CN112025598A - Screwdriver head tool box - Google Patents
Screwdriver head tool box Download PDFInfo
- Publication number
- CN112025598A CN112025598A CN202010851930.3A CN202010851930A CN112025598A CN 112025598 A CN112025598 A CN 112025598A CN 202010851930 A CN202010851930 A CN 202010851930A CN 112025598 A CN112025598 A CN 112025598A
- Authority
- CN
- China
- Prior art keywords
- groove
- screwdriver
- handle
- bit
- barrel
- 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.)
- Withdrawn
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H3/00—Storage means or arrangements for workshops facilitating access to, or handling of, work tools or instruments
- B25H3/02—Boxes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The invention discloses a screwdriver bit tool box, which is characterized in that: including urceolus and the core section of thick bamboo of arranging with one heart, set up the chamber that holds of upwards opening on the urceolus, it is provided with the internal thread on the inside wall in chamber to hold, the upper end of core section of thick bamboo is formed with connecting portion, the lower extreme of core section of thick bamboo is formed with lower connecting portion, it is formed with the section of thick bamboo post to lie in on the core section of thick bamboo between connecting portion and the lower connecting portion, the diameter of going up connecting portion and lower connecting portion is greater than the diameter of section of thick bamboo post, be formed with the last external screw thread with internal thread looks adaptation on last connecting portion, be formed with the lower external screw thread with internal thread looks adaptation on the lower connecting portion, the handle groove that is used for saving screwdriver handle is offered at the middle part of core section of thick bamboo, circumference array is provided with a plurality of tool bit grooves. The invention provides a screwdriver bit tool box which improves the storage capacity of a screwdriver bit and has the characteristics of compact structure and convenience in taking and use.
Description
Technical Field
The invention relates to a tool box, in particular to a screwdriver bit tool box.
Background
The screwdriver is a common tool, and as a plurality of screwdrivers are generally used in daily life, a screwdriver bit with different types and functions is generally configured on one screwdriver handle. As the present chinese utility model with publication number CN208841368U discloses a screwdriver tool box, including knife rest and shell, shell one end is equipped with mobilizable buckle device and telescopic elastic mechanism, knife rest one end is equipped with a buckle of the block of each other with buckle device, and the knife rest inserts the shell from front or reverse side homoenergetic and realizes the separable connection of knife rest and shell, and in the twinkling of an eye that the buckle breaks away from buckle device, elastic mechanism pushes away the knife rest from buckle device so that take out the knife rest.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides a screwdriver bit tool box which improves the storage capacity of a screwdriver bit and has the characteristics of compact structure and convenience in taking and use.
The technical scheme adopted by the invention for solving the technical problems is as follows: a screwdriver bit tool holder, its characterized in that: including urceolus and the core section of thick bamboo of arranging with one heart, set up the chamber that holds of upwards opening on the urceolus, it is provided with the internal thread on the inside wall in chamber to hold, the upper end of core section of thick bamboo is formed with connecting portion, the lower extreme of core section of thick bamboo is formed with lower connecting portion, it is formed with the section of thick bamboo post to lie in on the core section of thick bamboo between connecting portion and the lower connecting portion, the diameter of going up connecting portion and lower connecting portion is greater than the diameter of section of thick bamboo post, be formed with the last external screw thread with internal thread looks adaptation on last connecting portion, be formed with the lower external screw thread with internal thread looks adaptation on the lower connecting portion, the handle groove that is used for saving screwdriver handle is offered at the middle part of core section of thick bamboo, circumference array is provided with a plurality of tool bit grooves.
As an improvement, an inner barrel is arranged between the outer barrel and the core barrel, an upper thread part matched with the internal thread is formed at the upper end of the inner barrel, a lower thread part matched with the internal thread is formed at the lower end of the inner barrel, a plurality of magnetic storage tanks are arranged between the upper thread part and the lower thread part on the peripheral wall of the inner barrel, a matched internal thread matched with the upper external thread and the lower external thread of the core barrel is formed in the middle of the inner barrel, and a handle for driving the inner barrel to rotate is arranged on the upper end face of the inner barrel.
And the handle is further improved, the handle comprises a handle seat and a handle, the handle seat and the handle are arranged on the upper end face of the core barrel, a rotating groove which is radially arranged along the core barrel and is provided with an outward opening is formed in the handle seat, the handle is rotatably arranged in the rotating groove, when the core barrel needs to be rotated, the handle is broken off, the handle is rotated by hands, and after the rotation is completed, the handle is clamped into the rotating groove.
And then, the improvement is that a threaded groove is formed at the bottom of the tool bit groove, a magnetic tool bit seat is arranged in the tool bit groove in a sliding manner, a limit groove for inserting the screwdriver bit is formed in the tool bit seat, a threaded column for screwing in the threaded groove extends from the tool bit seat, and a tool bit spring which is contacted with the tool bit seat is arranged in the tool bit groove. After the screwdriver head is placed in the screwdriver head groove, the screwdriver head spring is pressed, the screwdriver head is rotated, the threaded column on the screwdriver head seat is screwed in the threaded groove, the screwdriver head is hidden in the screwdriver head groove, when the screwdriver head needs to be taken out, the screwdriver head is rotated reversely, the screwdriver head seat is separated from the threaded groove, and the screwdriver head is ejected out of the screwdriver head groove under the action of the screwdriver head spring, so that the screwdriver head is convenient to take out.
The improved screwdriver is characterized in that a plurality of arc-shaped walls are circumferentially arranged and extend on the groove wall of the screwdriver head groove, a screwdriver head hole communicated with the bottom of the screwdriver head groove is formed between the arc-shaped walls, a rotating block is arranged in the screwdriver head groove in a sliding mode and comprises a base part with the size matched with the screwdriver head hole, a plurality of base strips which are radially arranged on the outer peripheral wall of the base part and used for inserting a gap between every two adjacent arc-shaped walls, a sealing cover is arranged in the screwdriver head hole in a sliding mode, a handheld part used for achieving rotation of the sealing cover is formed on the outer side wall of the sealing cover, a first limiting groove used for limiting one end of the screwdriver head is formed in the inner side wall of the sealing cover, a second limiting groove used for limiting the other end of the screwdriver head is formed in the base part, and a supporting spring which is abutted to.
Compared with the prior art, the invention has the advantages that: the invention designs the concentric core barrel, the inner barrel and the outer barrel structure, the outer peripheral walls of the inner barrel and the core barrel can be used as the positions for storing the screwdriver heads, compared with the plane storage mode, the storage capacity of the screwdriver heads is greatly improved, meanwhile, the structure of the core barrel and at least one inner barrel is adopted, the storage capacity of the screwdriver heads is greatly improved, and the inner core of the core barrel is used as the space for storing the screwdriver handle, so that the whole structure of the tool box becomes compact, in addition, when the screwdriver heads need to be taken and used, the inner barrel is rotated through the handle, or the core barrel is rotated through the handle, the ascending process of the inner barrel or the core barrel can be realized, when the lowermost cutter head groove of the core barrel or the lowermost storage groove of the inner barrel is exposed, the ascending is stopped, the taking of the screwdriver heads can be realized, meanwhile, the screwdriver handle is taken out from the top of the core barrel, and the screwdriver handle and the corresponding screwdriver heads are assembled to, after the screwdriver is used, the screwdriver head is hidden in the screwdriver head groove or the storage groove, the screwdriver handle is placed in the handle groove of the core cylinder again, then the core cylinder and the inner cylinder are rotated reversely until the inner cylinder is rotated to the bottom, and therefore the whole screwdriver taking process is completed, and the screwdriver has the characteristic of convenience in taking.
Drawings
FIG. 1 is a schematic exterior view of a screwdriver bit tool box according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a cartridge in an embodiment of the present invention;
FIG. 3 is a schematic structural view of an inner barrel in an embodiment of the present invention;
FIG. 4 is a schematic view of a tool tip pocket configuration with a tool tip carrier configuration installed in an embodiment of the invention;
FIG. 5 is a schematic view of a tool bit slot with a rotating block structure mounted thereon according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 5, the screwdriver bit tool box in the present embodiment includes an outer cylinder 1, a core cylinder 2, and an inner cylinder 4, which are concentrically arranged.
Wherein, offer the chamber that holds of upwards opening on urceolus 1, it is provided with the internal thread on the inside wall in chamber to hold, the upper end of core section of thick bamboo 2 is formed with connecting portion 22, the lower extreme of core section of thick bamboo 2 is formed with lower connecting portion 23, it is formed with a section of thick bamboo post 24 to lie in between connecting portion 22 and the lower connecting portion 23 on the core section of thick bamboo 2, the diameter of going up connecting portion 22 and lower connecting portion 23 is greater than the diameter of section of thick bamboo post 24, be formed with the last external screw thread with internal thread looks adaptation on last connecting portion 22, be formed with the lower external screw thread with internal thread looks adaptation on the lower connecting portion 23, handle groove 21 that is used for saving screwdriver handle is offered at the middle part of core section of thick bamboo 2, circumference array is provided with a plurality of tool bit grooves 25 that are used for saving screwdriver head on the periphery wall of section of thick bamboo.
Further, the handle 3 includes a handle seat 31 and a handle 32 which are arranged on the upper end surface of the core barrel 2, a rotating groove 311 which is radially arranged along the core barrel 2 and is opened outwards is formed in the handle seat 31, the handle 32 is rotatably arranged in the rotating groove 311, when the core barrel 2 needs to be rotated, the handle 32 is broken off, the handle 32 is rotated, and after the rotation is completed, the handle 32 is clamped into the rotating groove 311.
In addition, in the embodiment of the present invention, one or more inner cylinders 4 may be further disposed between the outer cylinder 1 and the core cylinder 2, when one inner cylinder 4 is disposed, the inner cylinder 4 is disposed between the outer cylinder 1 and the core cylinder 2, an upper screw portion 42 that fits the internal screw is formed at the upper end of the inner cylinder 4, a lower screw portion 43 that fits the internal screw is formed at the lower end of the inner cylinder 4, a plurality of magnetic storage grooves 44 are disposed on the outer peripheral wall of the inner cylinder 4 between the upper screw portion 42 and the lower screw portion 43, a fitting internal screw 41 that fits the upper external screw and the lower external screw of the core cylinder 2 is formed at the middle portion of the inner cylinder 4, and a handle 5 that drives the inner cylinder 4 to rotate is disposed on the upper end surface of the inner cylinder 4, and the structure of the handle 5 may be the same.
Similarly, when a plurality of inner cylinders 4 are provided, one inner cylinder 4 on the inner side is provided inside one inner cylinder 4 on the adjacent outer side, and the structure of each inner cylinder 4 is the same.
In addition, as shown in fig. 4 and 5, in order to hide the screwdriver bit from the bit groove 25, the internal structure of the bit groove 25 has various forms, and the first form is that, as shown in fig. 4, a thread groove 251 is opened at the bottom of the bit groove 25, a magnetic bit holder 6 is slidably disposed in the bit groove 25, a limit groove 61 for inserting the screwdriver bit is opened on the bit holder 6, a threaded post 62 for screwing in the thread groove 251 extends on the bit holder 6, and a bit spring 7 contacting with the bit holder 6 is disposed in the bit groove 25. After the screwdriver head is placed in the screwdriver head groove 25, the screwdriver head spring 7 is pressed, the screwdriver head is rotated, the threaded column 62 on the screwdriver head seat 6 is screwed in the threaded groove 251, the screwdriver head is hidden in the screwdriver head groove 25, when the screwdriver head needs to be taken out, the screwdriver head is rotated reversely, the screwdriver head seat 6 is separated from the threaded groove 251, and the screwdriver head is ejected out of the screwdriver head groove 25 under the action of the screwdriver head spring 7, so that the screwdriver head is convenient to take out.
Secondly, as shown in fig. 5, a plurality of arc-shaped walls 27 arranged circumferentially extend on the groove wall of the cutter head groove 25, a cutter head hole 26 communicated with the bottom of the cutter head groove 25 is formed between the arc-shaped walls 27, a rotating block 8 is arranged in the cutter head groove 25 in a sliding manner, the rotating block 8 comprises a base part 81 with the size matched with that of the cutter head hole 26 and a plurality of base strips 82 which are formed on the outer peripheral wall of the base part 81 and are radially arranged and used for being inserted into the gap between two adjacent arc-shaped walls 27, a sealing cover 9 is arranged in the cutter head hole 26 in a sliding manner, a handheld part 91 used for rotating the sealing cover 9 is formed on the outer side wall of the sealing cover 9, a first limiting groove 92 used for limiting one end of a screwdriver head is formed on the inner side wall of the sealing cover 9, a second stopper groove 83 for stopping the other end of the driver bit is formed in the base 81, and an abutment spring 84 that abuts against the rotary block 8 is provided at the bottom of the bit groove 25.
Furthermore, the reservoir 44 structure on the inner barrel 4, which can be the same as the bit slot 25 structure on the inner barrel 2, is again not cumbersome.
In summary, the invention designs the core barrel 2, the inner barrel 4 and the outer barrel 1 which are concentrically arranged, the outer peripheral walls of the inner barrel 4 and the core barrel 2 can be used as positions for storing screwdriver bits, the storage capacity of the screwdriver bits is greatly improved compared with a plane storage mode, meanwhile, the storage capacity of the screwdriver bits is greatly improved by adopting the structures of the core barrel 2 and at least one inner barrel 4, and the inner core of the core barrel 2 is used as a space for storing a handle of a screwdriver, so that the whole structure of the tool box becomes compact, in addition, when the screwdriver bits need to be taken out, the inner barrel 4 can be rotated by the handle 5 or the core barrel 2 can be rotated by the handle 3, the ascending process of the inner barrel 4 or the core barrel 2 can be realized, when the lowest screwdriver bit groove 25 of the core barrel 2 or the lowest storage groove 44 of the inner barrel 4 is exposed, the taking of the screwdriver bits can be realized by stopping ascending, meanwhile, the screwdriver handle is taken out from the top of the core barrel 2, the screwdriver handle and the corresponding screwdriver head are assembled to form the required screwdriver, after the screwdriver is used, the screwdriver head is hidden in the bit groove 25 or the storage groove 44, the screwdriver handle is placed in the handle groove 21 of the core barrel 2 again, then the core barrel 2 and the inner barrel 4 are rotated reversely until the screwdriver is rotated to the bottom, and therefore the whole screwdriver taking process is completed, and the screwdriver has the characteristic of convenience in taking.
Claims (5)
1. A screwdriver bit tool holder, its characterized in that: comprises an outer barrel (1) and a core barrel (2) which are concentrically arranged, wherein an accommodating cavity with an upward opening is formed in the outer barrel (1), an internal thread is arranged on the inner side wall of the accommodating cavity, an upper connecting part (22) is formed at the upper end of the core barrel (2), a lower connecting part (23) is formed at the lower end of the core barrel (2), a barrel column (24) is formed between the upper connecting part (22) and the lower connecting part (23) on the core barrel (2), the diameters of the upper connecting part (22) and the lower connecting part (23) are larger than that of the barrel column (24), an upper external thread matched with the internal thread is formed on the upper connecting part (22), a lower external thread matched with the internal thread is formed on the lower connecting part (23), a handle groove (21) used for storing a screwdriver handle is formed in the middle part of the core barrel (2), a plurality of screwdriver head grooves (25) used for storing screwdriver heads are circumferentially arranged on the outer peripheral wall of, the cutter head groove (25) is internally provided with magnetism, and the upper end surface of the core barrel (2) is provided with a handle (3) which drives the core barrel (2) to rotate.
2. The screwdriver bit tool box of claim 1, wherein: be provided with inner tube (4) between urceolus (1) and core section of thick bamboo (2), the upper end of inner tube (4) is formed with upper thread portion (42) with internal thread complex, the lower extreme of inner tube (4) is formed with lower screw portion (43) with internal thread complex, it is provided with a plurality of holding tanks (44) that have magnetism to lie in between upper thread portion (42) and lower screw portion (43) on the periphery wall of inner tube (4), the middle part of inner tube (4) is formed with and goes up external screw thread and lower external screw complex cooperation internal thread (41) with core section of thick bamboo (2), be provided with on the up end of inner tube (4) and drive inner tube (4) pivoted handle (5).
3. The screwdriver bit tool box of claim 1, wherein: the handle (3) comprises a handle seat (31) and a handle (32) which are arranged on the upper end surface of the core barrel (2), a rotating groove (311) which is radially arranged along the core barrel (2) and is provided with an outward opening is formed in the handle seat (31), and the handle (32) is rotatably arranged in the rotating groove (311).
4. The screwdriver bit tool box of claim 1, wherein: the screwdriver is characterized in that a threaded groove (251) is formed in the bottom of the tool bit groove (25), a magnetic tool bit seat (6) is arranged in the tool bit groove (25) in a sliding mode, a limiting groove (61) for inserting a screwdriver bit is formed in the tool bit seat (6), a threaded column (62) used for screwing in the threaded groove (251) extends from the tool bit seat (6), and a tool bit spring (7) in contact with the tool bit seat (6) is arranged in the tool bit groove (25).
5. The screwdriver bit tool box of claim 1, wherein: a plurality of arc-shaped walls (27) which are circumferentially arranged extend on the groove wall of the cutter head groove (25), cutter head holes (26) which are communicated with the bottom of the cutter head groove (25) are formed between the arc-shaped walls (27), a rotating block (8) is arranged in the cutter head groove (25) in a sliding manner, the rotating block (8) comprises a base part (81) with the size matched with the cutter head holes (26), a plurality of base strips (82) which are radially arranged on the outer peripheral wall of the base part (81) and are used for being inserted into gaps between two adjacent arc-shaped walls (27), a sealing cover (9) is arranged in the cutter head holes (26) in a sliding manner, a handheld part (91) used for rotating the sealing cover (9) is formed on the outer side wall of the sealing cover (9), a first limiting groove (92) used for limiting one end of a screwdriver head is formed on the inner side wall of the sealing cover (9), and a second limiting groove (83) used for limiting the other end of the screwdriver head is formed on the, an abutting spring (84) abutting against the rotating block (8) is arranged at the bottom of the cutter head groove (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010851930.3A CN112025598A (en) | 2020-08-21 | 2020-08-21 | Screwdriver head tool box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010851930.3A CN112025598A (en) | 2020-08-21 | 2020-08-21 | Screwdriver head tool box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112025598A true CN112025598A (en) | 2020-12-04 |
Family
ID=73580460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010851930.3A Withdrawn CN112025598A (en) | 2020-08-21 | 2020-08-21 | Screwdriver head tool box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112025598A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101743101A (en) * | 2007-05-10 | 2010-06-16 | 瓦吉克公司 | Hand tools and using method thereof with a plurality of bit storages |
| TWM407821U (en) * | 2011-03-07 | 2011-07-21 | Wang-Da Xie | Screwdriver box set |
| US8083060B1 (en) * | 2010-07-05 | 2011-12-27 | Tsai-Fa Liu | Tool holder assembly |
| CN107336180A (en) * | 2017-04-21 | 2017-11-10 | 叶雨玲 | Honeycomb fashion tool assembly |
| US20190061119A1 (en) * | 2017-08-30 | 2019-02-28 | Xiamen Nanchbit Precision Tools Co., Ltd. | Quick-change connecting mechanism and quick-change screwdriver |
| CN208681555U (en) * | 2018-08-20 | 2019-04-02 | 绍兴三鼎工具有限公司 | A kind of driver bit storage box |
| CN110666744A (en) * | 2019-10-15 | 2020-01-10 | 天长市旭升热工仪表配件有限公司 | Maintenance device for pressure instrument shell convenient to maintain |
| CN210452669U (en) * | 2019-08-28 | 2020-05-05 | 慈溪市诚佳五金工具有限公司 | Vertical screwdriver bit receiver |
-
2020
- 2020-08-21 CN CN202010851930.3A patent/CN112025598A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101743101A (en) * | 2007-05-10 | 2010-06-16 | 瓦吉克公司 | Hand tools and using method thereof with a plurality of bit storages |
| US8083060B1 (en) * | 2010-07-05 | 2011-12-27 | Tsai-Fa Liu | Tool holder assembly |
| TWM407821U (en) * | 2011-03-07 | 2011-07-21 | Wang-Da Xie | Screwdriver box set |
| CN107336180A (en) * | 2017-04-21 | 2017-11-10 | 叶雨玲 | Honeycomb fashion tool assembly |
| US20190061119A1 (en) * | 2017-08-30 | 2019-02-28 | Xiamen Nanchbit Precision Tools Co., Ltd. | Quick-change connecting mechanism and quick-change screwdriver |
| CN208681555U (en) * | 2018-08-20 | 2019-04-02 | 绍兴三鼎工具有限公司 | A kind of driver bit storage box |
| CN210452669U (en) * | 2019-08-28 | 2020-05-05 | 慈溪市诚佳五金工具有限公司 | Vertical screwdriver bit receiver |
| CN110666744A (en) * | 2019-10-15 | 2020-01-10 | 天长市旭升热工仪表配件有限公司 | Maintenance device for pressure instrument shell convenient to maintain |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102909677A (en) | Power tool | |
| US6510768B2 (en) | Battery-powered screwdriver with integral bit holder | |
| CN102909698B (en) | Power tool and the method for operating for this power tool | |
| CN112025598A (en) | Screwdriver head tool box | |
| CN214980639U (en) | Magnetic type multifunctional fine trimming screwdriver capable of regularly accommodating screwdriver heads | |
| CN103101040A (en) | Power tool | |
| CN202462306U (en) | Metal screw driver with light | |
| CN109702701B (en) | Electric drill bit tool box | |
| CN202192584U (en) | Screwdriver | |
| CN102909707B (en) | Power tool | |
| CN112025599A (en) | Novel hardware tool box | |
| CN205552423U (en) | Car license plate anti -disassembly screw suit extracting tool | |
| CN221338343U (en) | Portable electric wrench | |
| CN216422513U (en) | Tool box convenient for storing and taking out screwdriver bits | |
| CN215148608U (en) | Screwdriver | |
| CN213441767U (en) | Rotary pen | |
| CN217669086U (en) | Convenient screwdriver with switchable tool bits | |
| CN109623741B (en) | Electric drill | |
| CN210881436U (en) | Military pen | |
| CN217345427U (en) | Multifunctional tool storage box set | |
| CN219599335U (en) | Accurate screwdriver with concealed screwdriver head | |
| CN214352070U (en) | Multifunctional screwdriver | |
| CN210732299U (en) | Multifunctional screwdriver head set | |
| CN219325180U (en) | Can accomodate laborsaving screwdriver and criticize head thereof | |
| CN111890319A (en) | Screwdriver head storage device |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201204 |