CN214351495U - Processingequipment is used in production of volume temperature rifle - Google Patents
Processingequipment is used in production of volume temperature rifle Download PDFInfo
- Publication number
- CN214351495U CN214351495U CN202120433446.9U CN202120433446U CN214351495U CN 214351495 U CN214351495 U CN 214351495U CN 202120433446 U CN202120433446 U CN 202120433446U CN 214351495 U CN214351495 U CN 214351495U
- Authority
- CN
- China
- Prior art keywords
- wall
- motor
- sleeved
- welded
- extrusion
- 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
- Manipulator (AREA)
Abstract
The utility model discloses a processingequipment is used in production of forehead temperature rifle, comprises an operation bench, it has the mounting groove to open on the outer wall of operation panel top center department, be connected with the rotation axis that the equidistance distributes through the bearing on the upper portion inner wall on one side of mounting groove, and rotation axis one end passes through the bearing and connects on the another side inner wall of mounting groove, the mill has been cup jointed on the outer wall of rotation axis middle part, there is the motor through bolted connection on the inner wall of mounting groove bottom, motor output shaft one end has cup jointed the belt pulley, and has cup jointed driven pulley on the outer wall of rotation axis one end, and the belt pulley passes through the belt and forms the transmission cooperation with two driven pulley that are close to the motor, and two driven pulley that are close to the motor form the transmission cooperation through belt and two driven pulley that keep away from the motor respectively. The utility model discloses can be portable carry out the centre gripping to protective glass, simplify the operation flow, improve work efficiency, can drive protective glass automatically and rotate, improve the efficiency of polishing.
Description
Technical Field
The utility model relates to a volume temperature rifle production technical field especially relates to a processingequipment is used in volume temperature rifle production.
Background
The forehead temperature measuring gun (infrared thermometer) is designed aiming at the basis of measuring the forehead temperature of a human body, is very simple and convenient to use, can accurately measure the temperature within 1 second, has no laser point, avoids potential damage to eyes, does not need to contact the skin of the human body, avoids cross infection, measures the temperature in one key, inspects flu, is suitable for home users, hotels, libraries, large enterprises and institutions, can be used in comprehensive places such as hospitals, schools, customs, airports and the like, and can be provided for medical staff to use in clinics.
The volume temperature rifle comprises spare parts such as casing, circuit board and sensor, and the volume temperature rifle need use cover glass in process of production, forms the back at cover glass, need polish cover glass, but, in order to make cover glass's four sides can both polish, current grinding device need operating personnel to rotate cover glass many times when using, leads to work efficiency low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a processing device for forehead temperature gun production.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a processing device for producing a forehead temperature gun comprises an operation table, wherein a mounting groove is formed in the outer wall of the center of the top of the operation table, rotating shafts distributed equidistantly are connected to the inner wall of the upper portion of one side of the mounting groove through bearings, one end of each rotating shaft is connected to the inner wall of the other side of the mounting groove through bearings, a grinding disc is sleeved on the outer wall of the middle of each rotating shaft, a motor is connected to the inner wall of the bottom of the mounting groove through bolts, a belt pulley is sleeved at one end of an output shaft of the motor, a driven belt pulley is sleeved on the outer wall of one end of each rotating shaft, the belt pulleys and two driven belt pulleys close to the motor form transmission fit through belts, the two driven belt pulleys close to the motor form transmission fit with two driven belt pulleys far away from the motor respectively, telescopic rods are welded on the outer walls of four corners of the top of the operation table, a top plate is arranged above the operation table, and the four corners of the bottom of the top plate are respectively welded on the outer wall of the top end of the telescopic rod, a slideway is arranged on the outer wall of the top plate along the length direction, the inner wall of one side of the slideway is connected with a screw rod through a bearing, one end of the screw rod extends to the outer wall of one side of the top plate, a driven gear is sleeved on the outer wall of one end of the screw rod, a first servo motor is connected on the outer wall of one end of the top plate through a bolt, a driving gear is sleeved on one end of an output shaft of the first servo motor, the driving gear and the driven gear are mutually meshed to form transmission fit, an installation block is slidably installed in the slideway and is screwed on the outer wall of the screw rod, fixed plates are welded on the outer walls of two sides of the bottom of the installation block, two extrusion mechanisms are respectively arranged on the outer wall of one side of the fixed plates and comprise sleeves, one end of each sleeve is welded on the outer wall of one side of the fixed plate, the spring is fixedly connected to the inner wall of one side of the sleeve, the sliding plate is slidably mounted in the sleeve, the inner wall of one end of the sleeve is sleeved with the limiting ring, the outer wall of one side of the fixed plate is connected with the rotary drum through the bearing, one end of the rotary drum is connected to the outer wall of one side of the limiting ring through the bearing, the outer wall of one side of the sliding plate is welded with the extrusion rod of the regular hexagon structure, the outer wall of one end of the extrusion rod is welded with the extrusion plate, the outer wall of one end of the rotary drum is sleeved with the turbine, the outer wall of the lower part of one side of the mounting block is provided with the mounting hole, the inner wall of the bottom of the mounting hole is connected with the second servo motor through the bolt, two transmission mechanisms are respectively arranged on the outer wall of the upper part of the opposite side of the two fixed plates, the two mounting plates are respectively welded on the outer wall of the upper part of one side of the fixed plate, and the tops of the two mounting plates are respectively welded on the outer wall of the bottom of the mounting block, two be connected with the worm through the bearing on the relative one side outer wall of mounting panel, and worm one end extends to mounting panel one side outer wall on, the action wheel has been cup jointed to second servo motor output shaft one end, and just two worm one end have all been cup jointed from the driving wheel, and the action wheel forms transmission fit through belt and two from driving wheels respectively.
Preferably, all the welding has the supporting seat on the four corners outer wall of operation panel bottom, and all fixedly connected with slipmat on the outer wall of four supporting seat bottoms, all is equipped with the non-slip raised that the equidistance distributes on the outer wall of four slipmat bottoms.
Preferably, the telescopic rod comprises a sleeve and a connecting rod sleeved in the sleeve in a sliding manner, the outer wall of the sleeve is connected with a fastening bolt in a threaded manner, and the fastening bolt and the connecting rod form fastening fit.
Preferably, the inner diameter of the limiting ring is matched with the outer diameter of the extrusion rod, the extrusion rod is slidably mounted in the limiting ring, a through hole with a regular hexagon structure is formed in the outer wall of one side of the rotary drum, and the extrusion rod is slidably mounted in the through hole.
Preferably, the outer wall of one side of the extrusion plate is fixedly connected with a rubber layer, and the outer wall of one side of the rubber layer is provided with anti-skidding blocks which are distributed at equal intervals.
Preferably, the motor, the first servo motor and the second servo motor are all connected with a switch through wires, and the switch is connected with a power line.
The utility model has the advantages that:
1. the protective glass clamping device is characterized in that two extrusion mechanisms are arranged, two extrusion plates are pulled to drive the extrusion rods to move, the extrusion rods move to drive the sliding plates to extrude springs, protective glass is placed between the two extrusion plates, the extrusion plates are loosened, the two extrusion plates reset under the action of tension of the two springs respectively, and then the protective glass is clamped, so that the protective glass can be clamped in a portable mode, the operation process is simplified, and the working efficiency is improved;
2. adjust four telescopic link heights, make the mill can be contacted to the cover glass bottom, starter motor, motor output shaft rotates and drives four rotation axis rotations, four rotation axis drive four mills and rotate, start first servo motor, first servo motor output shaft rotates and drives the screw rod and rotate, and then drive the installation piece and remove, and then make the mill polish to cover glass, when the installation piece removes next mill the place ahead, second servo motor starts to drive the turbine and rotates, turbine rotation makes the extrusion ram rotate the quarter round, and then make the mill polish to cover glass's another side, can drive cover glass automatically and rotate when polishing, the efficiency of polishing is improved.
Drawings
FIG. 1 is a schematic view of a front view cross-sectional structure of a processing device for producing a forehead thermometer according to the present invention;
FIG. 2 is a schematic view of a sectional structure of an installation block of the processing device for producing a forehead thermometer of the present invention;
FIG. 3 is a schematic side sectional view of an installation block of the processing device for producing a forehead thermometer of the present invention;
FIG. 4 is a schematic view of a cross-sectional structure of an extrusion mechanism of a processing device for producing a forehead thermometer according to the present invention;
FIG. 5 is a schematic view of a three-dimensional structure of an extrusion rod and a rotary drum of the processing device for producing the forehead thermometer of the present invention;
fig. 6 is an enlarged schematic structural diagram of a position a in fig. 2 according to the present invention.
In the figure: the device comprises an operation table 1, a mounting groove 2, a rotating shaft 3, a grinding disc 4, a motor 5, a telescopic rod 6, a top plate 7, a slideway 8, a screw rod 9, a driven gear 10, a first servo motor 11, a driving gear 12, a mounting block 13, a fixing plate 14, a sleeve 15, a spring 16, a sliding plate 17, a limiting ring 18, a rotating cylinder 19, an extrusion rod 20, an extrusion plate 21, a turbine 22, a second servo motor 23, a mounting plate 24 and a worm 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-6, a processing device for forehead thermometer production comprises an operation table 1, wherein four corner outer walls of the bottom of the operation table 1 are welded with supporting seats, the outer walls of the bottoms of the four supporting seats are fixedly connected with non-slip mats, the outer walls of the bottoms of the four non-slip mats are provided with non-slip bulges distributed at equal intervals, the outer wall of the center of the top of the operation table 1 is provided with a mounting groove 2, the inner wall of the upper part of one side of the mounting groove 2 is connected with rotating shafts 3 distributed at equal intervals through bearings, one end of each rotating shaft 3 is connected to the inner wall of the other side of the mounting groove 2 through a bearing, the outer wall of the middle part of each rotating shaft 3 is sleeved with a grinding disc 4, the inner wall of the bottom of the mounting groove 2 is connected with a motor 5 through a bolt, one end of an output shaft of the motor 5 is sleeved with a belt pulley, and the outer wall of one end of each rotating shaft 3 is sleeved with a driven belt pulley, and the belt pulley is in transmission fit with two driven belt pulleys close to the motor 5, two driven belt pulleys close to the motor 5 are in transmission fit with two driven belt pulleys far away from the motor 5 through belts respectively, telescopic rods 6 are welded on the outer walls of four corners of the top of the operating platform 1, each telescopic rod 6 comprises a sleeve and a connecting rod sleeved in the sleeve in a sliding manner, fastening bolts are screwed on the outer walls of the sleeves and form fastening fit with the connecting rods, a top plate 7 is arranged above the operating platform 1, four corners of the bottom of the top plate 7 are welded on the outer wall of the top end of each telescopic rod 6 respectively, a slide way 8 is formed in the outer wall of the top plate 7 along the length direction, a screw rod 9 is connected to the inner wall of one side of the slide way 8 through a bearing, one end of the screw rod 9 extends to the outer wall of one side of the top plate 7, a driven gear 10 is sleeved on the outer wall of one end of the top of the screw rod 9, and a first servo motor 11 is connected to the outer wall of one end of the top plate 7 through a bolt, and one end of the output shaft of the first servo motor 11 is sleeved with a driving gear 12, the driving gear 12 and a driven gear 10 are engaged with each other to form transmission fit, a mounting block 13 is installed in the slideway 8 in a sliding manner, the mounting block 13 is screwed on the outer wall of the screw 9, the outer walls of two sides of the bottom of the mounting block 13 are all welded with a fixing plate 14, two extrusion mechanisms are arranged on the outer wall of one side of the fixing plate 14 and comprise a sleeve 15, one end of the sleeve 15 is welded on the outer wall of one side of the fixing plate 14, the inner wall of one side of the sleeve 15 is fixedly connected with a spring 16, a sliding plate 17 is installed in the sleeve 15 in a sliding manner, a limit ring 18 is sleeved on the inner wall of one end of the sleeve 15, the outer wall of one side of the fixing plate 14 is connected with a rotary drum 19 through a bearing, one end of the rotary drum 19 is connected on the outer wall of one side of the limit ring 18 through a bearing, and an extrusion rod 20 with a regular hexagon structure is welded on the outer wall of one side of the sliding plate 17, the inner diameter of the limiting ring 18 is matched with the outer diameter of the extrusion rod 20, the extrusion rod 20 is slidably mounted in the limiting ring 18, a through hole with a regular hexagonal structure is formed in the outer wall of one side of the rotary drum 19, the extrusion rod 20 is slidably mounted in the through hole, the extrusion plate 21 is welded on the outer wall of one end of the extrusion rod 20, a rubber layer is fixedly connected to the outer wall of one side of the extrusion plate 21, and anti-skidding blocks distributed at equal intervals are arranged on the outer wall of one side of the rubber layer, so that the protective glass can be clamped in a portable mode, the operation process is simplified, and the working efficiency is improved;
the outer wall of one end of the rotary drum 19 is sleeved with a turbine 22, the outer wall of the lower part of one side of the mounting block 13 is provided with a mounting hole, the inner wall of the bottom of the mounting hole is connected with a second servo motor 23 through a bolt, the outer wall of the upper part of one side, opposite to the two fixing plates 14, is provided with two transmission mechanisms, each transmission mechanism comprises two mounting plates 24, the two mounting plates 24 are respectively welded on the outer wall of the upper part of one side of the fixing plate 14, the tops of the two mounting plates 24 are respectively welded on the outer wall of the bottom of the mounting block 13, the outer wall of one side, opposite to the two mounting plates 24, is connected with a worm 25 through a bearing, one end of the worm 25 extends to the outer wall of one side of the mounting plates 24, one end of an output shaft of the second servo motor 23 is sleeved with a driving wheel, one end of each of the two worms 25 is sleeved with a driven wheel, and the driving wheel forms transmission fit with the two driven wheels through a belt, the protective glass can be automatically driven to rotate during polishing, so that the polishing efficiency is improved;
the motor 5, the first servo motor 11 and the second servo motor 23 are all connected with a switch through wires, and the switch is connected with a power line.
The working principle is as follows: pulling the two extrusion plates 21, the extrusion plates 21 driving the extrusion rods 20 to move, the extrusion rods 20 driving the sliding plates 17 to extrude the springs 16, placing the protective glass between the two extrusion plates 21, loosening the extrusion plates 21, the two extrusion plates 21 respectively resetting under the tension of the two springs 16, further clamping the protective glass, adjusting the height of the four telescopic rods 6 to enable the bottom of the protective glass to be in contact with the grinding disc 4, starting the motor 5, rotating the output shaft of the motor 5 to drive the four rotating shafts 3 to rotate, driving the four grinding discs 4 to rotate by the four rotating shafts 3, starting the first servo motor 11, rotating the output shaft of the first servo motor 11 to drive the screw rod 9 to rotate, further driving the mounting block 13 to move, further enabling the grinding disc 4 to grind the protective glass, when the mounting block 13 moves to the front of the next grinding disc 4, starting the second servo motor 23 to drive the turbine 22 to rotate, the turbine 22 rotates to make the extrusion rod 20 rotate a quarter turn, so that the grinding disc 4 grinds the other side of the cover glass.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The processing device for the production of the forehead thermometer comprises an operation table (1) and is characterized in that an installation groove (2) is formed in the outer wall of the center of the top of the operation table (1), a rotating shaft (3) which is distributed equidistantly is connected to the inner wall of the upper portion of one side of the installation groove (2) through a bearing, one end of the rotating shaft (3) is connected to the inner wall of the other side of the installation groove (2) through a bearing, a grinding disc (4) is sleeved on the outer wall of the middle of the rotating shaft (3), a motor (5) is connected to the inner wall of the bottom of the installation groove (2) through a bolt, a belt pulley is sleeved at one end of an output shaft of the motor (5), a driven belt pulley is sleeved on the outer wall of one end of the rotating shaft (3), the belt pulley and two driven belt pulleys close to the motor (5) form transmission fit through belts, and the two driven belt pulleys close to the motor (5) form transmission fit with the two driven belt pulleys far away from the motor (5) through belts respectively, the four-corner telescopic type automatic lifting device is characterized in that telescopic rods (6) are welded on the outer walls of four corners of the top of the operating platform (1), a top plate (7) is arranged above the operating platform (1), four corners of the bottom of the top plate (7) are welded on the outer wall of the top end of each telescopic rod (6) respectively, a slide way (8) is arranged on the outer wall of the top plate (7) along the length direction, a screw rod (9) is connected onto the inner wall of one side of the slide way (8) through a bearing, one end of the screw rod (9) extends onto the outer wall of one side of the top plate (7), a driven gear (10) is sleeved on the outer wall of one end of the screw rod (9), a first servo motor (11) is connected onto the outer wall of one end of the top plate (7) through a bolt, a driving gear (12) is sleeved on one end of an output shaft of the first servo motor (11), the driving gear (12) and the driven gear (10) are meshed with each other to form transmission fit, and a mounting block (13) is installed in the slide way (8) in a sliding manner, the mounting block (13) is in threaded connection with the outer wall of the screw rod (9), the fixing plates (14) are welded on the outer walls of two sides of the bottom of the mounting block (13), the two fixing plates (14) are provided with extrusion mechanisms on the outer wall of one side, each extrusion mechanism comprises a sleeve (15), one end of each sleeve (15) is welded on the outer wall of one side of each fixing plate (14), a spring (16) is fixedly connected on the inner wall of one side of each sleeve (15), a sliding plate (17) is slidably mounted in each sleeve (15), a limiting ring (18) is sleeved on the inner wall of one end of each sleeve (15), a rotating drum (19) is connected on the outer wall of one side of each fixing plate (14) through a bearing, one end of each rotating drum (19) is connected on the outer wall of one side of each limiting ring (18) through a bearing, an extrusion rod (20) of a regular hexagonal structure is welded on the outer wall of one side of each sliding plate (17), and an extrusion plate (21) is welded on the outer wall of one end of each extrusion rod (20), the outer wall of one end of the rotary drum (19) is sleeved with a turbine (22), the outer wall of the lower portion of one side of the installation block (13) is provided with an installation hole, the inner wall of the bottom of the installation hole is connected with a second servo motor (23) through a bolt, two transmission mechanisms are arranged on the outer wall of the upper portion of one side, opposite to the fixed plate (14), of the two fixed plates (14) respectively, the two transmission mechanisms comprise two installation plates (24), the two installation plates (24) are welded on the outer wall of the upper portion of one side of the fixed plate (14) respectively, the tops of the two installation plates (24) are welded on the outer wall of the bottom of the installation block (13) respectively, the outer wall of one side, opposite to the two installation plates (24), of each worm (25) is connected with a worm through a bearing, one end of each worm (25) extends to the outer wall of one side of the installation plate (24), one end of an output shaft of the second servo motor (23) is sleeved with a driving wheel, and one end of each worm (25) is sleeved with a driven wheel, the driving wheel is in transmission fit with the two driven wheels through the belt respectively.
2. The processing device for forehead thermometer production as claimed in claim 1, wherein the four corner outer walls of the bottom of the operating platform (1) are welded with supporting bases, and the outer walls of the bottom of each of the four supporting bases are fixedly connected with anti-slip pads, and the outer walls of the bottom of each of the four anti-slip pads are provided with anti-slip protrusions distributed equidistantly.
3. The processing device for the forehead thermometer production according to claim 1, wherein the telescopic rod (6) comprises a sleeve and a connecting rod slidably sleeved in the sleeve, and a fastening bolt is screwed on the outer wall of the sleeve and forms a fastening fit with the connecting rod.
4. The processing device for the forehead thermometer production according to claim 1, wherein the inner diameter of the limiting ring (18) is matched with the outer diameter of the extrusion rod (20), the extrusion rod (20) is slidably mounted in the limiting ring (18), a through hole with a regular hexagon structure is formed in the outer wall of one side of the rotating drum (19), and the extrusion rod (20) is slidably mounted in the through hole.
5. The processing device for the forehead thermometer production as claimed in claim 1, wherein the outer wall of one side of the extrusion plate (21) is fixedly connected with a rubber layer, and the outer wall of one side of the rubber layer is provided with anti-slip blocks which are distributed at equal intervals.
6. The processing device for the forehead thermometer production according to claim 1, wherein the motor (5), the first servo motor (11) and the second servo motor (23) are all connected with a switch through wires, and the switch is connected with a power line.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120433446.9U CN214351495U (en) | 2021-02-26 | 2021-02-26 | Processingequipment is used in production of volume temperature rifle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120433446.9U CN214351495U (en) | 2021-02-26 | 2021-02-26 | Processingequipment is used in production of volume temperature rifle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN214351495U true CN214351495U (en) | 2021-10-08 |
Family
ID=77967755
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120433446.9U Active CN214351495U (en) | 2021-02-26 | 2021-02-26 | Processingequipment is used in production of volume temperature rifle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN214351495U (en) |
-
2021
- 2021-02-26 CN CN202120433446.9U patent/CN214351495U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109607436B (en) | Electric power logistics support car | |
CN209698763U (en) | A kind of abrasion-proof steel ball burnishing device | |
CN111300480A (en) | Movable industrial robot mounting platform | |
CN214351495U (en) | Processingequipment is used in production of volume temperature rifle | |
CN210232503U (en) | Balling equipment with adjustable steel rolling ball grinder's rotary drum | |
CN211432967U (en) | Medical bed for radiology department | |
CN210979081U (en) | Industrial equipment running state monitoring system | |
CN210005353U (en) | convenient to use's building curtain's intensity detection device | |
CN215239980U (en) | Side edge grinding device for processing inner gear ring | |
CN212601033U (en) | Operating platform convenient to it is fixed when artificial tooth is polished | |
CN213410696U (en) | Linear cutting equipment for machining jack bracket | |
CN212071326U (en) | Polishing device for furniture production | |
CN110613426A (en) | Monitor with good stability | |
CN210938748U (en) | Adjustable damping base for steel ball milling machine tool | |
CN210703960U (en) | Main rail processing equipment convenient to fully polish | |
CN210388652U (en) | Surface grinding device for machining automatic zoom lens | |
CN210326532U (en) | Round platform-shaped electrical cabinet | |
CN211708873U (en) | Spring processing grinding device | |
CN210269473U (en) | Hardness detection device for manufacturing of casting and forging | |
CN210060697U (en) | Grinding device is used in artificial limb production | |
CN216542290U (en) | Cylindrical roller bearing grinding device with protection structure | |
CN219775362U (en) | Portable atmosphere check out test set | |
CN217359639U (en) | Visual detection device with alarm function | |
CN214459261U (en) | Polishing equipment capable of carrying out fault detection | |
CN218828727U (en) | Regulator cubicle equipment operation panel |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |