushing tow lock tongue 3 skids off under the elastic force effect of reset spring 13 to the outside of lock body 1.
Preferably, there is the multiple thimbles 14 for skidding off end for being placed in sliding block 4 on the sliding block 4, the direction of thimble 14 with
The glide direction of sliding block 4 is consistent.
Preferably, having slidable baffle 15 corresponding with 4 position of sliding block, the sliding of baffle 15 on the lock body 1
Direction is vertical with the glide direction of sliding block 4, generates the position of baffle 15 by slidable 15 and changes to realize to sliding block 4
The blocking at end is skidded off, the unexpected of sliding block 4 is on the one hand can avoid and pops up caused security risk, it on the other hand can be by above-mentioned thimble 14
It blocks, personnel is avoided surprisingly to contact thimble 14 and come to harm.
Preferably, the sliding block 4, slide bar 6, block 7, card slot 8, cam path 9 and cam follower 10 respectively there are two
And the two sides of wedge-shaped pushing tow lock tongue 3 are symmetrically disposed on, two sliding blocks 4 are connected through baffle 11.
The present invention in use, lock body 1 is installed in door body, and ensure wedge-shaped pushing tow lock tongue 3 stretch out the length of lock body 1 with
The gap of door body and doorframe matches, and in order to guarantee using effect of the invention, wedge-shaped pushing tow lock tongue 3 stretches out the length of lock body 1
The gap that should be slightly bigger than door body and doorframe opens up on doorframe and the corresponding lockhole of wedge-shaped lock tongue 2 and corresponding with thimble 14 inserts
Hole.
When normal use, the present invention is identical as conventional door lock operation, and when door body is closed, wedge-shaped lock tongue 2 is sprung on doorframe
Lockhole in, wedge-shaped pushing tow lock tongue 3 and doorframe reliable contacts.
When strange personnel open wedge-shaped lock tongue 2 using card insertion, since wedge-shaped pushing tow lock tongue 3 is placed in wedge-shaped lock tongue 2
Lozenges respective side, therefore card touches the lozenges of wedge-shaped pushing tow lock tongue 3 first and makes wedge-shaped pushing tow lock tongue 3 to lock body 1
Interior Slideslip；When the wedge-shaped Slideslip into lock body 1 of pushing tow lock tongue 3, slide bar 6 is mobile in the same direction therewith and through cam path 9 and cam
The transmission effect of push rod 10 drives block 7 to rotating outside card slot 8, and when block 7 and card slot 8 completely disengage, sliding block 4 loses gear
The blocking of block 7 simultaneously drives the pop-up lock body 1 rapidly of thimble 14 under the effect of the elastic force of goring push spring 5, and baffle 11 is mobile with sliding block 4
Extremely come close to or in contact with push rod 12；The thimble 14 quickly popped up penetrates card and enters in the jack on doorframe, and card is locked
It can not continue into or transfer in current location, criminal is forced to abandon commission of a crime behavior.
When needing to take out the above-mentioned card being locked, only wedge-shaped lock tongue 2 need to be made to slide into lock body 1 using key
Side, when the wedge-shaped Slideslip into lock body 1 of lock tongue 2, push rod 12 contacts with baffle 11 and baffle 11 is pushed to do reset sliding,
Sliding block 4 slides with the reset of baffle 11 and thimble 14 is driven to slide into 1 inside of lock body again, and thimble 14 is detached from from card；This
When door body opening can be removed into card, retain the relevant information that card is conducive to extract criminal, convenient for investigating and collecting evidence；When
After card is removed, wedge-shaped pushing tow lock tongue 3 resets under the elastic force effect of reset spring 13 to pop-up outside lock body 1, and slide bar 6 is therewith
It is moved to initial position, block 7 is turned under the transmission effect of cam path 9 and cam follower 10 in card slot 8；Key is unclamped at this time
Spoon simultaneously extracts key, sliding block 4 by block 7 blocking and can not pop up, in order to the implementation of protection process next time.
When door body need for a long time open when, baffle 15 should be slid into it is corresponding with the position of sliding block 4, make baffle 15 will top
Needle 14 and sliding block 4 block completely, on the one hand can avoid sliding block 4 it is unexpected pop up caused by security risk, on the other hand can will be upper
It states thimble 14 to block, personnel is avoided surprisingly to contact thimble 14 and come to harm.
Structure of the invention is exquisite, easy to operate, be not required to intervene manually after shutdown can be realized to plug-in card unlocking behavior from
Dynamic protection, and card used in criminal offence will be implemented and carry out forcing to leave and take, it has been provided for the investigation and evidence collection work in later period
Power material evidence, convenient for carrying out accurate lock to criminal according to hereditary information such as fingerprints on card；Meanwhile the present invention daily makes
Used time is identical with conventional locking operation, will not generate any puzzlement to user of service, even if illegal plug-in card unlocking operation hair
After life, also need to only use key to carry out normal door operation can be realized the reset of sliding block and thimble, do not need to carry out it is any its
He operates, and use process is simple and fast.
Claims (6)
1. a kind of anti-plug-in card safety door latch, the wedge-shaped lock tongue (2) including lock body (1) and sliding pop-up lock body (1), feature exists
In having on the lock body (1) and the wedge for being placed in the lozenges respective side of wedge-shaped lock tongue (2) be arranged in parallel with wedge-shaped lock tongue (2)
Shape pushing tow lock tongue (3), the lozenges of wedge-shaped pushing tow lock tongue (3) and the lozenges of wedge-shaped lock tongue (2) are towards identical；The lock body
(1) have on and connect with wedge-shaped lock tongue (2) sliding block disposed in parallel (4), sliding block (4) and lock body (1) through at least one goring push spring (5)
It connects, under the elastic force effect of goring push spring (5), sliding block (4) is popped up to lock body (1) slide outside；The wedge-shaped pushing tow lock tongue
(3) there are the slide bar (6) being placed between wedge-shaped pushing tow lock tongue (3) and sliding block (4), the axis direction of slide bar (6) and wedge-shaped pushing tow on
The glide direction of lock tongue (3) is consistent, there is block (7) corresponding with slide bar (6) on lock body (1), has on sliding block (4) and block (7)
Matched card slot (8), one end of the block (7) and lock body (1) are rotatablely connected along the axis of slide bar (6), block (7) it is another
End is placed in card slot (8)；There is the cam path (9) of the axis spiral setting along slide bar (6) on the slide bar (6), on block (7)
Have and be placed in cam path (9) with cam path (9) matched cam follower (10), cam follower (10), when slide bar (6) is pushed up with wedge shape
When pushing away lock tongue (3) sliding, transmission effect of the block (7) through cam path (9) and cam follower (10) and generate rotation, make block
(7) it contacts or separates with card slot (8), to realize the locking of sliding block (4) position or release locking.
2. a kind of anti-plug-in card safety door latch according to claim 1, which is characterized in that have baffle (11), wedge on sliding block (4)
There is push rod (12) corresponding with baffle (11) on shape lock tongue (2), when wedge-shaped lock tongue (2) slides into lock body (1) inside, push rod
(12) gradually to baffle (11) close to making the two generate extruding contact, wedge-shaped lock tongue (2) pushes through baffle (11) and push rod (12)
Sliding block (4) slides in the same direction；When wedge-shaped lock tongue (2) is skidded off to lock body (1) outside, push rod (12) is separated with baffle (11) and the two
Generation is gradually distance from, and influences wedge-shaped lock tongue (2) by sliding block (4) pop-up.
3. a kind of anti-plug-in card safety door latch according to claim 1, which is characterized in that have on lock body (1) and wedge-shaped pushing tow
At least one corresponding reset spring (13) of lock tongue (3), wedge-shaped pushing tow lock tongue (3) reset spring (13) elastic force effect under to
The outside of lock body (1) skids off.
4. a kind of anti-plug-in card safety door latch according to claim 1, which is characterized in that be placed in sliding block (4) on sliding block (4)
The multiple thimbles (14) for skidding off end, the direction of thimble (14) is consistent with the glide direction of sliding block (4).
5. a kind of plug-in card safety door latch according to claim 1, which is characterized in that have on lock body (1) and sliding block (4) position
The glide direction of corresponding slidable baffle (15), baffle (15) is vertical with the glide direction of sliding block (4), passes through slidable
(15) it generates the position of baffle (15) to change to realize the blocking for skidding off end to sliding block (4), on the one hand can avoid sliding block (4)
It is unexpected pop up caused by security risk, on the other hand above-mentioned thimble (14) can be blocked, personnel is avoided surprisingly to contact thimble
(14) it comes to harm.
6. a kind of anti-plug-in card safety door latch according to claim 1, which is characterized in that sliding block (4), slide bar (6), block
(7), card slot (8), cam path (9) and cam follower (10) respectively there are two and be symmetrically disposed on the two of wedge-shaped pushing tow lock tongue (3)
Side, two sliding blocks (4) are connected through baffle (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850463.5A CN108952328B (en) | 2018-07-28 | 2018-07-28 | Anti-inserting safety door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810850463.5A CN108952328B (en) | 2018-07-28 | 2018-07-28 | Anti-inserting safety door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108952328A true CN108952328A (en) | 2018-12-07 |
| CN108952328B CN108952328B (en) | 2020-04-10 |
Family
ID=64466162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810850463.5A Expired - Fee Related CN108952328B (en) | 2018-07-28 | 2018-07-28 | Anti-inserting safety door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108952328B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388139A (en) * | 2019-08-30 | 2019-10-29 | 许方情 | A kind of anti-back lock body mechanism and touching formula door lock |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2248969A1 (en) * | 2009-02-11 | 2010-11-10 | Benno Maathuis | Lock and modification package for a lock |
| CN202324837U (en) * | 2011-12-01 | 2012-07-11 | 广东金点原子制锁有限公司 | Anti-unlocking structure of oblique tongue lock of door |
| US20130020812A1 (en) * | 2011-07-18 | 2013-01-24 | Reuben Michael Snyder | Tamper proof lock and method |
| CN203213713U (en) * | 2013-04-29 | 2013-09-25 | 宁波埃迪五金工贸有限公司 | Safety door lock |
| CN104234536A (en) * | 2014-08-29 | 2014-12-24 | 四川王力安防产品有限公司 | Door lock inserting prevention structure |
| CN204163584U (en) * | 2014-07-18 | 2015-02-18 | 石狮市天宏金属制品有限公司 | A kind of security door |
| CN204782288U (en) * | 2015-05-28 | 2015-11-18 | 浙江凯迪仕实业有限公司 | Theftproof structure of lock body |
| CN206352428U (en) * | 2016-10-19 | 2017-07-25 | 孙继贤 | The latch mechanism that a kind of anti-technology is opened |
| CN206888728U (en) * | 2017-05-10 | 2018-01-16 | 江门市嘉铭五金制品有限公司 | It is a kind of can pick-proof escape lock |
-
2018
- 2018-07-28 CN CN201810850463.5A patent/CN108952328B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2248969A1 (en) * | 2009-02-11 | 2010-11-10 | Benno Maathuis | Lock and modification package for a lock |
| US20130020812A1 (en) * | 2011-07-18 | 2013-01-24 | Reuben Michael Snyder | Tamper proof lock and method |
| CN202324837U (en) * | 2011-12-01 | 2012-07-11 | 广东金点原子制锁有限公司 | Anti-unlocking structure of oblique tongue lock of door |
| CN203213713U (en) * | 2013-04-29 | 2013-09-25 | 宁波埃迪五金工贸有限公司 | Safety door lock |
| CN204163584U (en) * | 2014-07-18 | 2015-02-18 | 石狮市天宏金属制品有限公司 | A kind of security door |
| CN104234536A (en) * | 2014-08-29 | 2014-12-24 | 四川王力安防产品有限公司 | Door lock inserting prevention structure |
| CN204782288U (en) * | 2015-05-28 | 2015-11-18 | 浙江凯迪仕实业有限公司 | Theftproof structure of lock body |
| CN206352428U (en) * | 2016-10-19 | 2017-07-25 | 孙继贤 | The latch mechanism that a kind of anti-technology is opened |
| CN206888728U (en) * | 2017-05-10 | 2018-01-16 | 江门市嘉铭五金制品有限公司 | It is a kind of can pick-proof escape lock |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388139A (en) * | 2019-08-30 | 2019-10-29 | 许方情 | A kind of anti-back lock body mechanism and touching formula door lock |
| CN110388139B (en) * | 2019-08-30 | 2024-03-22 | 许方情 | Anti-withdrawal lock body mechanism and touch type door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108952328B (en) | 2020-04-10 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200320 Address after: Room 19C, Building A, Haitan Villa, 133 Huancheng East Road, Wuma Street, Lucheng District, Wenzhou City, Zhejiang Province, 325000 Applicant after: Lin Qianni Address before: 450000 No. 97, Wenhua Road, Jinshui District, Henan, Zhengzhou Applicant before: Chen Yanan |
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Effective date of registration: 20220607 Address after: 523000 Room 101, building 11, No. 7, Keji 10th Road, Songshanhu Park, Dongguan City, Guangdong Province Patentee after: Dongguan Yizhi Technology Co.,Ltd. Address before: Room 19C, building a, Haitan villa, 133 Huancheng East Road, Wuma street, Lucheng District, Wenzhou City, Zhejiang Province 325000 Patentee before: Lin Qianni |
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Granted publication date: 20200410 |
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| CF01 | Termination of patent right due to non-payment of annual fee |