CN108457538B - Automatic suction mechanism for automobile door lock - Google Patents
Automatic suction mechanism for automobile door lock Download PDFInfo
- Publication number
- CN108457538B CN108457538B CN201810570269.1A CN201810570269A CN108457538B CN 108457538 B CN108457538 B CN 108457538B CN 201810570269 A CN201810570269 A CN 201810570269A CN 108457538 B CN108457538 B CN 108457538B
- Authority
- CN
- China
- Prior art keywords
- arm
- dragging
- clamping plate
- shell
- stop
- 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.)
- Active
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 210000000078 claw Anatomy 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000002788 crimping Methods 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B77/00—Vehicle locks characterised by special functions or purposes
- E05B77/14—Specially controlled locking actions in case of open doors or in case of doors moved from an open to a closed position, e.g. lock-out prevention or self-cancelling
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B79/00—Mounting or connecting vehicle locks or parts thereof
- E05B79/10—Connections between movable lock parts
- E05B79/20—Connections between movable lock parts using flexible connections, e.g. Bowden cables
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/02—Power-actuated vehicle locks characterised by the type of actuators used
- E05B81/04—Electrical
- E05B81/06—Electrical using rotary motors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B81/00—Power-actuated vehicle locks
- E05B81/54—Electrical circuits
- E05B81/56—Control of actuators
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
- Lock And Its Accessories (AREA)
Abstract
The utility model provides an automatic actuation mechanism for car lock, which comprises a housin, be provided with the trailing arm in the casing, dog and cardboard, the dog is located between trailing arm and the cardboard, the trailing arm middle part is rotated through the connecting axle and is connected in the casing, trailing arm upper portion is rotated through the hinge and is connected with and drag the change over arm, the dog lower part is rotated through the jackshaft and is connected in the casing, the draw-in groove has been seted up towards the side of cardboard to the dog, the cardboard is rotated through the pivot and is connected in the casing, cardboard lateral part interval fixedly connected with first chuck and second chuck, cardboard lateral part fixedly connected with is located the dog that drags change over arm tip one side, casing one side is provided with and is used for driving trailing arm around connecting axle pivoted drive arrangement. The invention has simple structure, safety, reliability, strong practicability and low manufacturing cost, can complete automatic suction to a full-locking state under the state of half-locking of the vehicle door, does not need to open the vehicle door to close the vehicle door again, is convenient to operate, and is easy to popularize and apply.
Description
Technical Field
The invention belongs to the technical field of automobile door locks, and particularly relates to an automatic suction mechanism for an automobile door lock.
Background
Along with the development of the automobile industry, consumers have higher and higher convenience requirements in the using process of the automobile, in the traditional automobile door system, the automobile door needs to be applied to the automobile door by a certain external force in order to be smoothly closed, and when the external force is insufficient, the automobile is easy to be in a half-locking state, and the automobile door needs to be re-opened to be completely locked by using a larger external force, so that a plurality of inconveniences are brought to the operation comfort. While some high-end automobiles are provided with automatic suction mechanisms in the door system, so that the door can be automatically closed to a certain extent, the mechanisms are often too complex, the requirement on the degree of fit between mechanical structures in the lock body is too high, and the manufacturing cost is high.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides the automatic engaging mechanism for the automobile door lock, which has the advantages of simple structure, high safety and reliability, convenience in operation and capability of automatically completing engaging.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides an automatic actuation mechanism for car lock, which comprises a housin, be provided with the trailing arm in the casing, dog and cardboard, the dog is located between trailing arm and the cardboard, the trailing arm middle part is rotated through the connecting axle and is connected in the casing, trailing arm upper portion is rotated through the hinge and is connected with and drag the change over arm, the dog lower part is rotated through the jackshaft and is connected in the casing, the draw-in groove has been seted up towards the side of cardboard to the dog, the cardboard is rotated through the pivot and is connected in the casing, cardboard lateral part interval fixedly connected with first chuck and second chuck, cardboard lateral part fixedly connected with is located the dog that drags change over arm tip one side, casing one side is provided with and is used for driving trailing arm around connecting axle pivoted drive arrangement.
The driving device comprises a driving motor, and a pull wire is arranged between an output shaft of the driving motor and the dragging arm.
The connecting shaft is provided with a return spring, and the hinge shaft, the intermediate shaft and the rotating shaft are respectively provided with a limit spring.
The shell is internally provided with a first stop switch and a second stop switch which are positioned at two sides of the stop pawl respectively, the first stop switch and the second stop switch are electrically connected with the driving motor respectively, the upper part of the stop pawl is fixedly connected with a first pressing sheet corresponding to the first stop switch, and the lower part of the dragging arm is fixedly connected with a second pressing sheet corresponding to the second stop switch.
The first locking switch and the second locking switch which are positioned at one side of the clamping plate are arranged in the shell at intervals, and a notch is formed in the side part of the clamping plate.
And a limiting column positioned on one side of the dragging switching arm is fixedly connected in the shell, and the dragging switching arm is in crimping fit with the side wall of the limiting column.
The side surface of the dragging conversion arm, which is contacted with the positioning column, is inwards recessed to form a first guide surface, the side wall of the upper part of the clamping plate is outwards protruded to form a second guide surface, the first guide surface and the second guide surface are cambered surfaces, and the first guide surface is matched with the second guide surface.
By adopting the technical scheme, the invention has the following advantages:
1. according to the invention, when the vehicle door is in a half-locking state, the first clamping head on the clamping plate is clamped in the clamping groove of the locking claw, at the moment, the second clamping head is positioned at the outer side of the clamping groove, the first locking switch is in a closed state under the extrusion of the side part of the clamping plate, and the second locking switch is in an open state in a notch of the side part of the clamping plate, so that the system detects that the vehicle door is in a half-locking state.
2. After the automatic suction is finished, the first locking switch and the second locking switch are both positioned in the notch at the side part of the clamping plate and are in an open state, so that the system detects that the vehicle door is in a full-lock state, meanwhile, the first pressing piece on the locking claw touches the first locking switch, so that the driving motor stops pulling the dragging arm to rotate, the driving motor reversely rotates to release the pull wire, the dragging arm rotates anticlockwise around the connecting shaft under the action of the return spring on the connecting shaft and drives the dragging switching arm to reset, and when the second pressing piece on the dragging arm touches the second locking switch, the driving motor stops rotating, and the dragging arm and the dragging switching arm are completely reset.
3. In the invention, under the state that the vehicle door is fully opened, the first clamping head and the second clamping head on the clamping plate are positioned at the outer sides of the clamping grooves of the locking claws, and at the moment, the first locking switch and the second locking switch are in a closed state under the extrusion action of the side parts of the clamping plate, so that the system detects that the vehicle door is in the fully opened state.
In conclusion, the invention has the advantages of simple structure, safety, reliability, strong practicability and low manufacturing cost, can complete automatic suction to a full-locking state under the half-locking state of the vehicle door, does not need to open the vehicle door to close the vehicle door again, is convenient to operate, and is easy to popularize and apply.
Drawings
FIG. 1 is a schematic view of the assembled construction of the present invention;
FIG. 2 is a schematic view of the structure of the present invention in a fully opened state of the vehicle door;
FIG. 3 is a schematic view of the structure of the present invention in a half-locked state of a vehicle door;
fig. 4 is a schematic view of the structure of the present invention in a fully locked state of a vehicle door.
Detailed Description
As shown in fig. 1-4, the automatic suction mechanism for the automobile door lock comprises a shell 1, wherein a dragging arm 2, a locking claw 3 and a clamping plate 4 are arranged in the shell 1, the locking claw 3 is positioned between the dragging arm 2 and the clamping plate 4, the middle part of the dragging arm 2 is rotationally connected in the shell 1 through a connecting shaft 5, the upper part of the dragging arm 2 is rotationally connected with a dragging conversion arm 7 through a hinge shaft 6, the lower part of the locking claw 3 is rotationally connected in the shell 1 through a middle shaft 8, a clamping groove 9 is formed in the side surface of the locking claw 3 facing the clamping plate 4, the clamping plate 4 is rotationally connected in the shell 1 through a rotating shaft 10, a first clamping head 11 and a second clamping head 12 are fixedly connected to the side part of the clamping plate 4 at intervals, a stop 13 positioned at one side of the end part of the dragging conversion arm 7 is fixedly connected to the side of the clamping plate 4, and a driving device for driving the dragging arm 2 to rotate around the connecting shaft 5 is arranged at one side of the shell 1.
The driving device comprises a driving motor, and a stay wire is arranged between an output shaft of the driving motor and the dragging arm 2. The drive motor and the pull wire are not shown in the figures.
The connecting shaft 5 is provided with a return spring 14, and the hinge shaft 6, the intermediate shaft 8 and the rotating shaft 10 are respectively provided with a limit spring 15.
The shell 1 is respectively provided with a first stop switch 16 and a second stop switch 17 which are positioned at two sides of the stop claw 3, the first stop switch 16 and the second stop switch 17 are respectively electrically connected with the driving motor, the upper part of the stop claw 3 is fixedly connected with a first pressing sheet 18 corresponding to the first stop switch 16, and the lower part of the dragging arm 2 is fixedly connected with a second pressing sheet 19 corresponding to the second stop switch 17.
The shell 1 is internally provided with a first locking switch 20 and a second locking switch 21 which are positioned at one side of the clamping plate 4 at intervals, and a notch 22 is formed in the side part of the clamping plate 4.
A limiting column 23 positioned on one side of the dragging switching arm 7 is fixedly connected in the shell 1, and the dragging switching arm 7 is in compression joint with the side wall of the limiting column 23.
The side surface of the dragging conversion arm 7, which is contacted with the positioning column, is inwards recessed to form a first guide surface 24, the side wall of the upper part of the clamping plate 4 is outwards protruded to form a second guide surface 25, the first guide surface 24 and the second guide surface 25 are cambered surfaces, and the first guide surface 24 and the second guide surface 25 are matched.
The working principle of the invention is as follows: in the invention, in the state of fully opening the car door (as shown in fig. 2), the first clamping head 11 and the second clamping head 12 on the clamping plate 4 are positioned at the outer side of the clamping groove 9 of the locking claw 3, at the moment, the first locking switch 20 and the second locking switch 21 are in a closed state under the extrusion action of the side part of the clamping plate 4, so that the system detects that the car door is in the fully opening state; in the invention, when the vehicle door is in a half-locking state (as shown in fig. 3), the first clamping head 11 on the clamping plate 4 is clamped in the clamping groove 9 of the locking claw 3, at the moment, the second clamping head 12 is positioned at the outer side of the clamping groove 9, the first locking switch 20 is in a closed state under the extrusion of the side part of the clamping plate 4, the second locking switch 21 is positioned in a notch 22 of the side part of the clamping plate 4 and is in an open state, so that the system detects that the vehicle door is in the half-locking state, the invention starts to automatically suck, the driving motor pulls the dragging arm 2 to rotate clockwise around the connecting shaft 5 through a pull wire and drives the dragging conversion arm 7 to move forwards, the dragging conversion arm 7 pushes the stop block 13 of the side part of the clamping plate 4 in the moving process under the action of the limiting post 23, thereby driving the clamping plate 4 to rotate clockwise around the rotating shaft 10, and the first guide surface 24 on the dragging switch arm 7 and the second guide surface 25 on the clamping plate 4 are gradually matched, when the first clamping head 11 slides out from the clamping groove 9 of the locking claw 3, the second clamping head 12 slides into and is clamped in the clamping groove 9 of the locking claw 3, automatic suction is completed, the vehicle door is in a fully-locked state (as shown in fig. 4), at the moment, the first locking switch 20 and the second locking switch 21 are both positioned in the notch 22 at the side part of the clamping plate 4 and are in an open state, so that the system detects that the vehicle door is in the fully-locked state, meanwhile, the first pressing piece 18 on the locking claw 3 contacts the first locking switch 16, so that the driving motor stops pulling the dragging arm 2 to rotate, and the driving motor reversely rotates to release the pulling wire, the dragging arm 2 rotates anticlockwise around the connecting shaft 5 under the action of the return spring 14 on the connecting shaft 5, and drives the dragging switch arm 7 to reset, when the second pressing piece 19 on the dragging arm 2 touches the second stop switch 17, the driving motor stops rotating, the dragging arm 2 and the dragging switching arm 7 are completely reset, and the whole sucking action is completed (as shown in fig. 1).
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.
Claims (3)
1. An automatic actuation mechanism for an automotive door lock, characterized in that: the device comprises a shell, wherein a dragging arm, a stop claw and a clamping plate are arranged in the shell, the stop claw is positioned between the dragging arm and the clamping plate, the middle part of the dragging arm is rotationally connected in the shell through a connecting shaft, the upper part of the dragging arm is rotationally connected with a dragging conversion arm through a hinge shaft, the lower part of the stop claw is rotationally connected in the shell through a middle shaft, a clamping groove is formed in the side surface of the stop claw, which faces the clamping plate, the clamping plate is rotationally connected in the shell through a rotating shaft, a first clamping head and a second clamping head are fixedly connected at intervals on the side part of the clamping plate, a stop block positioned on one side of the end part of the dragging conversion arm is fixedly connected on the side part of the clamping plate, and a driving device for driving the dragging arm to rotate around the connecting shaft is arranged on one side of the shell;
a first stop switch and a second stop switch which are positioned at two sides of the stop pawl are respectively arranged in the shell, the first stop switch and the second stop switch are respectively electrically connected with the driving motor, the upper part of the stop pawl is fixedly connected with a first pressing sheet corresponding to the first stop switch, and the lower part of the dragging arm is fixedly connected with a second pressing sheet corresponding to the second stop switch;
a first locking switch and a second locking switch which are positioned at one side of the clamping plate are arranged in the shell at intervals, and a notch is formed in the side part of the clamping plate;
a limiting column positioned at one side of the dragging switching arm is fixedly connected in the shell, and the dragging switching arm is in crimping fit with the side wall of the limiting column;
the side surface of the dragging conversion arm, which is contacted with the positioning column, is inwards recessed to form a first guide surface, the side wall of the upper part of the clamping plate is outwards protruded to form a second guide surface, the first guide surface and the second guide surface are cambered surfaces, and the first guide surface is matched with the second guide surface.
2. The automatic actuation mechanism for an automotive door lock of claim 1, wherein: the driving device comprises a driving motor, and a pull wire is arranged between an output shaft of the driving motor and the dragging arm.
3. The automatic actuation mechanism for an automobile door lock according to claim 1 or 2, characterized in that: the connecting shaft is provided with a return spring, and the hinge shaft, the intermediate shaft and the rotating shaft are respectively provided with a limit spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570269.1A CN108457538B (en) | 2018-06-05 | 2018-06-05 | Automatic suction mechanism for automobile door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810570269.1A CN108457538B (en) | 2018-06-05 | 2018-06-05 | Automatic suction mechanism for automobile door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108457538A CN108457538A (en) | 2018-08-28 |
| CN108457538B true CN108457538B (en) | 2024-01-30 |
Family
ID=63216001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810570269.1A Active CN108457538B (en) | 2018-06-05 | 2018-06-05 | Automatic suction mechanism for automobile door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108457538B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854103B (en) * | 2018-12-25 | 2020-11-10 | 湖北文理学院 | Self-closing mechanism and automobile door lock |
| CN111058700A (en) * | 2019-12-31 | 2020-04-24 | 浙江信衡电动科技有限公司 | Automobile door lock |
| CN112878821B (en) * | 2021-02-26 | 2021-12-10 | 恩坦华汽车零部件（镇江）有限公司 | Electric suction automobile door lock with overrunning control mechanism |
| CN113175280B (en) * | 2021-05-19 | 2022-06-14 | 宁波诚林汽配有限公司 | Automobile door lock with self-absorption function |
| CN113175279B (en) * | 2021-05-19 | 2022-07-05 | 宁波诚林汽配有限公司 | Multifunctional automobile door lock |
| CN113236047B (en) * | 2021-05-31 | 2022-04-12 | 浙江信衡电动科技有限公司 | Opening priority mechanism for automobile door lock |
| CN114517613B (en) * | 2022-01-24 | 2023-02-24 | 中国第一汽车股份有限公司 | Closing method and control device of electric suction door and vehicle |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1054164A (en) * | 1996-08-09 | 1998-02-24 | Asmo Co Ltd | Door closer device |
| US6003910A (en) * | 1997-09-19 | 1999-12-21 | Valeo Securite Habitacle | Electric lock for vehicle door |
| JP2006193893A (en) * | 2005-01-11 | 2006-07-27 | Mitsui Mining & Smelting Co Ltd | Door closer device for vehicle |
| CN101109246A (en) * | 2007-08-10 | 2008-01-23 | 宁波信泰机械有限公司 | Full-automatic electric door lock for vehicle |
| JP2009121223A (en) * | 2007-10-26 | 2009-06-04 | Mitsuba Corp | Opening-closing device for vehicle |
| CN103061620A (en) * | 2013-01-29 | 2013-04-24 | 河南开开特星光锁系统有限公司 | Automobile door lock structure |
| CN106014020A (en) * | 2016-07-20 | 2016-10-12 | 皓月汽车安全系统技术股份有限公司 | Self-suction tail door lock assembly |
| CN107654133A (en) * | 2017-10-31 | 2018-02-02 | 无锡瑞林控制软件有限公司 | Self-priming side door lock transmission mechanism |
| CN208486701U (en) * | 2018-06-05 | 2019-02-12 | 河南百川汽车部件有限公司 | Automatic suction mechanism for automobile door lock |
-
2018
- 2018-06-05 CN CN201810570269.1A patent/CN108457538B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1054164A (en) * | 1996-08-09 | 1998-02-24 | Asmo Co Ltd | Door closer device |
| US6003910A (en) * | 1997-09-19 | 1999-12-21 | Valeo Securite Habitacle | Electric lock for vehicle door |
| JP2006193893A (en) * | 2005-01-11 | 2006-07-27 | Mitsui Mining & Smelting Co Ltd | Door closer device for vehicle |
| CN101109246A (en) * | 2007-08-10 | 2008-01-23 | 宁波信泰机械有限公司 | Full-automatic electric door lock for vehicle |
| JP2009121223A (en) * | 2007-10-26 | 2009-06-04 | Mitsuba Corp | Opening-closing device for vehicle |
| CN103061620A (en) * | 2013-01-29 | 2013-04-24 | 河南开开特星光锁系统有限公司 | Automobile door lock structure |
| CN106014020A (en) * | 2016-07-20 | 2016-10-12 | 皓月汽车安全系统技术股份有限公司 | Self-suction tail door lock assembly |
| CN107654133A (en) * | 2017-10-31 | 2018-02-02 | 无锡瑞林控制软件有限公司 | Self-priming side door lock transmission mechanism |
| CN208486701U (en) * | 2018-06-05 | 2019-02-12 | 河南百川汽车部件有限公司 | Automatic suction mechanism for automobile door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108457538A (en) | 2018-08-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108457538B (en) | Automatic suction mechanism for automobile door lock | |
| CN105464492B (en) | door handle system | |
| KR200418883Y1 (en) | Vehicle Tail Gate Latch Assembly | |
| JPH0578854U (en) | Automotive door lock closure device | |
| CN102864993B (en) | Inside open and two draw opening door lock | |
| CN104612499A (en) | Lock structure used for opening and closing of engine cover, vehicle | |
| CN211422208U (en) | Two-section type automobile door handle | |
| CN110067455B (en) | Door handle capable of being locked manually and working method | |
| CN108756532B (en) | Self-priming sliding door lock | |
| CN208486701U (en) | Automatic suction mechanism for automobile door lock | |
| CN218324397U (en) | Automobile door lock execution device and door lock assembly | |
| CN209413562U (en) | The tail-gate lock of automobile-used chute-type self-return establishes mechanism by cable | |
| CN111749560B (en) | Novel double-pull automobile engine hood lock | |
| CN108843160A (en) | The tail-gate lock of automobile-used chute-type self-return establishes mechanism by cable | |
| CN215595270U (en) | Hidden cam drive automobile electric door handle | |
| CN211776652U (en) | Automobile door handle capable of being opened in collision prevention manner | |
| CN219794980U (en) | Tail door lock with preferential opening in locking process | |
| CN220580783U (en) | Electric self-priming and self-opening transmission mechanism of automobile door lock | |
| CN216949929U (en) | Novel automobile door lock actuation mechanism | |
| CN113216771A (en) | Self-suction self-opening automobile tail door lock | |
| CN218581382U (en) | Hidden outer door handle of automobile | |
| CN211313759U (en) | Automobile door outer handle mechanism | |
| CN213510055U (en) | Self-suction and electric unlocking mechanism of automobile door lock | |
| CN213774922U (en) | Door lock for automobile | |
| CN113585892B (en) | Manual-automatic integrated automobile door lock execution device and door lock assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |