CN109450143B - A kind of big base assembly of threephase asynchronous - Google Patents
A kind of big base assembly of threephase asynchronous Download PDFInfo
- Publication number
- CN109450143B CN109450143B CN201811306377.4A CN201811306377A CN109450143B CN 109450143 B CN109450143 B CN 109450143B CN 201811306377 A CN201811306377 A CN 201811306377A CN 109450143 B CN109450143 B CN 109450143B
- Authority
- CN
- China
- Prior art keywords
- motor
- block
- base assembly
- rotating disc
- threephase asynchronous
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/26—Means for adjusting casings relative to their supports
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention relates to motor base technical fields, and disclose a kind of big base assembly of threephase asynchronous, including pedestal, the side of the base bottom is fixedly installed with supporting block, and annular groove is offered at the top of pedestal, rotating bar is fixedly installed at the top of the pedestal, and rotating disc is rotatably connected at the top of rotating bar, the side of the rotation pan bottom is fixedly installed with slide bar, and the side movable sleeve at the top of the rotating disc is connected to hollow sleeve.The big base assembly of the threephase asynchronous, pass through the mutual cooperation between tooth set, connecting rod, arc panel and clamp system, convenient for preferably replacing with the motor of same model when motor breaks down and needs repairing, so that being maintained within the shortest time, and then the normal operation of motor is ensured, it avoids the need for successively removing motor and the bolt of arc panel junction, and then affects the normal operation of motor, improve convenience when motor maintenance.
Description
Technical field
The present invention relates to motor base technical field, specially a kind of big base assembly of threephase asynchronous.
Background technique
Threephase asynchronous machine is one kind of induction conductivity, is one kind electricity for accessing the power supply of 380V three-phase alternating current simultaneously
Motivation, motor need to install corresponding pedestal during installing and using, just can guarantee motor be in one it is stable
State is operated, and pedestal is mainly used for the normal operation of stable power-driven machine, and nowadays most motor base makes in installation
All be to be fixed together during with motor, during the output shaft of motor rotates, need by pedestal with
Other devices connection part dismantled, the direction of output shaft one end could be made to change, process need expend compared with
The long time, while motor needs successively to remove the bolt on fixed motor by tool in the event of a failure, ability
Efficiency when being replaced to the inside of motor, and then affecting motor operation.
Summary of the invention
The present invention provides a kind of big base assemblies of threephase asynchronous, solve asking for above-mentioned background technique proposition
Topic.
The invention provides the following technical scheme: a kind of big base assembly of threephase asynchronous, including pedestal, the pedestal
The side of bottom is fixedly installed with supporting block, and annular groove is offered at the top of pedestal, is fixedly installed at the top of the pedestal
Rotating bar, and rotating disc is rotatably connected at the top of rotating bar, the side of the rotation pan bottom is fixedly installed with slide bar, described
Side movable sleeve at the top of rotating disc is connected to hollow sleeve, and the slide bar is located at the inner cavity of hollow sleeve, and the top of hollow sleeve is fixed
Turning handle is installed, the bottom of the turning handle and the top of rotating disc are connected by the spring transmission being located in hollow sleeve, institute
It states and offers cross chute at the top of rotating disc, and the internal activity of cross chute is socketed with sliding block, the top of the sliding block is solid
Dingan County is equipped with the fixed block being located at the top of rotating disc, and the side screw thread at the top of fixed block is socketed with bolt, and the bottom end of bolt
Fixing sleeve is connected to bearing, and the bottom of the bearing is fixedly mounted with teeth piece, is fixedly installed with link block at the top of the fixed block,
And set with teeth is fixedly mounted in the top of link block, the top fixing sleeve of tooth set side is connected to connecting rod, and the side of tooth set
Movable sleeve is connected to arc panel, and the positive screw top of arc panel is socketed with clamp system, and the inside of arc panel is placed with
Motor, the side fixing sleeve of the motor is connected to end cap, and fan is fixedly installed in the middle part of end cap side, described electronic
Side at the top of machine is fixedly installed with jacking block.
Preferably, the clamp system includes threaded rod, and the side screw thread of the threaded rod is socketed in arc panel side
Top, and one end of threaded rod is through to the other side of arc panel and is rotatably connected to arc block, the outer surface of the threaded rod
Movable sleeve is connected to cutting ferrule, and cutting ferrule is located at the side of arc panel, and the other end of threaded rod offers cross recess.
Preferably, tooth socket, and the tooth pitch phase of the tooth pitch of tooth socket two sides and tooth block bottom are offered at the top of the rotating disc
Adaptation, and the tooth socket at the top of rotating disc is distributed in the periphery of cross chute.
Preferably, the inner diameter values of the annular groove are adapted with the outer diameter value of slide bar, and the inner wall of annular groove is equipped with tooth socket,
And the tooth pitch of annular groove side tooth socket is adapted with the latch of hollow sleeve bottom.
Preferably, corresponding tongue and groove, and the side phase of tongue and groove and arc panel are offered at the top of tooth set two sides
Adaptation.
Preferably, the external screw thread of described bolt one end is adapted with the internal screw thread of fixed block top side, and fixed block bottom
Portion side offers limiting slot, and the groove width of the limiting slot is greater than the diameter value of bolt one end.
Preferably, the side of the arc block is equipped with circular arc, and the arc-shaped edges of arc block side are equipped with one layer of soft rubber
Pad.
Preferably, the positive side of the jacking block offers through-hole, and the quantity of through-hole is two, two through-holes
Inner diameter values are equal.
The present invention have it is following the utility model has the advantages that
1, the big base assembly of the threephase asynchronous passes through the phase between tooth set, connecting rod, arc panel and clamp system
Mutually cooperation, convenient for preferably replacing with the motor of same model when motor breaks down and needs repairing, so that most short
Time in be maintained, and then ensured the normal operation of motor, avoided the need for connecting on motor and arc panel
The bolt at the place of connecing successively is removed, and then affects the normal operation of motor, improves convenience when motor maintenance.
2, the big base assembly of the threephase asynchronous passes through the phase interworking between annular groove, slide bar, hollow sleeve and spring
It closes, convenience when realizing adjustment motor needs to dismantle pedestal when avoiding the direction of more preferable motor output shaft one end
With the component of other device junctions, just can the direction of motor output shaft one end be changed and be adjusted, improve pedestal
Steering convenience.
3, the big base assembly of the threephase asynchronous, by the mutual cooperation between cross chute, bolt and link block,
Realize and adjust the location of motor under the situation of not mobile foundation, needed when avoiding the position of adjustment motor by
Pedestal is removed from device, improves convenience when adjusting motor.
Detailed description of the invention
Fig. 1 is structure of the invention front schematic view；
Fig. 2 is the schematic side view of structure of the invention motor；
Fig. 3 is the schematic top plan view of structure of the invention rotating disc；
Fig. 4 is structure of the invention hollow sleeve schematic diagram；
Fig. 5 is structure of the invention annular groove schematic diagram；
Fig. 6 is structure of the invention fan diagram；
Fig. 7 is structure of the invention clamp system schematic diagram.
In figure: 1, pedestal；2, supporting block；3, annular groove；4, rotating bar；5, rotating disc；6, slide bar；7, hollow sleeve；8, turn
Dynamic handle；9, spring；10, cross chute；11, sliding block；12, fixed block；13, bolt；14, bearing；15, tooth block；16, link block；
17, tooth set；18, connecting rod；19, arc panel；20, clamp system；201, threaded rod；202, arc block；203, cutting ferrule；21, electric
Motivation；22, end cap；23, fan；24, jacking block.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-7, a kind of big base assembly of threephase asynchronous, including pedestal 1 are please referred to, the side of 1 bottom of pedestal is solid
Dingan County is equipped with supporting block 2, and the top of pedestal 1 offers annular groove 3, and the top of pedestal 1 is fixedly installed with rotating bar 4, and turns
The top of lever 4 is rotatably connected to rotating disc 5, and the side of 5 bottom of rotating disc is fixedly installed with slide bar 6, and the bottom end of slide bar 6 is prolonged
The inner cavity of annular groove 3 is extended to, the side movable sleeve at 5 top of rotating disc is connected to hollow sleeve 7, and the bottom of hollow sleeve 7 is through to and turns
The side of 5 bottom of Moving plate, slide bar 6 is located at the inner cavity of hollow sleeve 7, and the top of hollow sleeve 7 is fixedly installed with turning handle 8, rotation
8 bottom and the top of rotating disc 5 are sequentially connected by the spring 9 being located in hollow sleeve 7, the top of rotating disc 5 offers
Cross chute 10, and the internal activity of cross chute 10 is socketed with sliding block 11, the top of sliding block 11, which is fixedly installed with, is located at rotation
The fixed block 12 at 5 top of disk, and the side screw thread at 12 top of fixed block is socketed with bolt 13, the bottom end of bolt 13 is through to fixation
In the groove that 12 bottom side of block opens up, and the bottom end fixing sleeve of bolt 13 is connected to bearing 14, and the bottom of bearing 14 is fixedly mounted
With teeth piece 15, the top of fixed block 12 is fixedly installed with link block 16, and set 17 with teeth, tooth is fixedly mounted in the top of link block 16
The top fixing sleeve for covering 17 sides is connected to connecting rod 18, and the side movable sleeve of tooth set 17 is connected to arc panel 19, and arc panel 19 is just
The screw top in face is socketed with clamp system 20, and the inside of arc panel 19 is placed with motor 21, and the side of motor 21 is solid
Surely it is socketed with end cap 22, and is fixedly installed with fan 23 in the middle part of 22 side of end cap, the side at 21 top of motor is fixedly mounted
There is jacking block 24.
Wherein, clamp system 20 includes threaded rod 201, and the side screw thread of threaded rod 201 is socketed in 19 side of arc panel
Top, and one end of threaded rod 201 is through to the other side of arc panel 19 and is rotatably connected to arc block 202, threaded rod 201
Outer surface movable sleeve is connected to cutting ferrule 203, and cutting ferrule 203 is located at the side of arc panel 19, and the other end of threaded rod 201 offers
Cross recess realizes the inside that motor 21 can be effectively clamped in arc panel 19 by arc block 202, improve arc panel 19 with
Connection relationship between clamp system 20.
Wherein, the top of rotating disc 5 offers tooth socket, and the tooth pitch of tooth socket two sides and the tooth pitch of 15 bottom of tooth block are mutually fitted
Match, and the tooth socket at 5 top of rotating disc is distributed in the periphery of cross chute 10, realizes and be adjustable control fixed block 12 in rotating disc
The position at 5 tops, avoids and needs to carry out it whole movement during use, and it is convenient when adjusting position to improve
Property.
Wherein, the inner diameter values of annular groove 3 are adapted with the outer diameter value of slide bar 6, and the inner wall of annular groove 3 is equipped with tooth socket, and
The tooth pitch of 3 side tooth socket of annular groove is adapted with the latch of 7 bottom of hollow sleeve, is realized after carrying out circular motion to rotating disc 5,
The rotational angle of rotating disc 5 can be carried out to fixation at any time, improve the stability after rotating to rotating disc 5.
Wherein, tooth, which covers, offers corresponding tongue and groove at the top of 17 two sides, and the side of tongue and groove and arc panel 19 is mutually fitted
Match, realizing rotation threaded rod 201 can drive arc block 202 to be in contact with motor 21, and make two arc panels 19 and
The distance that tooth covers 17 two sides is gradually shortened, and improves stability of two arc panels 19 when adjusting.
Wherein, the external screw thread of 13 one end of bolt is adapted with the internal screw thread of 12 top side of fixed block, and 12 bottom of fixed block
Portion side offers limiting slot, and the groove width of limiting slot is greater than the diameter value of 13 one end of bolt, realizes the energy in rotating bolt 13
The movement that rise and fall are effectively carried out with movable tooth block 15, improves stability when tooth 15 rise and fall of block.
Wherein, the side of arc block 202 is equipped with circular arc, and the arc-shaped edges of 202 side of arc block are equipped with one layer of soft rubber
Pad can effectively squeeze arc block 202 when realizing rotation threaded rod 201 and be in contact with motor 21, improve to motor 21
It is limited.
Wherein, the positive side of jacking block 24 offers through-hole, and the quantity of through-hole is two, the inner diameter values phase of two through-holes
Deng improving convenience when travel motor convenient for preferably motor is sling and moved.
During being installed and used to motor base component: motor 21 being placed on two arc panels first
Between 19, then rotates threaded rod 201 and cutting ferrule 203 and the outer surface of arc panel 19 are in contact, then make motor 21
Be fixed between arc panel 19, then according to motor 21 use position rotating bolt 13 make tooth block 15 not with rotating disc 5
The location of the tooth socket at top is in contact, and then adjust arc panel 19, rotating bolt 13 makes tooth block 15 after adjusting
The tooth socket at 5 top of bottom and rotating disc is mutually clamped, and one end of 19 output shaft of arc panel is made finally by the sealed hollow sleeve 7 of rotation
The variation on position occurs.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of big base assembly of threephase asynchronous, including pedestal (1), it is characterised in that: the one of pedestal (1) bottom
Side is fixedly installed with supporting block (2), and annular groove (3) are offered at the top of pedestal (1), the fixed peace in the top of the pedestal (1)
Equipped with rotating bar (4), and rotating disc (5) are rotatably connected at the top of rotating bar (4), the side of rotating disc (5) bottom is solid
Dingan County is equipped with slide bar (6), and the side movable sleeve at the top of the rotating disc (5) is connected to hollow sleeve (7), during the slide bar (6) is located at
The inner cavity of empty set (7), and turning handle (8) are fixedly installed at the top of hollow sleeve (7), the bottom of the turning handle (8) and rotation
The top of disk (5) is sequentially connected by the spring (9) being located on hollow sleeve (7), offers cross at the top of the rotating disc (5)
Sliding slot (10), and the internal activity of cross chute (10) is socketed with sliding block (11), the top of the sliding block (11) is fixedly installed with
Fixed block (12) at the top of rotating disc (5), and the side screw thread at the top of fixed block (12) is socketed with bolt (13), and bolt
(13) bottom end fixing sleeve is connected to bearing (14), and with teeth piece (15), the fixed block is fixedly mounted in the bottom of the bearing (14)
(12) it is fixedly installed at the top of link block (16), and set (17) with teeth, the tooth set is fixedly mounted in the top of link block (16)
(17) the top fixing sleeve of side is connected to connecting rod (18), and the side movable sleeve of tooth set (17) is connected to arc panel (19), described
Arc panel (19) positive screw top is socketed with clamp system (20), and the inside of arc panel (19) is placed with motor
(21), the side fixing sleeve of the motor (21) is connected to end cap (22), and is fixedly installed with wind in the middle part of end cap (22) side
It fans (23), the side at the top of the motor (21) is fixedly installed with jacking block (24).
2. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the clamp system
It (20) include threaded rod (201), the side screw thread of the threaded rod (201) is socketed in below the top of arc panel (19) side
Position, and the same side of threaded rod (201) is through to the other side of arc panel (19) and is rotatably connected to arc block (202), institute
The outer surface movable sleeve for stating threaded rod (201) is connected to cutting ferrule (203), and cutting ferrule (203) is located at the side of arc panel (19), and spiral shell
The other end of rasp bar (201) offers cross recess.
3. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the rotating disc
(5) tooth socket is offered at the top of, and the tooth pitch of tooth socket two sides is adapted with the tooth pitch of tooth block (15) bottom, and rotating disc (5) pushes up
The tooth socket in portion is distributed in the periphery of cross chute (10).
4. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the annular groove
(3) inner diameter values are adapted with the outer diameter value of slide bar (6), and the inner wall of annular groove (3) is equipped with tooth socket, and annular groove (3) side
The tooth pitch of tooth socket is adapted with the latch of hollow sleeve (7) bottom.
5. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the tooth set (17)
Corresponding tongue and groove is offered at the top of two sides, and tongue and groove is adapted with the side of arc panel (19).
6. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the bolt (13)
The external screw thread of one end is adapted with the internal screw thread of fixed block (12) top side, and fixed block (12) bottom side offers limit
Slot, the groove width of the limiting slot are greater than the diameter value of bolt (13) one end.
7. the big base assembly of a kind of threephase asynchronous according to claim 2, it is characterised in that: the arc block
(202) side is equipped with circular arc, and the arc-shaped edges of arc block (202) side are equipped with one layer of soft rubber pad.
8. the big base assembly of a kind of threephase asynchronous according to claim 1, it is characterised in that: the jacking block (24)
Positive side offers through-hole, and the quantity of through-hole is two, and the inner diameter values of two through-holes are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811306377.4A CN109450143B (en) | 2018-11-05 | 2018-11-05 | A kind of big base assembly of threephase asynchronous |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811306377.4A CN109450143B (en) | 2018-11-05 | 2018-11-05 | A kind of big base assembly of threephase asynchronous |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109450143A CN109450143A (en) | 2019-03-08 |
| CN109450143B true CN109450143B (en) | 2019-10-25 |
Family
ID=65550865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811306377.4A Active CN109450143B (en) | 2018-11-05 | 2018-11-05 | A kind of big base assembly of threephase asynchronous |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109450143B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113555991B (en) * | 2021-07-21 | 2022-04-19 | 山东瑞博电机有限公司 | Three-phase motor mounting base |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU669049B2 (en) * | 1993-04-01 | 1996-05-23 | Wayne Stephen Hansell | An improved motor mount |
| CN202435184U (en) * | 2012-02-08 | 2012-09-12 | 卢鹏 | Adjustable motor support |
| CN205429971U (en) * | 2015-12-14 | 2016-08-03 | 重庆市科诚电机制造有限公司 | Many kind of drive's of over -and -under type motor |
| CN206442227U (en) * | 2017-01-23 | 2017-08-25 | 东莞市恒迅微型电机有限公司 | A kind of energy-saving type frequency conversion speed motor |
| CN107846108A (en) * | 2017-11-28 | 2018-03-27 | 龚金凤 | A kind of motor with position regulating function |
| CN207234569U (en) * | 2017-07-25 | 2018-04-13 | 扬州沃尔特机械有限公司 | A kind of generator of removable fixation |
| CN207994804U (en) * | 2017-12-15 | 2018-10-19 | 扬州市华天电机有限公司 | It is a kind of can traversing motor cabinet motor regulating device |
-
2018
- 2018-11-05 CN CN201811306377.4A patent/CN109450143B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU669049B2 (en) * | 1993-04-01 | 1996-05-23 | Wayne Stephen Hansell | An improved motor mount |
| CN202435184U (en) * | 2012-02-08 | 2012-09-12 | 卢鹏 | Adjustable motor support |
| CN205429971U (en) * | 2015-12-14 | 2016-08-03 | 重庆市科诚电机制造有限公司 | Many kind of drive's of over -and -under type motor |
| CN206442227U (en) * | 2017-01-23 | 2017-08-25 | 东莞市恒迅微型电机有限公司 | A kind of energy-saving type frequency conversion speed motor |
| CN207234569U (en) * | 2017-07-25 | 2018-04-13 | 扬州沃尔特机械有限公司 | A kind of generator of removable fixation |
| CN107846108A (en) * | 2017-11-28 | 2018-03-27 | 龚金凤 | A kind of motor with position regulating function |
| CN207994804U (en) * | 2017-12-15 | 2018-10-19 | 扬州市华天电机有限公司 | It is a kind of can traversing motor cabinet motor regulating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109450143A (en) | 2019-03-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109450143B (en) | A kind of big base assembly of threephase asynchronous | |
| CN111515880A (en) | Fixing device is used in instrument processing | |
| CN208501550U (en) | A kind of municipal works road indicating device that can freely adjust the angle | |
| CN206802681U (en) | A kind of support frame for power scheduling work | |
| CN110804733A (en) | MOCVD (metal organic chemical vapor deposition) heater source convenient to disassemble, assemble and maintain and operation method thereof | |
| CN110815144A (en) | Rotary motor maintenance fixing device based on worm transmission | |
| CN110341050A (en) | A kind of adaptive stone material saw cutting device of self-balancing | |
| CN211046147U (en) | Low-voltage distribution cabinet convenient to installation | |
| CN210598238U (en) | Supporting member for assembly type building | |
| CN207664794U (en) | A kind of motor of adjustable support | |
| CN112929524B (en) | Outdoor online snapshot equipment based on thing networking | |
| CN209488363U (en) | It is a kind of convenient for fixed electromechanics limiting device | |
| CN212389993U (en) | Novel electromechanical device installation that regulation performance is good device | |
| CN110978514B (en) | Leveling device of desktop level 3D printer | |
| CN201797605U (en) | Revolution platform of mobile communication antenna feed system | |
| CN209627172U (en) | A kind of turnover mechanism of heavy electric machinery | |
| CN208596197U (en) | A kind of power circuit monitor station | |
| CN208936570U (en) | A kind of fixation device that solar energy is easily installed | |
| CN218478508U (en) | Electric power state overhauls monitoring devices | |
| CN213272400U (en) | Solar street lamp support arm | |
| CN210160744U (en) | Bearing type rotary table | |
| CN214154411U (en) | Manual adjusting support for solar cell panel | |
| CN218958345U (en) | Height-adjustable power distribution cabinet | |
| CN220600687U (en) | Be used for water electric heating installation support frame | |
| CN218301120U (en) | Motor installation fixed bolster |
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 |