CN111850792B - Rotary adjusting yarn guide rod of knitting machine - Google Patents
Rotary adjusting yarn guide rod of knitting machine Download PDFInfo
- Publication number
- CN111850792B CN111850792B CN202010755522.8A CN202010755522A CN111850792B CN 111850792 B CN111850792 B CN 111850792B CN 202010755522 A CN202010755522 A CN 202010755522A CN 111850792 B CN111850792 B CN 111850792B
- Authority
- CN
- China
- Prior art keywords
- gear ring
- yarn guide
- pair
- yarn
- knitting machine
- 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
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/54—Thread guides
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/02—Warp-thread guides
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Machines (AREA)
Abstract
The invention discloses a rotary adjusting yarn guide rod of a knitting machine, wherein a yarn guide device comprises an upper connecting block and a cylindrical supporting seat, wherein a cylindrical lifting groove in the shape of a cylinder groove is formed in the center of the bottom surface of the cylindrical supporting seat; the supporting seat is fixed on the upper end surface of the base; a pair of radially-penetrating rotary avoiding grooves which are uniformly distributed in the circumferential direction are formed at the bottom of the side wall of the lifting groove; a lower gear ring is rotatably arranged on the upper end surface of the base; the lower gear ring is positioned at the bottom of the lifting groove, and the rotation central shafts of the lower gear ring and the lifting groove are collinear; an upper gear ring is fixed on the upper side wall of the lifting groove; the upper gear ring and the lower gear ring have the same shape and the rotation central axes of the upper gear ring and the lower gear ring are collinear; the upper gear ring and the lower gear ring are vertically overlapped; a cylindrical connecting rod is formed on the bottom surface of the upper connecting block; the lower end of the connecting rod is formed with a gear column; a gear ring matched with the gear column is formed on the cylindrical surface of the upper through hole; and an adjusting gear matched with the upper gear ring and the lower gear ring is formed on the bottom surface of the gear column.
Description
Technical Field
The invention relates to the technical field of knitting machines, in particular to a rotary adjusting yarn guide rod of a knitting machine.
Background
The traditional yarn guide rod of the knitting machine is formed by combining a fixed block and a yarn guide block, the fixed block and the yarn guide block are not good enough in connection mode and easy to fall off, the yarn guide block is made of plastic, yarn is easy to break and clamp, meanwhile, the yarn guide block is easy to wear, knitting precision is affected, and adjustment is inconvenient. Therefore, a yarn guide rod for a knitting machine, which is not easy to generate yarn breakage and yarn clamping, is convenient to replace and adjust, is needed.
Disclosure of Invention
The invention aims to solve the technical problems that the yarn guide rod of the existing knitting machine is easy to break and clamp yarn, and provides a rotary-adjusting yarn guide rod of the knitting machine.
The technical scheme for solving the technical problems is as follows: a rotary adjustable yarn guide rod of a knitting machine comprises a cuboid base and a yarn guide device; a plurality of mounting through holes which penetrate through the base up and down are formed at the left end of the base; a guide hole penetrating through the front and the back is formed at the right end of the base; a yarn guide sleeve is arranged in the guide hole; the yarn guide device comprises an upper connecting block and a cylindrical supporting seat, wherein a cylindrical lifting groove is formed in the center of the bottom surface of the cylindrical supporting seat; the supporting seat is fixed on the upper end surface of the base; a pair of radially-penetrating rotary avoiding grooves which are uniformly distributed in the circumferential direction are formed at the bottom of the side wall of the lifting groove; a lower gear ring is rotatably arranged on the upper end surface of the base; the lower gear ring is positioned at the bottom of the lifting groove, and the rotation central shafts of the lower gear ring and the lifting groove are collinear; an upper gear ring is fixed on the upper side wall of the lifting groove; the upper gear ring and the lower gear ring have the same shape and the rotation central axes of the upper gear ring and the lower gear ring are collinear; an upper through hole is formed in the center of the top wall of the lifting groove; the upper gear ring and the lower gear ring are vertically overlapped; a cylindrical connecting rod is formed on the bottom surface of the upper connecting block; the lower end of the connecting rod is formed with a gear column; a gear ring matched with the gear column is formed on the cylindrical surface of the upper through hole; an adjusting gear matched with the upper gear ring and the lower gear ring is formed on the bottom surface of the gear column; the lower gear ring rotates by taking the angle between two adjacent teeth as a unit; when the upper connecting block is positioned at the uppermost end, the adjusting gear is meshed with the upper gear ring; when the upper connecting block is positioned at the lowest end, the adjusting gear is meshed with the lower gear ring, and the upper end surface of the gear column is flush with the upper side wall of the lifting groove; an L-shaped guide wheel supporting rod is formed on the side wall of the upper connecting block; the bottom of the guide wheel supporting rod is rotatably provided with a yarn guide wheel; the yarn guide wheel is positioned at the rear side of the base; an upper limit unit is arranged on the supporting seat and enables the adjusting gear to be located at the uppermost end.
Preferably, a pair of spring plungers is fixed to an upper end surface of the base; and a hemispherical limiting groove matched with the steel ball of the spring plunger is formed on the lower end surface of each tooth of the lower gear ring.
Preferably, a pair of rotating handles which are uniformly distributed circumferentially are formed on the cylindrical surface of the lower gear ring; the rotating handle is positioned in the rotating avoiding groove of the corresponding side.
Preferably, the upper limiting unit comprises a pair of upper limiting plugboards; a pair of upper limiting jacks for the upper limiting insertion plates to be radially inserted are formed in the upper part of the side wall of the lifting groove; when the upper connecting block is positioned at the uppermost end, the bottom of the adjusting gear abuts against the upper end surface of the upper limiting inserting plate.
Preferably, the outer end of the upper limiting insertion plate is formed with a radial stop plate.
Preferably, the yarn guide sleeve comprises a pair of circular cylindrical yarn guide group sets symmetrically arranged in front and back; the yarn guide set is made of ceramics; a pair of yarn guide forming sleeves are inserted in the guide holes in the front-back direction; one ends of the pair of yarn guide groups close to each other are abutted against each other, and the ends far away from each other are formed with annular front and rear stop rings; a pair of front and rear stop rings abut against the end faces of the corresponding sides of the base.
Preferably, the outer cylindrical surface of the yarn guide component sleeve is molded with a damping layer.
Preferably, the right end face of the base penetrates left and right and is in threaded connection with a pair of yarn sleeve limiting bolts; the inner end of the yarn sleeve limiting bolt abuts against the outer cylindrical surface of the yarn guide group set on the corresponding side.
Preferably, the outer ends of the inner cylindrical surfaces of the pair of sets of yarn guides are rounded.
The invention has the beneficial effects that: simple structure, convenient adjustment and difficult yarn breakage and yarn clamping.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a schematic structural view of the cross section A-A of FIG. 2 according to the present invention;
FIG. 4 is a schematic structural diagram of a cross section B-B in FIG. 2 according to the present invention.
In the figure, 10, the base; 100. mounting a through hole; 101. a guide hole; 20. a yarn guide device; 21. a supporting seat; 210. perforating; 211. an upper limiting jack; 212. rotating the avoidance groove; 22. an upper gear ring; 23. a lower gear ring; 230. a limiting groove; 231. rotating the handle; 24. a spring plunger; 25. an upper connecting block; 251. a connecting rod; 252. a gear post; 253. a lower gear ring; 254. a guide wheel support rod; 26. an upper limiting plug board; 261. a radial stop plate; 27. a yarn guide wheel; 30. a yarn guide sleeve; 31. the yarn guide group is in a set; 311. a damping layer; 32. and a yarn sleeve limiting bolt.
Detailed Description
As shown in fig. 1-4, the yarn guiding rod of the rotary adjusting knitting machine comprises a rectangular base 10 and a yarn guiding device 20; a plurality of mounting through holes 100 which penetrate up and down are formed at the left end of the base 10; a guide hole 101 which penetrates through the front and the back is formed at the right end of the base 10; a yarn guide sleeve 30 is arranged in the guide hole 101; the yarn guide device 20 comprises an upper connecting block 25 and a cylindrical supporting seat 21 with a cylindrical groove-shaped lifting groove formed in the center of the bottom surface; the supporting seat 21 is fixed on the upper end surface of the base 10; a pair of radially-penetrating rotation avoiding grooves 212 which are uniformly distributed in the circumference are formed at the bottom of the side wall of the lifting groove; a lower gear ring 23 is rotatably arranged on the upper end surface of the base 10; the lower gear ring 23 is positioned at the bottom of the lifting groove and the rotation central axes of the lower gear ring and the lifting groove are collinear; an upper gear ring 22 is fixed on the upper side wall of the lifting groove; the upper ring gear 22 and the lower ring gear 23 are identical in shape and have rotation central axes collinear with each other; an upper through hole 210 is formed in the center of the top wall of the lifting groove; the upper gear ring 22 and the lower gear ring 23 are vertically overlapped; a cylindrical connecting rod 251 is formed on the bottom surface of the upper connecting block 25; a gear column 252 is formed at the lower end of the connecting rod 251; a gear ring matched with the gear column 252 is formed on the cylindrical surface of the upper through hole 210; an adjusting gear 253 matched with the upper gear ring 22 and the lower gear ring 23 is formed on the bottom surface of the gear column 252; the lower ring gear 253 rotates in units of an angle between two adjacent teeth thereof; when the upper connecting block 25 is at the uppermost end, the adjusting gear 253 is engaged with the upper ring gear 22; when the upper connecting block 25 is positioned at the lowest end, the adjusting gear 253 is meshed with the lower gear ring 23, and the upper end surface of the gear column 253 is flush with the upper side wall of the lifting groove; an L-shaped guide wheel support rod 254 is formed on the side wall of the upper connecting block 25; the bottom of the guide wheel support rod 254 is rotatably provided with a yarn guide wheel 27; the yarn guide wheel 27 is positioned at the rear side of the base 10; an upper limit unit is provided on the support base 21 and causes the adjustment gear 253 to be at the uppermost end.
As shown in fig. 4, a pair of spring plungers 24 is fixed to the upper end surface of the base 10; a hemispherical limiting groove 230 matched with the steel ball of the spring plunger 24 is formed on the lower end surface of each tooth of the lower gear ring 23.
As shown in fig. 1 to 4, a pair of rotating handles 231 with uniformly distributed circumferences are formed on the cylindrical surface of the lower gear ring 23; the rotation handle 231 is located in the rotation escape groove 212 of the corresponding side.
As shown in fig. 1 to 4, the upper limit bit unit includes a pair of upper limit insertion boards 26; a pair of upper limiting insertion holes 211 for the upper limiting insertion plates 26 to be radially inserted are formed in the upper parts of the side walls of the lifting grooves; when the upper connecting block 25 is at the uppermost end, the bottom of the adjusting gear 253 abuts against the upper end surface of the upper stopper insertion plate 26.
As shown in fig. 1 to 4, a radial stop plate 261 is formed at the outer end of the upper stop insert plate 26.
As shown in fig. 1 to 3, the yarn guide sleeve 30 includes a pair of circular cylindrical yarn guide component sleeves 31 symmetrically arranged in front and back; the yarn guide set 31 is made of ceramic; a pair of yarn guide set 31 is inserted in the guide hole 101 in the front-back direction; one ends of the pair of yarn guide set sets 31 close to each other are abutted against each other, and the ends far away from each other are formed with annular front and rear stop rings; a pair of front and rear stop rings abut against the end faces of the respective sides of the base 10.
As shown in fig. 2 and 3, a damping layer 311 is formed on the outer cylindrical surface of the yarn guide set 31.
As shown in fig. 1 and 2, a pair of yarn sleeve limit bolts 32 penetrate through the right end surface of the base 10 from left to right and are screwed; the inner ends of the yarn sleeve stopper bolts 32 abut against the outer cylindrical surface of the yarn guide composing sleeve 31 on the corresponding side.
As shown in fig. 3, the outer ends of the inner cylindrical surfaces of the pair of sets 31 are rounded.
The working principle of the yarn guide rod of the knitting machine which is adjusted in a rotating way;
in normal operation, as shown in fig. 1 to 4, when adjustment is required, the pair of upper limit insertion plates 26 are pulled out, the upper connection block 25 is lowered, in the process, the gear column 252 vertically moves downwards in the gear ring of the upper through hole 210, when the upper connection block 25 is at the lowermost end, the gear column 252 is separated from the gear ring of the upper through hole 210 and the adjustment gear 253 is engaged with the lower gear ring 23, then the lower gear ring 253 rotates in units of the angle between two adjacent teeth, that is, the guide wheel support rod 254 and the yarn guide wheel 27 swing back and forth, so that the upper gear ring 22 and the lower gear ring 23 are always in vertical coincidence, then the upper connection block 25 is raised, in the process, the gear column 252 vertically moves upwards in the gear ring of the upper through hole 210 until the adjustment gear 253 is engaged with the upper gear ring 22, and finally, the pair of upper limit insertion plates 26 are inserted inwards, so that the adjustment gear 253 is at the uppermost, the above connection block 25 maintains a fixed state.
The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description herein, since various changes and modifications can be made in the details of the embodiment and the application range according to the spirit of the present invention.
Claims (9)
1. The utility model provides a knitting machine thread guide stick of rotation regulation which characterized in that: comprises a rectangular base (10) and a yarn guide device (20); a plurality of mounting through holes (100) which penetrate through the left end of the base (10) up and down are formed; a guide hole (101) which penetrates through the front and the back is formed at the right end of the base (10); a yarn guide sleeve (30) is arranged in the guide hole (101); the yarn guide device (20) comprises an upper connecting block (25) and a cylindrical supporting seat (21) of which the center of the bottom surface is provided with a cylindrical lifting groove; the supporting seat (21) is fixed on the upper end surface of the base (10); a pair of radially-penetrating rotation avoiding grooves (212) which are uniformly distributed in the circumference are formed at the bottom of the side wall of the lifting groove; a lower gear ring (23) is rotatably arranged on the upper end surface of the base (10); the lower gear ring (23) is positioned at the bottom of the lifting groove, and the rotation central axes of the lower gear ring and the lifting groove are collinear; an upper gear ring (22) is fixed on the upper side wall of the lifting groove; the upper gear ring (22) and the lower gear ring (23) are the same in shape, and the rotation central axes of the upper gear ring and the lower gear ring are collinear; an upper through hole (210) is formed in the center of the top wall of the lifting groove; the upper gear ring (22) and the lower gear ring (23) are vertically overlapped; a cylindrical connecting rod (251) is formed on the bottom surface of the upper connecting block (25); a gear column (252) is formed at the lower end of the connecting rod (251); a gear ring matched with the gear column (252) is formed on the cylindrical surface of the upper through hole (210); an adjusting gear (253) matched with the upper gear ring (22) and the lower gear ring (23) is formed on the bottom surface of the gear column (252); the lower gear ring (23) rotates by taking the angle between two adjacent teeth as a unit; when the upper connecting block (25) is positioned at the uppermost end, the adjusting gear (253) is meshed with the upper gear ring (22); when the upper connecting block (25) is positioned at the lowest end, the adjusting gear (253) is meshed with the lower gear ring (23), and the upper end surface of the gear column (252) is flush with the upper side wall of the lifting groove; an L-shaped guide wheel supporting rod (254) is formed on the side wall of the upper connecting block (25); the bottom of the guide wheel support rod (254) is rotatably provided with a yarn guide wheel (27); the yarn guide wheel (27) is positioned at the rear side of the base (10); an upper limit unit is arranged on the supporting seat (21) and enables the adjusting gear (253) to be positioned at the uppermost end.
2. A rotationally adjustable yarn bar of a knitting machine according to claim 1, characterized in that: a pair of spring plungers (24) is fixed on the upper end surface of the base (10); a hemispherical limiting groove (230) matched with the steel ball of the spring plunger (24) is formed on the lower end surface of each tooth of the lower gear ring (23).
3. A rotationally adjustable yarn bar of a knitting machine according to claim 1, characterized in that: a pair of rotary handles (231) which are uniformly distributed on the circumference are formed on the cylindrical surface of the lower gear ring (23); the rotation handle (231) is located in the rotation avoiding groove (212) of the corresponding side.
4. A rotationally adjustable yarn bar of a knitting machine according to claim 1, characterized in that: the upper limiting unit comprises a pair of upper limiting plugboards (26); a pair of upper limiting insertion holes (211) for the upper limiting insertion plates (26) to be radially inserted are formed in the upper parts of the side walls of the lifting grooves; when the upper connecting block (25) is positioned at the uppermost end, the bottom of the adjusting gear (253) abuts against the upper end face of the upper limiting inserting plate (26).
5. A rotationally adjustable knitting machine thread guide bar according to claim 4, characterized in that: the outer side end of the upper limiting inserting plate (26) is formed with a radial stop plate (261).
6. A rotationally adjustable yarn bar of a knitting machine according to claim 1, characterized in that: the yarn guide sleeve (30) comprises a pair of circular cylindrical yarn guide component sleeves (31) which are symmetrically arranged in front and back; the yarn guide assembly (31) is made of ceramic; a pair of yarn guide component sleeves (31) are inserted in the guide holes (101) in the front and back directions; one ends of the pair of yarn guide assembly sleeves (31) close to each other are abutted against each other, and the ends far away from each other are formed with annular front and rear stop rings; a pair of front and rear stop rings abut against the end faces of the corresponding sides of the base (10).
7. A rotationally adjustable knitting machine thread guide bar according to claim 6, characterized in that: a damping layer (311) is formed on the outer cylindrical surface of the yarn guide component sleeve (31).
8. A rotationally adjustable knitting machine thread guide bar according to claim 6, characterized in that: a pair of yarn sleeve limiting bolts (32) penetrate through the right end face of the base (10) from left to right and are screwed; the inner side end of the yarn sleeve limiting bolt (32) abuts against the outer cylindrical surface of the yarn guide composition sleeve (31) on the corresponding side.
9. A rotationally adjustable knitting machine thread guide bar according to claim 6, characterized in that: the outer ends of the inner cylindrical surfaces of the pair of yarn guide component sleeves (31) are rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010755522.8A CN111850792B (en) | 2020-07-31 | 2020-07-31 | Rotary adjusting yarn guide rod of knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010755522.8A CN111850792B (en) | 2020-07-31 | 2020-07-31 | Rotary adjusting yarn guide rod of knitting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111850792A CN111850792A (en) | 2020-10-30 |
| CN111850792B true CN111850792B (en) | 2021-06-18 |
Family
ID=72945765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010755522.8A Active CN111850792B (en) | 2020-07-31 | 2020-07-31 | Rotary adjusting yarn guide rod of knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111850792B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864570A (en) * | 2011-07-04 | 2013-01-09 | 陈仁惠 | Multi-arm yarn guide device |
| JP2014051755A (en) * | 2012-09-06 | 2014-03-20 | Gunze Ltd | Bare yarn supplying device and circular knitting machine comprising the bare yarn supplying device |
| CN203602859U (en) * | 2013-12-22 | 2014-05-21 | 廖伟城 | Novel disc knitting machine |
| CN106435991A (en) * | 2016-09-23 | 2017-02-22 | 海盐维博雅针织制衣有限公司 | Yarn guide bar for knitting machine |
| CN208562720U (en) * | 2018-05-31 | 2019-03-01 | 绍兴步帆纺织科技有限公司 | A kind of defeated yarn mouth of adjustable type |
-
2020
- 2020-07-31 CN CN202010755522.8A patent/CN111850792B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102864570A (en) * | 2011-07-04 | 2013-01-09 | 陈仁惠 | Multi-arm yarn guide device |
| JP2014051755A (en) * | 2012-09-06 | 2014-03-20 | Gunze Ltd | Bare yarn supplying device and circular knitting machine comprising the bare yarn supplying device |
| CN203602859U (en) * | 2013-12-22 | 2014-05-21 | 廖伟城 | Novel disc knitting machine |
| CN106435991A (en) * | 2016-09-23 | 2017-02-22 | 海盐维博雅针织制衣有限公司 | Yarn guide bar for knitting machine |
| CN208562720U (en) * | 2018-05-31 | 2019-03-01 | 绍兴步帆纺织科技有限公司 | A kind of defeated yarn mouth of adjustable type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111850792A (en) | 2020-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111850792B (en) | Rotary adjusting yarn guide rod of knitting machine | |
| JP5872749B2 (en) | Circular knitting machine with replaceable needle cylinder | |
| CN204700390U (en) | The numerical control gear-hobbing clamp of gear shaft | |
| CN116214227A (en) | Steering gear casing anti-deformation hydraulic clamp | |
| CN207087398U (en) | A kind of Multi-axis Machining fixture | |
| CN115444166A (en) | Automatic leveling device for splitting machine | |
| CN111926457A (en) | Combined yarn carrier guide device of braiding machine | |
| CN207534680U (en) | A kind of concentric clamping device of multi-work piece | |
| CN102225475A (en) | Drill jig clamp with two-way clamping system | |
| CN107037287B (en) | Detection device for cylindrical capacitor | |
| CN220462280U (en) | Perforating device for die production | |
| CN212834345U (en) | Needle cylinder of double-sided circular knitting machine | |
| CN220093812U (en) | Clamping device for radial drilling machine | |
| CN212560650U (en) | Combined yarn carrier guide device of braiding machine | |
| CN113695640B (en) | Lifting movement device of transmission machinery | |
| CN219926259U (en) | Perforating machine for making desk calendar | |
| CN203610796U (en) | Anti-toppling device for mechanical shaft gear workpiece | |
| CN105540329B (en) | A kind of used in spinning machine yarn tube mounting device | |
| CN219190975U (en) | Mould pouring structure | |
| CN215393979U (en) | Flexible clamping device for turning thin-wall deep-cylinder stretching part | |
| CN215845835U (en) | Prevent drilling machine for steel bar sleeve production of excursion | |
| CN215035262U (en) | Full-automatic marble processing machine tool | |
| CN217973577U (en) | Guide rail mounting device for circular knitting machine | |
| CN219520581U (en) | Workpiece support based on numerical control deep hole drilling machine | |
| CN216175810U (en) | Fixture mechanism of rim expanding machine |
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 | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210526 Address after: 215400 No.40, Taiping South Road, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province Applicant after: Taicang Huacheng Textile Accessories Co.,Ltd. Address before: 430076 20 / F, building B, Wuhan Optics Valley International Business Center, 111 Guanshan Avenue, Donghu New Technology Development Zone, Wuhan City, Hubei Province Applicant before: Wuhan Zhida Textile Technology Co.,Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |