CN113682869A - Automatic deviation rectifying device for winding optical film - Google Patents
Automatic deviation rectifying device for winding optical film Download PDFInfo
- Publication number
- CN113682869A CN113682869A CN202111126893.0A CN202111126893A CN113682869A CN 113682869 A CN113682869 A CN 113682869A CN 202111126893 A CN202111126893 A CN 202111126893A CN 113682869 A CN113682869 A CN 113682869A
- Authority
- CN
- China
- Prior art keywords
- optical film
- bracket
- assembly
- sliding
- mounting
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/02—Registering, tensioning, smoothing or guiding webs transversely
- B65H23/032—Controlling transverse register of web
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/188—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
Landscapes
- Polarising Elements (AREA)
Abstract
本发明公开了用于光学薄膜收卷的自动纠偏装置，包括支架组件，支架组件上安装有光学传感器，光学传感器靠近光学薄膜的边缘处设置，还包括固定支架以及安装于固定支架上的驱动组件，支架组件滑动安装于固定支架上并与驱动组件连接，驱动组件驱动支架组件沿光学薄膜的宽度方向做直线往复运动；设置驱动组件对支架组件进行驱动，驱动支架组件沿光学薄膜的宽度方向做直线往复运动，从而使光学传感器有规律地改变其检测位置，使得收卷起来的每一圈光学薄膜上的小凸起均匀地分散，降低了光学薄膜收卷后边缘形成大凸起的风险，提升了生产质量。
The invention discloses an automatic deviation correction device for optical film winding, comprising a bracket assembly, an optical sensor is mounted on the bracket assembly, the optical sensor is arranged near the edge of the optical film, a fixed bracket and a drive assembly installed on the fixed bracket , the bracket assembly is slidably installed on the fixed bracket and connected with the drive assembly, the drive assembly drives the bracket assembly to reciprocate linearly along the width direction of the optical film; the drive assembly is set to drive the bracket assembly, and the drive bracket assembly moves along the width direction of the optical film. The linear reciprocating motion makes the optical sensor change its detection position regularly, so that the small bumps on each circle of the optical film rolled up are evenly dispersed, reducing the risk of forming large bumps on the edge of the optical film after winding, Improved production quality.
Description
Technical Field
The invention relates to the technical field of films, in particular to an automatic deviation rectifying device for winding an optical film.
Background
The optical film as a key upstream raw material has the characteristics of high surface finish, high light transmittance, low haze, small thickness tolerance and the like, can completely meet the requirements of the market on various aspects such as large size, thinness, light weight, high precision, consistency, reliability, adaptability to assembly and the like of the optical film, and can be widely used in various fields.
In the production process of the optical film, the optical film is generally processed by using a coating mechanism, and the coated substrate is easy to deviate under the influence of a plurality of factors in the winding process, so that the substrate needs to be corrected; in the prior art, an optical sensor is generally arranged in front of a winding roller to detect the edge of a wound substrate; when the optical sensor detects that the edge position of the base material deviates, a signal is fed back to the control system, and the control system drives the adjusting device to adjust the position of the winding roller after receiving the signal fed back by the optical sensor, so that the purpose of correcting deviation is achieved;
however, since the base material of the optical film is thin, the base material is coated with the slurry with a certain thickness, and small protrusions are easily formed at the edge of the base material after the slurry is coated on the base material; under the effect of rectifying deviation of the optical sensor, the small protrusions at the edge of the substrate can be concentrated at the same position, and along with the accumulation of the number of the substrate winding layers, the protrusions can be larger and larger to form large protrusions, so that the product quality is seriously influenced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides an automatic deviation rectification device for optical film rolling to solve among the prior art substrate rolling back edge and produce big protruding phenomenon.
In order to solve the technical problems, the invention adopts the technical scheme that: an automatic deviation correcting device for optical film rolling, including the bracket component, install optical sensor on the bracket component, optical sensor is close to the edge setting of optical film, still includes the fixed bolster and install in drive assembly on the fixed bolster, bracket component slidable mounting in on the fixed bolster and with drive assembly connects, drive assembly drives the bracket component is followed linear reciprocating motion is to optical film's width direction.
The invention has the beneficial effects that: the automatic deviation correcting device for rolling the optical film can effectively improve the phenomenon that the edge of the rolled optical film is convex; mounting an optical sensor on the bracket assembly so as to detect the edge of the optical film; the driving assembly is arranged to drive the support assembly, and the driving support assembly linearly reciprocates along the width direction of the optical film, so that the optical sensor regularly changes the detection position of the optical sensor, small bulges on each circle of the rolled optical film are uniformly dispersed, the risk of forming large bulges on the edge of the rolled optical film is reduced, and the production quality is improved.
Drawings
FIG. 1 is a schematic partial structural diagram of an automatic deviation rectifying device for rolling an optical film according to an embodiment of the present invention;
FIG. 2 is a schematic view of a partial structure of another view angle of the automatic deviation rectification device for optical film rolling according to the embodiment of the present invention;
fig. 3 is a detailed view at a in fig. 2.
Description of reference numerals:
1. fixing a bracket; 11. a slide rail; 2. a bracket assembly; 21. a sliding support; 211. a sliding connecting rod; 212. a sliding mounting seat; 213. a hinge portion; 22. mounting a bracket; 23. an optical sensor; 24. a sliding connection seat; 25. a locking member; 3. a drive assembly; 31. a drive motor; 32. a turntable; 33. a push rod; 34. mounting a disc; 341. an adjustment groove; 35. a blocking block; 36. a threaded adjusting rod; 37. a centrifugal shaft; 371. an adjusting part.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, an automatic deviation rectification device for rolling an optical film includes a bracket assembly 2, an optical sensor 23 mounted on the bracket assembly 2, the optical sensor 23 being disposed near an edge of the optical film, a fixed bracket 1, and a driving assembly 3 mounted on the fixed bracket 1, wherein the bracket assembly 2 is slidably mounted on the fixed bracket 1 and connected to the driving assembly 3, and the driving assembly 3 drives the bracket assembly 2 to linearly reciprocate along a width direction of the optical film.
From the above description, the beneficial effects of the present invention are: mounting the optical sensor 23 on the bracket assembly 2, thereby detecting the edge of the optical film; the driving component 3 is arranged to drive the support component 2, the driving support component 2 makes linear reciprocating motion along the width direction of the optical film, so that the optical sensor 23 regularly changes the detection position, small bulges on each circle of the rolled optical film are uniformly dispersed, the risk of forming large bulges on the edge of the rolled optical film is reduced, and the production quality is improved.
Further, the driving assembly 3 includes a driving motor 31, a rotary table 32 and a push rod 33, one end of the rotary table 32 is connected to an output shaft of the driving motor 31, one end of the rotary table 32, which is far away from the driving motor 31, is provided with a centrifugal shaft 37, one end of the push rod 33 is hinged to the centrifugal shaft 37, and the other end of the push rod 33 is hinged to the bracket assembly 2.
As can be seen from the above description, the driving motor 31 is used to drive the turntable 32 to rotate, and the centrifugal shaft 37 on the turntable 32 drives the push rod 33 to move, so that the carriage assembly 2 makes a linear reciprocating motion along the width direction of the optical film.
Further, the one end of centrifugal axle 37 is equipped with regulation portion 371, carousel 32 is equipped with adjustment tank 341, be equipped with rotatable screw thread regulation pole 36 in the adjustment tank 341, regulation portion 371 threaded connection in on the screw thread regulation pole 36, through adjusting regulation portion 371 is in the screw thread stroke of screw thread regulation pole 36 is right the reciprocal stroke of bracket component 2 is adjusted.
As can be seen from the above description, by rotating the threaded adjustment rod 36, the thread stroke of the adjustment portion 371 and the threaded adjustment rod 36 is changed, and further, the position of the adjustment portion 371 in the adjustment groove 341 is changed, so as to adjust the reciprocating stroke of the carriage assembly 2.
Further, the rotating disc 32 is detachably mounted with a mounting disc 34, and the adjusting groove 341 is opened in the mounting disc 34.
As can be seen from the above description, the mounting plate 34 is detachably connected to the rotary plate 32, so that the rotary plate 32 can be maintained and repaired conveniently, and the service life is prolonged.
Further, the screw thread adjusting device further comprises a blocking block 35 detachably connected with the mounting disc 34, openings communicated with the adjusting grooves 341 are formed in two opposite sides of the mounting disc 34 respectively, the blocking block 35 blocks at the openings of the mounting disc 34, and two ends of the screw thread adjusting rod 36 are rotatably connected with the blocking block 35.
As can be seen from the above description, the stop block 35 facilitates the installation of the threaded adjustment rod 36.
Further, the bracket assembly 2 includes a sliding bracket 21 and a mounting bracket 22 mounted on the sliding bracket 21, the optical sensor 23 is mounted on the mounting bracket 22, and the sliding bracket 21 is slidably mounted on the fixed bracket 1 and connected to the driving assembly 3.
As can be seen from the above description, the bracket assembly 2 is simple in structure and easy to assemble.
Further, the fixing bracket 1 is provided with a slide rail 11 extending along the width direction of the optical film, and the mounting bracket 22 is provided with a slide mounting seat 212 matched with the slide rail 11.
As can be seen from the above description, the slide rail 11 cooperates with the slide mount 212 to realize the sliding of the bracket assembly 2 along the width direction of the optical film.
Further, a sliding connecting rod 211 extending along the width direction of the optical film is further arranged on the sliding support 21, a sliding connecting seat 24 connected with the sliding connecting rod 211 is arranged on the mounting support 22, and a locking member 25 is further arranged on the sliding connecting seat 24 and used for locking the sliding connecting seat 24 on the sliding connecting rod 211.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: the automatic deviation correcting device for rolling the optical film is applied to a coating mechanism of the optical film; the device comprises a bracket component 2, wherein an optical sensor 23 is arranged on the bracket component 2, the optical sensor 23 is arranged close to the edge of an optical film, the device also comprises a fixed bracket 1 and a driving component 3 arranged on the fixed bracket 1, the bracket component 2 is slidably arranged on the fixed bracket 1 and is connected with the driving component 3, and the driving component 3 drives the bracket component 2 to do linear reciprocating motion along the width direction of the optical film; specifically, when the optical sensor 23 detects that the edge position of the substrate deviates, a signal is fed back to a control system of the coating mechanism, and the control system drives the adjusting device to adjust the position of the wind-up roll after receiving the signal fed back by the optical sensor 23, so that the purpose of deviation correction is achieved; it should be noted that, an adjusting device for adjusting the position of the wind-up roll belongs to the technology disclosed in the art, and specific reference may be made to the chinese patent publication No. CN103991740A, which is not described in detail herein.
Preferably, the driving assembly 3 includes a driving motor 31, a rotating disc 32 and a pushing rod 33, one end of the rotating disc 32 is coaxially connected with an output shaft of the driving motor 31, one end of the rotating disc 32, which is far away from the driving motor 31, is provided with a centrifugal shaft 37, an axis of the centrifugal shaft 37 is offset from an axis of the rotating disc 32, one end of the pushing rod 33 is hinged to the centrifugal shaft 37, the other end of the pushing rod 33 is hinged to the bracket assembly 2, the driving motor 31 is used for driving the rotating disc 32 to rotate, and the centrifugal shaft 37 on the rotating disc 32 drives the pushing rod 33 to move, so that the bracket assembly 2 makes a linear reciprocating motion along a width direction of the optical film; specifically, the one end of centrifugation axle 37 is equipped with regulating part 371, carousel 32 is equipped with adjustment tank 341, be equipped with rotatable screw thread adjusting rod 36 in the adjustment tank 341, regulating part 371 threaded connection in on the screw thread adjusting rod 36, through adjusting regulating part 371 is in screw thread stroke on the screw thread adjusting rod 36 is right the reciprocal stroke of bracket component 2 is adjusted.
Referring to fig. 3, in this embodiment, an installation plate 34 and a blocking block 35 are detachably installed on the rotation plate 32, the adjustment groove 341 is opened in the installation plate 34, openings communicating with the adjustment groove 341 are respectively opened on two opposite sides of the installation plate 34, the blocking block 35 is blocked at the opening of the installation plate 34, and two ends of the threaded adjustment rod 36 are rotatably connected with the blocking block 35; specifically, the mounting plate 34 and the stop block 35 are connected with the rotary plate 32 through bolts; in detail, the threaded adjusting rod 36 includes a threaded portion and rotating portions disposed at two ends of the threaded portion, and the threaded portion is located in the adjusting groove 341 and is in threaded fit connection with the adjusting portion 371; the blocking block 35 is provided with a rotating hole for the rotating part to penetrate through, and the rotating part is rotatably arranged in the rotating hole.
Preferably, the bracket assembly 2 includes a sliding bracket 21 and a mounting bracket 22 mounted on the sliding bracket 21, the optical sensor 23 is mounted on the mounting bracket 22, and the sliding bracket 21 is slidably mounted on the fixed bracket 1 and connected to the driving assembly 3; specifically, the fixing bracket 1 is provided with a slide rail 11 extending along the width direction of the optical film, and the mounting bracket 22 is provided with a sliding mounting seat 212 matched with the slide rail 11, so as to realize the sliding of the bracket assembly 2 along the width direction of the optical film; more specifically, the sliding bracket 21 is further provided with a hinge 213 hinged to the push rod 33.
Referring to fig. 2, in order to adjust the position of the optical sensor 23 relative to the sliding bracket 21, a sliding connecting rod 211 extending along the width direction of the optical film is further disposed on the sliding bracket 21, a sliding connecting seat 24 connected to the sliding connecting rod 211 is disposed on the mounting bracket 22, and a locking member 25 is further disposed on the sliding connecting seat 24 for locking the sliding connecting seat 24 to the sliding connecting rod 211.
In conclusion, the automatic deviation correcting device for rolling the optical film can effectively improve the phenomenon that the edge of the rolled optical film is convex; mounting an optical sensor on the bracket assembly so as to detect the edge of the optical film; the driving assembly is arranged to drive the support assembly to do linear reciprocating motion along the width direction of the optical film, so that the optical sensor regularly changes the detection position of the optical sensor, small bulges on each circle of the wound optical film are uniformly dispersed, the risk of forming large bulges on the edge of the wound optical film is reduced, and the production quality is improved; the centrifugal shaft on the turntable drives the push rod to move, so that the bracket assembly regularly performs linear reciprocating motion along the width direction of the optical film; through rotating the screw thread adjusting rod, the screw thread stroke of the adjusting part and the screw thread adjusting rod is changed, the position of the adjusting part in the adjusting groove is changed, and the reciprocating stroke of the support component is adjusted.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (8)
1. An automatic deviation correcting device for optical film rolling, including the bracket component, install optical sensor on the bracket component, optical sensor is close to the edge setting of optical film, its characterized in that still includes the fixed bolster and install in drive assembly on the fixed bolster, bracket component slidable mounting in on the fixed bolster and with drive assembly connects, the drive assembly drive the bracket component is followed linear reciprocating motion is to optical film's width direction.
2. The automatic deviation rectifying device for optical film rolling according to claim 1, wherein the driving assembly comprises a driving motor, a turntable and a push rod, one end of the turntable is connected with an output shaft of the driving motor, one end of the turntable, which is far away from the driving motor, is provided with a centrifugal shaft, one end of the push rod is hinged on the centrifugal shaft, and the other end of the push rod is hinged on the bracket assembly.
3. The automatic deviation rectifying device for optical film rolling according to claim 2, wherein an adjusting portion is disposed at one end of the centrifugal shaft, the turntable is disposed with an adjusting groove, a rotatable threaded adjusting rod is disposed in the adjusting groove, the adjusting portion is threaded onto the threaded adjusting rod, and the reciprocating stroke of the bracket assembly is adjusted by adjusting the threaded stroke of the adjusting portion on the threaded adjusting rod.
4. The automatic deviation rectifying device for optical film rolling according to claim 3, wherein a mounting plate is detachably mounted on the turntable, and the adjusting groove is formed in the mounting plate.
5. The automatic deviation rectifying device for optical film winding according to claim 4, further comprising a blocking block detachably connected with the mounting disc, wherein openings communicated with the adjusting groove are respectively formed in two opposite sides of the mounting disc, the blocking block blocks the openings of the mounting disc, and two ends of the threaded adjusting rod are rotatably connected with the blocking block.
6. The automatic deviation rectifying device for optical film rolling of claim 1, wherein said bracket assembly comprises a sliding bracket and a mounting bracket mounted on said sliding bracket, said optical sensor is mounted on said mounting bracket, said sliding bracket is slidably mounted on said fixed bracket and connected with said driving assembly.
7. The automatic deviation rectifying device for optical film rolling according to claim 5, wherein the fixing bracket is provided with a sliding rail extending along the width direction of the optical film, and the mounting bracket is provided with a sliding mounting seat matched with the sliding rail.
8. The automatic deviation rectifying device for optical film rolling according to claim 5, wherein a sliding connection rod extending along the width direction of the optical film is further disposed on the sliding support, a sliding connection seat connected with the sliding connection rod is disposed on the mounting support, and a locking member is further disposed on the sliding connection seat for locking the sliding connection seat on the sliding connection rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126893.0A CN113682869A (en) | 2021-09-26 | 2021-09-26 | Automatic deviation rectifying device for winding optical film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126893.0A CN113682869A (en) | 2021-09-26 | 2021-09-26 | Automatic deviation rectifying device for winding optical film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113682869A true CN113682869A (en) | 2021-11-23 |
Family
ID=78587129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111126893.0A Pending CN113682869A (en) | 2021-09-26 | 2021-09-26 | Automatic deviation rectifying device for winding optical film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113682869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI800240B (en) * | 2022-01-27 | 2023-04-21 | 久元電子股份有限公司 | Flexible material deflection correction device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1890198A1 (en) * | 2006-08-18 | 2008-02-20 | Konica Minolta Holdings, Inc. | Belt Conveying Device, Image Forming Apparatus Provided Therewith And Adjustment Method Of Belt Skew Controller In Belt Conveyance Device |
| CN201287982Y (en) * | 2008-10-24 | 2009-08-12 | 汕头市远东轻化装备有限公司 | Film rolling apparatus |
| CN202346457U (en) * | 2011-12-16 | 2012-07-25 | 新丰杰力电工材料有限公司 | Winding device |
| CN204528822U (en) * | 2015-02-07 | 2015-08-05 | 宿迁市金田塑业有限公司 | Prevent BOPP film from running the wrap-up on limit |
| CN212092989U (en) * | 2020-04-08 | 2020-12-08 | 深圳市金升彩包装材料有限公司 | Full-coating type coating device |
| CN215854213U (en) * | 2021-09-26 | 2022-02-18 | 深圳市尚科智能装备有限公司 | Automatic deviation rectifying device for winding optical film |
-
2021
- 2021-09-26 CN CN202111126893.0A patent/CN113682869A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1890198A1 (en) * | 2006-08-18 | 2008-02-20 | Konica Minolta Holdings, Inc. | Belt Conveying Device, Image Forming Apparatus Provided Therewith And Adjustment Method Of Belt Skew Controller In Belt Conveyance Device |
| CN201287982Y (en) * | 2008-10-24 | 2009-08-12 | 汕头市远东轻化装备有限公司 | Film rolling apparatus |
| CN202346457U (en) * | 2011-12-16 | 2012-07-25 | 新丰杰力电工材料有限公司 | Winding device |
| CN204528822U (en) * | 2015-02-07 | 2015-08-05 | 宿迁市金田塑业有限公司 | Prevent BOPP film from running the wrap-up on limit |
| CN212092989U (en) * | 2020-04-08 | 2020-12-08 | 深圳市金升彩包装材料有限公司 | Full-coating type coating device |
| CN215854213U (en) * | 2021-09-26 | 2022-02-18 | 深圳市尚科智能装备有限公司 | Automatic deviation rectifying device for winding optical film |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI800240B (en) * | 2022-01-27 | 2023-04-21 | 久元電子股份有限公司 | Flexible material deflection correction device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215854213U (en) | Automatic deviation rectifying device for winding optical film | |
| CN203916991U (en) | A kind of new type hot-melt adhesive compounding machine | |
| CN113682869A (en) | Automatic deviation rectifying device for winding optical film | |
| CN113787810A (en) | Solvent-free compound machine | |
| CN210560704U (en) | Film thickness correction baffle plate of magnetron sputtering coating machine radio frequency ion source system | |
| CN216863154U (en) | Film flattening mechanism and film flattening device | |
| WO2024229911A1 (en) | Fitting and flattening mechanism for winding film | |
| CN219898814U (en) | Putty machine running roller interval adjusting device | |
| CN220866709U (en) | Tension roller deviation correcting device | |
| CN220973602U (en) | High-precision three-in-one solvent-free compounding machine | |
| CN210655506U (en) | Deviation correcting mechanism and sheet storage mechanism with deviation correcting function | |
| CN2644137Y (en) | Casting device for dielectric membrane | |
| CN220701513U (en) | Right-angle film feeding adjusting mechanism | |
| CN201600552U (en) | Position automatic adjustment device of a pre-coating sensitive lithographic plate production line for printing | |
| CN119898659B (en) | A deviation-correcting device for preparing continuous fiber-reinforced resin prepreg | |
| CN224025449U (en) | High-precision adjustment device and coating machine for water transfer printing paper adhesive coating | |
| CN218930746U (en) | Track width adjusting structure applied to products with different sizes | |
| CN218968416U (en) | Adjust unreeling mechanism of non-setting adhesive equipment | |
| CN221268719U (en) | Composite roller gap adjusting mechanism for coating machine | |
| CN217776820U (en) | Fishing rod rotation epoxy car | |
| CN220316770U (en) | Suspension type rotary pinch roller for transverse flattening of flexible strip | |
| CN221113130U (en) | Compression roller assembly for laminating machine | |
| CN223866030U (en) | Paper production is with winding up mechanism | |
| CN223354739U (en) | Film roll forming equipment | |
| CN222741936U (en) | Radian roller for solar film production |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211123 |