CN210418452U - Workpiece basket for accommodating cleaning workpiece - Google Patents
Workpiece basket for accommodating cleaning workpiece Download PDFInfo
- Publication number
- CN210418452U CN210418452U CN201921085348.XU CN201921085348U CN210418452U CN 210418452 U CN210418452 U CN 210418452U CN 201921085348 U CN201921085348 U CN 201921085348U CN 210418452 U CN210418452 U CN 210418452U
- Authority
- CN
- China
- Prior art keywords
- basket
- workpiece
- hopper
- lock
- door cover
- 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
Images
Landscapes
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
The utility model discloses a workpiece basket for accommodating cleaning workpieces, which comprises a first basket frame with an opening and a first door cover for opening and closing the opening on the first basket frame, wherein one end of the first door cover is hinged with the first basket frame, and the other end of the first door cover is a free end; the first lock comprises a first part and a second part, the first part is arranged on the first basket frame, the second part is arranged on the first door cover, and the first door cover is locked on the first basket frame after the first part is combined with the second part; the first rim includes: the first basket body, set up first carousel, the first axle at first basket body both ends, the one end and the first carousel fixed connection of first axle. The utility model has the advantages of high automation degree.
Description
Technical Field
The utility model relates to a work piece washs technical field, concretely relates to hold work piece basket of wasing the work piece.
Background
The hydrocarbon cleaning machine is a device for cleaning workpieces, and utilizes the chemical decontamination effect of the hydrocarbon cleaning agent to comprehensively clean the workpieces in a vacuum state so as to clean the surfaces of the workpieces, blind holes and slits. The hydrocarbon cleaning agent has good environmental protection characteristic and cleaning capability, does not corrode metal, and can meet the requirements of cleaning parts in various fields.
The hydrocarbon cleaning requires loading a workpiece to be cleaned into a workpiece basket, and then conveying the workpiece basket into a hydrocarbon cleaning machine for cleaning. And after the cleaning is finished, taking the workpiece basket out of the hydrocarbon cleaning machine, and then releasing the parts in the workpiece basket into the corresponding containers.
When the workpiece is loaded into the workpiece basket and taken out of the workpiece basket in the hydrocarbon cleaning process, the workpiece basket is required to be opened or closed by people, so that operators operating the workpiece basket are complicated, production rhythm is stopped due to manual participation, and cleaning efficiency is affected. The existing operation mode is obviously low in automation degree.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a abluent automatic feeding device of work piece that degree of automation is high.
The technical scheme for solving the technical problems is as follows:
a work basket for holding cleaning work pieces, comprising:
the first basket is provided with an opening, and a first door cover for opening and closing the opening on the first basket is arranged on the first basket;
the first lock comprises a first part and a second part, the first part is arranged on the first basket frame, the second part is arranged on the first door cover, and the first door cover is locked on the first basket frame after the first part is combined with the second part;
the first rim includes: the first basket body, set up first carousel, the first axle at first basket body both ends, the one end and the first carousel fixed connection of first axle.
The utility model provides a first rotation disk receives and cooperates with first drive wheel to it is rotatory to order about first rotation disk when first drive wheel rotates. First rotary disk makes first locking utensil open or close at the pivoted in-process with the release mechanism cooperation to realize automatic switch's process, consequently, the utility model provides a work piece basket does not need the manual work to participate in at the switch in-process, and then can realize automatic switch's process. Has the advantage of high automation degree.
Drawings
Fig. 1 is a schematic perspective view of a workpiece basket for accommodating cleaning workpieces according to the present invention;
fig. 2 is a schematic structural view of a blanking mechanism in the present invention;
fig. 3 is a schematic view of an assembly structure of the hopper frame body and the first weighing sensor according to the present invention;
FIG. 4 is a schematic view of the first bracket of the present invention engaged with a work piece basket;
fig. 5 is a schematic structural view of a first bracket according to the present invention;
FIG. 6 is a schematic view of the first carrier engaged with the work basket, viewed from another direction;
FIG. 7 is a schematic view of a work piece basket according to the present invention;
fig. 8 is a schematic structural view of a first lock of the present invention;
reference numbers in the drawings:
a is a first transmission mechanism, 1 is a blanking hopper, 2 is a hopper frame body, 3 is a first weighing sensor, 4 is a first linear driver, 5 is a turnover connection part, 6 is a first connecting rod, 7 is a hopper door, 8 is a first lifting driver, 9 is a blanking frame, 10 is a first slide rail, 11 is a first slide block, 12 is a first chassis, 13 is a first supporting plate, 14 is a first driving part, 15 is a supporting part, 16 is a rail, 17 is a supporting arm, 18 is a mandrel, 19 is a driving part, 20 is a first driver, 21 is a first transmission shaft, 22 is a first transmission mechanism, 23 is a first transmission wheel, 24 is a first connecting plate, 25 is a first guide plate, 26 is a first door cover, 27 is a first basket body, 28 is a first rotating disc, 29 is a first shaft, 30 is a first bolt, 31 is a first bulge, 32 is a first supporting seat, 33 is a second supporting seat, and 34 is a first elastic part, 35 is a first push block, and 36 is a first lock seat.
Detailed Description
As shown in fig. 1, the utility model discloses a abluent automatic feeding device of work piece, include: the blanking mechanism, the first bracket, the first driving mechanism, the first unlocking mechanism, the first workpiece basket and the first lock are explained in detail below:
as shown in fig. 1 and 2, the blanking mechanism includes a hopper frame, a blanking hopper 1, and a first valve mechanism for opening and closing an output port of the blanking hopper, and the blanking hopper is mounted on the hopper frame; one part of the first valve mechanism is arranged on the blanking hopper, and the other part of the first valve mechanism is positioned at the output port of the blanking hopper.
As shown in fig. 1 to 3, the hopper frame comprises a hopper frame body 2 and a first weighing sensor 3, the first weighing sensor 3 is fixed to the hopper frame body 2, the hopper frame body 2 is square or rectangular, a step is arranged on the hopper frame body 2, and the first weighing sensor 3 is arranged on the step of the hopper frame body 2. After the lower hopper 1 is supported on the first weighing sensor 3, the upper end of the lower hopper 1 is flush with the upper end of the hopper frame body 2, and the first weighing sensor 3 can be used for weighing the workpiece input into the lower hopper 1, so that the weight of the workpiece input into the first workpiece basket is controlled.
As shown in fig. 1 to 3, the first valve mechanism includes a first linear actuator 4, an overturning connecting component 5, a first connecting rod 6 and a hopper door 7, the first linear actuator 4 is movably connected with the lower hopper 1, the first linear actuator 4 is hinged on the side wall surface of the lower hopper 1, one end of the overturning connecting component 5 is movably connected with the power output end of the first linear actuator 4, the overturning connecting component 5 is in a V shape, one end of the first connecting rod 6 is movably connected with the lower hopper 1, one end of the first connecting rod 6 is hinged on the side wall surface of the lower hopper 1, and the other end of the first connecting rod 6 is movably connected with the middle part of the overturning connecting component 5; hopper door 7 is articulated with hopper 1 down, and hopper door 7 is connected with upset adapting unit 5.
The first linear actuator 4 may be a linear actuator such as an air cylinder or a hydraulic cylinder, and the first linear actuator 4 is preferably an air cylinder. The first linear driver 4 drives the overturning connecting part 5 to rotate when working, and the overturning connecting part 5 drives the hopper door 7 to rotate, so that the output end of the hopper frame body 2 is opened or closed.
As shown in fig. 1 to 3, the blanking mechanism further includes a first lifting driver 8 for lifting the hopper frame relative to the first workpiece basket, and a power output end of the first lifting driver 8 is connected to the hopper frame. First lift driver 8 can adopt the cylinder, linear actuator such as pneumatic cylinder or screw rod mechanism, first lift driver 8 preferentially adopts the cylinder, the lower hopper 1 decline on hopper frame body 2 is installed in the drive of first lift driver 8, make hopper 1 be close first work piece basket down, thereby be convenient for release the work piece in hopper 1 down to first work piece basket, the lower hopper 1 that first lift driver 8 drive was installed on hopper frame body 2 rises, make hopper 1 keep away from first work piece basket and be close first transport mechanism A down, the work piece personnel will need abluent work piece to place on first transport mechanism, first transport mechanism carries the work piece, and fall into in hopper 1 down through the effect of gravity automatically.
As shown in fig. 1 to 3, the blanking mechanism further includes: the blanking device comprises a blanking rack 9, a first slide rail 10 and a first slide block 11, wherein the first slide rail 10 is fixed on the blanking rack 9, the first slide block 11 is fixed on a blanking hopper 1, and the first slide block 11 is in sliding fit with the first slide rail 10. The output end of the first conveying mechanism A is located above the blanking rack 9, the lifting of the hopper rack body 2 is guided through the cooperation of the first sliding rail 10 and the first sliding block 11, and the other end of the first lifting driver 8 is fixed on the blanking rack 9.
As shown in fig. 1, 4 to 6, the first bracket is located below the blanking mechanism; the first bracket includes: the first base frame 12, the first supporting plate 13, the first driving part 14 driving the first supporting plate to move along the track and the supporting part 15, wherein the track 16 is arranged on the first base frame 12; the first supporting plate 13 is in sliding fit with the rail 16, and the first supporting plate 13 is provided with a yielding hole which is a yielding space for the first workpiece basket, namely, after the first workpiece basket is supported on the supporting component 15, a part of the first workpiece basket enters the yielding hole. One end of the first driving member 14 is connected to the first blade 13, one end of the supporting member 15 is fixed to the first blade 13, and the other end of the supporting member 15 is used to support the first workpiece basket. The other end of the support member 15 is provided with a groove in which the end of the first work piece basket is clearance fitted.
As shown in fig. 1, 4 to 6, the first support further includes a cover supporting mechanism for supporting the first door 26 of the first workpiece basket, the cover supporting mechanism includes: the supporting arm 17, the mandrel 18 and the driving part 19 for driving the supporting arm 17 to rotate around the mandrel are arranged on the first support, two ends of the mandrel 18 are fixed on the first supporting plate 13, the supporting arm 17 is movably arranged on the mandrel 18, a through hole is formed in the supporting arm 17, and the mandrel 18 forms clearance fit with the supporting arm 17 after penetrating through the through hole in the supporting arm 17. The driving part 19 is movably connected with one end of the bracket arm 17, the driving part 19 can adopt a linear driving mechanism such as an air cylinder, a hydraulic cylinder and the like, and the driving part 19 and the air cylinder are preferably adopted.
As shown in fig. 1, 4 to 6, the bracket arm 17 is used for supporting the first door 26 of the first work piece basket, and when the first driving mechanism drives the first work piece basket to rotate, the first lock is engaged with the first unlocking mechanism, and the first unlocking mechanism forces the first part to move. With the rotation of the first workpiece basket, the first door cover 26 rotates relative to the first basket frame under the action of gravity, the first door cover overturns onto the support arm 17, and the support arm 17 plays a supporting role on the first door cover 26. To enlarge the opening in the first rim, it is therefore necessary to continue to rotate the first work piece basket, at which point the drive member 19 drives the rotation of the bracket arm 17 to match the rotation of the first rim and the rotation of the first door 26.
As shown in fig. 1, 4 to 6, the first driving mechanism is disposed on the first bracket; the first drive mechanism includes: the device comprises a first driver 20, a first transmission shaft 21, a first transmission mechanism 22 and a first transmission wheel 23, wherein the first transmission mechanism 22 is respectively connected with the first driver 20 and the first transmission shaft 21; two ends of the first transmission shaft 21 are respectively connected with the bearing seat assembly, and the bearing seat assembly is fixedly connected with the first supporting plate 13. The first driving wheel 23 is connected with the first driving shaft 21, and the first driving wheel 23 is matched with the first workpiece basket.
As shown in fig. 1 and fig. 4 to fig. 6, when the first actuator 20 works, the first transmission mechanism 22 drives the first transmission shaft 21 to rotate, the first transmission shaft 22 drives the first transmission wheel 23 to rotate, the first transmission wheel drives the first workpiece basket to rotate, so that the first lock is matched with the first unlocking mechanism, the first unlocking mechanism moves the first lock to unlock the first workpiece basket, or when the first workpiece basket is closed, the first lock is separated from the first unlocking mechanism along with the rotation of the first workpiece basket, and the first lock resets to lock the first workpiece basket.
As shown in fig. 1, 4 to 6, the first driver 20 is a motor, and preferably, an electric motor is used as the motor. The first transmission mechanism 22 may be a gear transmission mechanism, a belt transmission mechanism, or a chain and sprocket transmission mechanism, and the first transmission mechanism 22 is preferably a chain and sprocket transmission mechanism. The first driving wheel 23 may be a gear or a friction roller, and the first driving wheel 23 is preferably a gear.
As shown in fig. 1 and 4 to 6, the first unlocking mechanism is disposed on the first bracket, and the first unlocking mechanism is preferably fixed on the support arm 17, so that the first door of the first workpiece basket is located below the first unlocking mechanism, and after unlocking, the first door is turned over and located below the first unlocking mechanism. The first unlocking mechanism includes: the first connecting plate 24 and the first guide plate 25, two ends of the first connecting plate 24 are respectively fixedly connected with the bracket 17, one end of the first guide plate 25 is fixedly connected with the first connecting plate 24, and the other end of the first guide plate 25 is a free end for moving the first part. The first guide plate 25 has an arc-shaped cross section. The first locking device is moved by the first guide plate 25 to unlock the first door and the first rim, or to lock the first door and the first rim.
As shown in fig. 7, two ends of the first workpiece basket are movably supported on the first support, the first workpiece basket includes a first basket rim having an opening and a first door 26 for opening and closing the opening of the first basket rim, one end of the first door 26 is hinged to the first basket rim, the other end of the first door is a free end, the first driving mechanism is engaged with the first basket rim, and the first driving wheel 23 is engaged with the first basket rim.
As shown in fig. 7, the first rim includes: the basket comprises a first basket body 27, a first rotating disc 28 arranged at two ends of the first basket body 27 and a first shaft 29, wherein one end of the first shaft 29 is fixedly connected with the first rotating disc 28. The other end of the first shaft 29 is fitted to the first holder and the first shaft 29 is fitted to the support member 15 in the first holder, i.e. the other end of the first shaft 29 is clearance fitted to a recess in the support member 15 and the first shaft 29 is rotatable relative to the support member 15.
As shown in fig. 1, 4 to 7, the first rotating disk 28 is engaged with the first driving wheel 23, when the first driving wheel 23 is a gear, a plurality of first holes or first gear teeth 29 are formed on the circumferential surface of the first rotating disk 28, and the gear teeth on the first driving wheel 23 are engaged with the first holes or first gear teeth 29, so that the first rotating disk 28 is driven to rotate when the first driving wheel 23 rotates. When the first driving wheel 23 is a friction roller, the first rotating disk 28 is also a friction roller, and the first driving wheel 23 and the first rotating disk 28 transmit power by friction force.
As shown in fig. 4 to 8, the first lock includes a first portion and a second portion, the first portion is mounted on the first rim, that is, the first portion is mounted on the first basket body 27, the second portion is mounted on the first door 26, the first portion and the second portion are combined to lock the first door 26 on the first rim, the first driving mechanism drives the first workpiece basket to rotate to enable the first portion to be matched with the first unlocking mechanism, and the first unlocking mechanism forces the first portion to move so as to release the combination of the first portion and the second portion. The first unlocking mechanism forces the first part to move so as to release the engagement of the first part with the second part or to bring the first part into engagement with the second part.
As shown in fig. 4 to 8, the first portion includes a first latch 30, a first protrusion 31, a first support seat 32, a second support seat 33, a first elastic member 34, and a first push block 35, the first latch 30 is a rod-shaped member, and one end of the first latch 30 is tapered. The first protrusion 31 is disposed on the first tongue 30, the first protrusion 31 is integrally formed with the first tongue 30, the first support seat 32 and the second support seat 33 are disposed on the first basket at intervals, one end of the first support seat 32 and one end of the second support seat 33 are respectively fixed on the first basket body 27, the first support seat 32 and the second support seat 33 are respectively provided with an assembly hole, and the first tongue 30 passes through the first support seat 32 and the second support seat 33.
As shown in fig. 4 to 8, the first elastic member 34 is sleeved on the first lock tongue 30, one end of the first elastic member 34 abuts against the first support seat 32, and the other end of the first elastic member 34 abuts against one end of the first protruding portion 31, so that the other end of the first protruding portion 31 abuts against the second support seat 33. The first elastic member 34 is preferably a spring. The first pushing block 35 is matched with the first unlocking mechanism to move the first lock tongue 30, and the first pushing block 35 is fixedly connected with the first lock tongue 30.
As shown in fig. 4 to 8, the second portion includes a first lock holder 36, one end of the first lock holder 36 is fixed to the first door 26, and the first lock holder 36 is a rectangular parallelepiped or square block-shaped member. The first lock base 36 is provided with a first hole for inserting the first part, i.e. a first hole for inserting the first lock tongue 30.
As shown in fig. 1 to 8, the working process of the present invention is as follows:
the work piece is placed on first transport mechanism A, because first transport mechanism A is belt transport mechanism, consequently, remove to the top of unloading frame 9 after the work piece, the work piece falls down under the effect of gravity when first transport mechanism A continues the conveying down hopper 1, along with the work piece increase of the accumulation in hopper 1 down, detect down through first weighing sensor 3 when the work piece weight in hopper 1 is accumulated to setting for weight, first lift drive 8 orders about hopper frame body 2 and descends, hopper 1 descends under hopper frame body 2 drives.
Before the hopper frame body 2 is lowered, the first work basket is placed on the support member 15 by the robot, the first supporting plate 13 is driven to move by the first driving part 14, so that the first workpiece basket is positioned below the blanking hopper, the first driver 20 rotates forward to drive the first transmission mechanism 22 to rotate the first transmission shaft 21, the first transmission shaft 22 drives the first transmission wheel 23 to rotate, the first transmission wheel drives the first rotating disc 28 to rotate, so that the first workpiece basket rotates integrally, thereby displacing the first lock and, when the first pusher 35 of the first lock is engaged with the first guide plate 25, the first pushing block 35 is pressed by the first guiding plate 25, the first pushing block 35 drives the first locking tongue 30 to move against the force of the first spring member 34, and one end of the first locking tongue 30 is separated from the first hole of the first locking seat 36, so that the locking action of the first door 26 and the first basket body is released. With the continuous operation of the first driver 20, the first workpiece basket continues to rotate, the first door 26 rotates relative to the first basket under the action of gravity, the first door is turned over onto the support arm 17, and the support arm 17 plays a supporting role on the first door 26. This allows the opening in the first rim to be fully opened.
Hopper 1 descends to corresponding to first work piece basket opening top under the drive of hopper frame body 2, and control 4 work drive upset adapting unit 5 of first linear actuator and rotate, and upset adapting unit 5 drives the hopper door 7 rotation to make the output of hopper frame body 2 open, and then make down the work piece in the hopper 1 release in the first basket body.
After the workpieces are released, the output port of the blanking head 1 is closed through the first valve mechanism, the first lifting driver 8 drives the hopper frame body 2 to ascend, and the blanking hopper 1 receives the next batch of workpieces again. The first driving part 14 drives the first blade 13 to move, so that the first workpiece basket is displaced to a position where the robot can grasp it.
The first driver 20 reversely rotates to drive the first transmission mechanism 22 to reversely rotate the first transmission shaft 21, the first transmission shaft 22 drives the first transmission wheel 23 to rotate, the first transmission wheel drives the first rotation disc 28 to reversely rotate the first workpiece basket as a whole, meanwhile, the driving part 19 works to reversely rotate the support arm 17 to drive the first door cover 26 to reset to close the opening on the first basket, when the first push block 35 of the first lock is matched with the first guide plate 25, the first push block 35 is pressed by the first guide plate 25, the first push block 35 drives the first lock tongue 30 to move against the acting force of the first spring part 34, as the first basket continuously reversely rotates, the first push block 35 loses the pressing acting force of the first guide plate 25, the first lock tongue 30 resets under the acting force of the first spring part 34, so that one end of the first lock tongue 30 is automatically inserted into the first hole of the first lock seat 36, the first door 26 is locked with the first basket 27.
Claims (4)
1. Hold work piece basket of wasing the work piece, its characterized in that includes:
the first basket is provided with an opening, and a first door cover for opening and closing the opening on the first basket is arranged on the first basket;
the first lock comprises a first part and a second part, the first part is arranged on the first basket frame, the second part is arranged on the first door cover, and the first door cover is locked on the first basket frame after the first part is combined with the second part;
the first rim includes: the first basket body, set up first carousel, the first axle at first basket body both ends, the one end and the first carousel fixed connection of first axle.
2. The workpiece basket for holding cleaning workpieces of claim 1, wherein the first rotating disk has a plurality of first holes or first gear teeth formed on a peripheral surface thereof.
3. The workpiece basket containing a cleaning workpiece as recited in claim 1, wherein the first portion comprises:
a first bolt;
the first protruding part is arranged on the first bolt;
the first support seat and the second support seat are arranged on the first basket frame at intervals, and the first lock tongue penetrates through the first support seat and the second support seat;
the first elastic component is sleeved on the first bolt, one end of the first elastic component abuts against the first supporting seat, the other end of the first elastic component abuts against the first bulge part, and the other end of the first bulge part abuts against the second supporting seat;
and the first push block is matched with the first unlocking mechanism to enable the first lock tongue to move and is fixedly connected with the first lock tongue.
4. The workpiece basket containing a cleaning workpiece as recited in claim 1, wherein the second portion comprises: the first lock seat is provided with a first hole for inserting the first part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921085348.XU CN210418452U (en) | 2019-07-12 | 2019-07-12 | Workpiece basket for accommodating cleaning workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921085348.XU CN210418452U (en) | 2019-07-12 | 2019-07-12 | Workpiece basket for accommodating cleaning workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210418452U true CN210418452U (en) | 2020-04-28 |
Family
ID=70380507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921085348.XU Active CN210418452U (en) | 2019-07-12 | 2019-07-12 | Workpiece basket for accommodating cleaning workpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210418452U (en) |
-
2019
- 2019-07-12 CN CN201921085348.XU patent/CN210418452U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210418454U (en) | Unloading mechanism in work piece washs material loading | |
| TWI466754B (en) | Handling manipulator assembly | |
| CN110395590B (en) | Automatic feeding and discharging device for workpiece cleaning | |
| CN210418452U (en) | Workpiece basket for accommodating cleaning workpiece | |
| CN210418455U (en) | Unlocking device for workpiece cleaning workpiece basket | |
| CN110356866B (en) | Automatic feeding device for workpiece cleaning | |
| CN112976034B (en) | Workshop goods snatchs manipulator | |
| CN210418496U (en) | Work piece abluent unloading conveying mechanism | |
| CN117326509A (en) | Supplementary barrel disassembly device of dysmorphism bucket | |
| CN211813269U (en) | Handling device for radial drill convenient to height-adjusting | |
| US6112391A (en) | Automatic loader-unloader for disk blank workpieces | |
| CN210418257U (en) | Receiving mechanism for cleaned workpieces | |
| CN114653997B (en) | Automatic clamping milling equipment for hubs | |
| CN217453910U (en) | Transfer robot double-station gripper for feeding and discharging | |
| CN216188935U (en) | Automatic dismounting device | |
| CN110356861B (en) | Automatic blanking device for workpiece cleaning | |
| CN217418081U (en) | Hand-operated lifting platform | |
| JPS58160040A (en) | Pallet changer | |
| CN220014837U (en) | Manual opening device of flying-wing vehicle | |
| CN216710154U (en) | Material turnover box | |
| CN213735142U (en) | Movable cage vehicle convenient to push and pull | |
| CN212798550U (en) | Carrying device | |
| JPH0911012A (en) | Machine tool | |
| CN113772409B (en) | Valve seat ring loading attachment | |
| CN215923542U (en) | Automatic material collecting equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |