CN116117883A - Paper cutting machine with paper pressing device - Google Patents
Paper cutting machine with paper pressing device Download PDFInfo
- Publication number
- CN116117883A CN116117883A CN202310206368.2A CN202310206368A CN116117883A CN 116117883 A CN116117883 A CN 116117883A CN 202310206368 A CN202310206368 A CN 202310206368A CN 116117883 A CN116117883 A CN 116117883A
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- China
- Prior art keywords
- paper
- rod
- plate
- sliding
- slider
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
- B26D1/065—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates for thin material, e.g. for sheets, strips or the like
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
- B26D7/025—Means for holding or positioning work with clamping means acting upon planar surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention relates to the technical field of paper cutters, in particular to a paper cutter with a paper pressing device, which comprises a base, wherein an installation seat is arranged on the inner side of the base, a receiving plate is arranged at the upper end of the installation seat, paper is placed on the receiving plate, the paper size is consistent with that of the receiving plate, the receiving plate is connected with the installation seat in a sliding manner, two paper pressing devices are arranged above the paper, a paper cutter is arranged between the two paper pressing devices, a pressing plate is further arranged at the upper end of the paper pressing device, an air cylinder is fixedly arranged above the middle of the pressing plate, and the paper pressing device is used for pressing and paving the paper.
Description
Technical Field
The invention relates to the technical field of paper cutters, in particular to a paper cutter with a paper pressing device.
Background
The paper cutting machine can cut paper to process body paper into the finished product of different specification sizes, the paper enters into the paper cutting machine through paper feeding mechanism and cuts, obtains required paper, and when the paper cutting machine is used in the prior art, the paper needs to be manually placed on a workbench, and is fed into the paper cutting machine to be cut through the movement of the workbench, and when the multi-layer paper is cut, the paper is loose, so that the length and the width of the cut paper are different, and the appearance and the quality of the cut paper are very influenced.
Disclosure of Invention
In view of the problems set forth in the background art, the present invention provides a paper cutter with a paper pressing device, and the present invention is further described below.
The paper cutting machine with the paper pressing device comprises a base, wherein an installation seat is arranged on the inner side of the base, a bearing plate is arranged at the upper end of the installation seat, paper is placed on the bearing plate, the paper size is consistent with that of the bearing plate, the bearing plate is connected with the installation seat in a sliding manner, two paper pressing devices are arranged above the paper, a paper cutter is arranged between the two paper pressing devices, a pressing plate is further arranged at the upper end of the paper pressing device, a cylinder is fixedly arranged above the middle of the pressing plate, and the output end of the cylinder is fixedly connected with the upper end of the pressing plate; the paper pressing device is used for pressing and paving the paper;
preferably, the paper pressing device comprises a supporting plate which is arranged in a crossed manner, the middle of each supporting plate is hinged through a shaft, a roller for pressing paper is arranged at the lower end of any one supporting plate, side plates are arranged at two sides of each roller, the two side plates are connected through a connecting plate, the two sides of each roller are connected with the pin shafts of the side plates, one side of each connecting plate is fixedly connected with the lower end of each supporting plate, a groove is formed in the lower end of each pressing plate, two first sliding rails are arranged in each groove, the first sliding rails are connected with first sliding blocks in a sliding manner, the first sliding blocks are of a T shape, and the other end of each supporting plate is connected with the first sliding blocks;
preferably, the four first sliding rods at the upper end of the base are penetrated into the first sliding rail and are in sliding connection with the pressing plate, the other end of each first sliding rod is in sliding connection with a second sliding block, the upper end of each second sliding block is fixedly connected with the lower end of the pressing plate through a first sleeve, a first connecting column is arranged on one side of each second sliding block, a second sliding rod is arranged on one side of the lower end of each first sliding rod, a third sliding block is in sliding connection with each second sliding rod, the third sliding blocks are hinged with the second sliding blocks through first connecting rods, the front ends of the third sliding blocks are connected with the first pushing plates through second sleeves, and rubber pads are arranged at the front ends of the first pushing plates;
preferably, a telescopic spring is arranged at the front end of the second sliding rod;
preferably, a connecting column is arranged at the lower end of the first sliding block, a second sliding rail is further arranged in the groove, a fourth sliding block is arranged in the second sliding rail, the fourth sliding block is in sliding connection with the second sliding rail, a connecting column is arranged at one side of the fourth sliding block, the connecting column on the first sliding block is hinged with the connecting column on the fourth sliding block through a second connecting rod, a third connecting rod is arranged at the front end of the fourth sliding block, a telescopic rod is arranged at the lower end of the third connecting rod, the telescopic rod is perpendicular to the third connecting rod, a fixed column is arranged at one side of the telescopic rod, the fixed column is perpendicular to the telescopic rod, a second pushing plate is arranged at the front end of the fixed column, and base plates are arranged at two sides of the bearing plate;
preferably, a supporting rod is further arranged at the lower end of the fixed column, a ball is arranged at the lower end of the supporting rod, and the supporting rod and the telescopic rod are coaxially arranged;
preferably, the fixing column comprises a first fixing column fixedly connected with the lower end of the telescopic rod, a second fixing column is arranged at the front end of the first fixing column, a cavity is formed in the second fixing column, a spring is arranged in the cavity, and the first fixing column is in sliding connection with the second fixing column;
preferably, the telescopic rod comprises a lower rod fixedly connected with the first fixed column, an upper rod is arranged at the upper end of the lower rod, the upper rod is arranged in a cavity, a spring is arranged in the cavity, and the lower rod is in sliding connection with the upper rod;
preferably, a guide rod is arranged on the base, the upper end of the guide rod penetrates through the pressing plate and is in sliding connection with the pressing plate, and a spring is sleeved on the guide rod between the pressing plate and the base;
preferably, a sliding groove is arranged on the mounting seat, a sliding rail is connected in the sliding groove in a sliding way, the sliding rail is limited by a bayonet lock arranged on the side surface of the mounting seat, a fixed block is fixedly connected in the sliding rail, and the sliding rail is fixedly connected with the bearing plate by a fixed column arranged on the side surface of the lower end of the bearing plate;
the beneficial effects are that: compared with the prior art, the paper pressing device is arranged, so that when the multi-layer paper is cut, the multi-layer paper can be pressed, the paper can be wrinkle-removed, and the side surfaces of the paper placed on the bearing plate are arranged, so that the cut paper is attractive, and the number of the paper which does not accord with the size is reduced; the amount of waste paper is reduced;
drawings
Fig. 1: the structure of the invention is schematically shown;
fig. 2: A-A structure schematic diagram of the invention;
fig. 3: the B-B structure schematic diagram of the invention;
in the figure: the paper feeder comprises a base 1, a guide rod 10, a first sliding rod 11, a second sliding block 12, a first sleeve 13, a first connecting column 14, a second sliding rod 15, a third sliding block 16, a first connecting rod 17, a second sleeve 18, a first push plate 19, an installation seat 2, a receiving plate 3, a backing plate 31, paper 4, a sliding groove 41, a sliding rail 42, a fixed block 43, a fixed column 44, a paper pressing device 5, a supporting plate 51, a roller 52, a side plate 53, a connecting plate 54, a paper knife 6, a pressing plate 7, a groove 71, a first sliding rail 72, a first sliding block 73, a cylinder 8, a second sliding rail 90, a fourth sliding block 91, a second connecting rod 92, a third connecting rod 93, a telescopic rod 94, a lower rod 941, an upper rod 942, a first fixed column 951, a second fixed column 952, a fixed column 95, a second push plate 96 and a supporting rod 97;
Detailed Description
A specific embodiment of the present invention will be described in detail with reference to fig. 1-3.
The paper cutting machine with the paper pressing device comprises a base 1, wherein an installation seat 2 is arranged on the inner side of the base 1, a receiving plate 3 is arranged at the upper end of the installation seat 2, paper 4 is placed on the receiving plate 3, the size of the paper 4 is consistent with that of the receiving plate 3, the receiving plate 3 is slidably connected with the installation seat 2, a sliding groove 41 is specifically arranged on the installation seat 4, a sliding rail 42 is slidably connected in the sliding groove 41, the sliding groove is limited by a bayonet lock arranged on the side surface of the installation seat 4, a fixed block 43 is fixedly connected in the sliding rail 42, and the sliding groove is fixedly connected with the receiving plate 3 by a fixed column 44 arranged on the side surface of the lower end of the receiving plate 3, namely, the paper 4 is placed on the receiving plate 3 by sliding the receiving plate 3 out of the sliding rail 42 and then pushed into a specified position, and the paper 4 on the receiving plate 3 is cut;
by the background technology, when cutting multi-layer paper, the paper is loose, so that the length and the width of the cut paper are different, the appearance and the quality of the cut paper are very influenced, namely, the paper 4 laid on the bearing plate 3 needs to be pressed, for this purpose, two paper pressing devices 5 are arranged above the paper 4, a paper cutter 6 is arranged between the two paper pressing devices 5, the upper end of the paper pressing device 5 is also provided with a pressing plate 7, an air cylinder 8 is fixedly arranged above the middle of the pressing plate 7, and the output end of the air cylinder 8 is fixedly connected with the upper end of the pressing plate 7; the paper pressing device 5 is used for pressing and paving the paper 4; namely, the paper pressing device 5 below the pressing plate 7 compresses and spreads the paper 4 by controlling the extension and contraction of the air cylinder 8, and after the compression and spreading are finished, the paper cutter 6 performs paper cutting operation on the compressed and spread paper 4;
specifically, the paper pressing device 5 includes a support plate 51 disposed in a cross manner, the middle of two support plates 51 is hinged by a shaft, a roller 52 for pressing paper is disposed at the lower end of any one support plate 51, two sides of the roller 52 are provided with side plates 53, the two side plates 53 are connected by a connecting plate 54, two sides of the roller 52 are connected with the side plates 53 by pin shafts, one side of the connecting plate 54 is fixedly connected with the lower end of the support plate 51, a groove 71 is disposed at the lower end of the pressing plate 7, two first sliding rails 72 are disposed in the groove 71, the first sliding rails 72 are slidably connected with a first sliding block 73, it is to be noted that the first sliding block 73 is in a T shape, and the other end of the support plate 51 is connected with the first sliding block 73; that is, before starting, the two support plates 51 arranged in a crossing manner are positioned closest to each other, and then the cylinder 8 is controlled to move downwards, so that the rollers 52 compress and flatten the laid paper 4, and when the rollers 52 move to the side of the paper 4, the paper cutter 6 cuts the paper 4; finishing paper cutting work;
of course, during the process of placing the paper 4, due to manual placement, the paper 4 may have a side misalignment, and at this time, the paper 4 needs to be sorted; for this purpose, the following measures are taken: the four first sliding rods 11 at the upper end of the base 1, the other ends of the first sliding rods 11 penetrate through the first sliding rails 72 and are in sliding connection with the pressing plate 7, and it is noted that the sliding of the first sliding rods 73 in the first sliding rails 72 cannot be influenced in the descending process of the paper pressing device 5, the upper ends of the second sliding rods 12 are fixedly connected with the lower end of the pressing plate 7 through the first sleeve 13, namely, when the pressing plate 7 moves downwards, the first sleeve 13 is driven to move downwards, so that the second sliding rods 12 move downwards; a first connecting column 14 is arranged on one side of the second slide block 12, a second slide rod 15 is arranged on one side of the lower end of the first slide rod 11, a third slide block 16 is connected to the second slide rod 15 in a sliding manner, the third slide block 16 is hinged with the second slide block 12 through a first connecting rod 17, the front end of the third slide block 16 is connected with a first push plate 19 through a second sleeve 18, a rubber pad is arranged at the front end of the first push plate 19, namely, when the pressing plate 7 moves downwards, the second slide block 12 is driven to move downwards, so that the third slide block 16 moves towards paper, and then the first push plate 19 at the front end of the third slide block 16 sorts the paper on the carrying plate 3; when it should be noted that, during the upward movement of the pressing plate 7, the front end of the second sliding rod 15 does not support the first push plate 19, and of course, for safety, a telescopic spring is provided at the front end of the second sliding rod 15, that is, during the pushing process of the first push plate 19, if the first push plate 19 reaches the side surface of the paper 4 first, a certain stroke retraction is performed through the arrangement of the spring, so that the paper cutting of the paper cutter 6 is completed, and a redundant design of the present application is completed;
at this time, the other side surface of the paper 4 also needs to be finished, and for this purpose, the following scheme is adopted in the application: the lower end of the first sliding block 73 is provided with a connecting column, the inside of the groove 71 is also provided with a second sliding rail 90, the inside of the second sliding rail 90 is provided with a fourth sliding block 91, the fourth sliding block 91 is in sliding connection with the second sliding rail 90, one side of the fourth sliding block 91 is provided with a connecting column, the connecting column on the first sliding block 73 is hinged with the connecting column on the fourth sliding block 91 through a second connecting rod 92, the front end of the fourth sliding block 91 is provided with a third connecting rod 93, the lower end of the third connecting rod 93 is provided with a telescopic rod 94, the telescopic rod 94 is vertically arranged with the third connecting rod 93, one side of the telescopic rod 94 is provided with a fixed column 95, the fixed column 95 is vertically arranged with the telescopic rod 94, the front end of the fixed column 95 is provided with a second pushing plate 96, two supporting plates 51 which are arranged in a crossing way are positioned at the nearest distance, the outer side of the supporting plate 3 at the moment, along with the downward movement of the pressing plate 7, the two supporting plates 52 gradually move to the other side of the sliding plate 3, and then the distance between the two supporting plates 51 is gradually increased due to the fact that the sliding plates 31 are positioned at the other side of the second pushing plate 94 and the second pushing plate 96 is gradually increased, the distance between the two supporting plates 3 is gradually increased, and the sliding plate 96 is contacted with the other side of the sliding plate 31, and the second pushing plate 94 is gradually moves down the second pushing plate 94 due to the sliding plate 94, and the sliding plate 94 is arranged between the second pushing plate 94, and the second pushing plate 96 is gradually, and the second pushing plate is positioned between the second pushing plate 96 and the side plate is moved down between the side plate and the side plate 96 and the side plate 3 and the side plate is moved, a supporting rod 97 is further arranged at the lower end of the fixed column 95, a ball is arranged at the lower end of the supporting rod 97, and the supporting rod 97 and the telescopic rod 94 are coaxially arranged, so that the risk of fracture of the fixed column 95 in the downward process of the pressing plate 7 is avoided;
specifically, the fixing column 95 includes a first fixing column 951 fixedly connected to the lower end of the telescopic rod 94, a second fixing column 952 is disposed at the front end of the first fixing column 951, a cavity is disposed inside the second fixing column 952, a spring is disposed in the cavity, and the first fixing column 951 is slidably connected to the second fixing column 952;
specifically, the telescopic rod 94 includes a lower rod 941 fixedly connected to the first fixing column 951, an upper rod 942 is disposed at an upper end of the lower rod 941, the upper rod 942 is disposed in a cavity, a spring is disposed in the cavity, and the lower rod 941 is slidably connected to the upper rod 942;
specifically, a guide rod 10 is arranged on the base 1, the upper end of the guide rod 10 passes through the pressing plate 7 and is in sliding connection with the pressing plate 7, and a spring is sleeved on the guide rod 10 between the pressing plate 7 and the base 1;
compared with the prior art, the paper pressing device is arranged, so that when the multi-layer paper is cut, the multi-layer paper can be pressed, the paper can be wrinkle-removed, and the side surfaces of the paper placed on the bearing plate are arranged, so that the cut paper is attractive, and the number of the paper which does not accord with the size is reduced; the amount of waste paper is reduced;
the above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A paper cutting machine with paper pressing device, characterized in that: the paper feeding device comprises a base (1), wherein an installation seat (2) is arranged on the inner side of the base (1), a bearing plate (3) is arranged at the upper end of the installation seat (2), paper (4) is placed on the bearing plate (3), the size of the paper (4) is consistent with that of the bearing plate (3), the bearing plate (3) is slidably connected with the installation seat (2), two paper pressing devices (5) are arranged above the paper (4), a paper cutter (6) is arranged between the two paper pressing devices (5), a pressing plate (7) is further arranged at the upper end of the paper pressing devices (5), an air cylinder (8) is fixedly arranged above the middle of the pressing plate (7), and the output end of the air cylinder (8) is fixedly connected with the upper end of the pressing plate (7); the paper pressing device (5) is used for pressing and paving the paper (4).
2. A paper cutter with a paper pressing device according to claim 1, characterized in that: the paper pressing device (5) comprises a supporting plate (51) which is arranged in a crossed mode, two supporting plates (51) are hinged through shafts, a roller (52) used for pressing paper is arranged at the lower end of any one supporting plate (51), two side plates (53) are arranged on two sides of each roller (52), the two side plates (53) are connected through a connecting plate (54), the two sides of each roller (52) are connected with the corresponding side plates (53) through pin shafts, one side of each connecting plate (54) is fixedly connected with the lower end of each supporting plate (51), a groove (71) is formed in the lower end of each pressing plate (7), two first sliding rails (72) are arranged in the corresponding groove (71), a first sliding block (73) is connected in a sliding mode, and the other end of each supporting plate (51) is connected with the corresponding first sliding block (73).
3. A paper cutter with a paper pressing device according to claim 2, characterized in that: four first slide bars (11) of base (1) upper end, the first slide bar (11) other end runs through in first slide rail (72) and with clamp plate (7) sliding connection, at arbitrary one equal sliding connection second slider (12) on first slide bar (11), second slider (12) upper end pass through first sleeve (13) with clamp plate (7) lower extreme fixed connection second slider (12) one side is equipped with first spliced pole (14) first slide bar (11) lower extreme one side is equipped with second slide bar (15), sliding connection third slider (16) on second slide bar (15), third slider (16) with second slider (12) are articulated through head rod (17) third slider (16) front end is connected with first push pedal (19) through second sleeve (18), first push pedal (19) front end is equipped with the rubber pad.
4. A paper cutter with a paper pressing device according to claim 3, characterized in that: the front end of the second sliding rod (15) is provided with a telescopic spring.
5. A paper cutter with a paper pressing device according to claim 3, characterized in that: the utility model provides a connecting column is equipped with to first slider (73) lower extreme, and still be equipped with second slide rail (90) in recess (71) be equipped with fourth slider (91) in second slide rail (90), fourth slider (91) with second slide rail (90) sliding connection fourth slider (91) one side is equipped with the spliced pole, on first slider (73) the spliced pole pass through second connecting rod (92) with on fourth slider (91) the spliced pole articulates fourth slider (91) front end is equipped with third connecting rod (93), third connecting rod (93) lower extreme is equipped with telescopic link (94), telescopic link (94) with third connecting rod (93) set up perpendicularly, telescopic link (94) one side is equipped with fixed column (95), fixed column (95) with telescopic link (94) set up perpendicularly the fixed column (95) front end is equipped with second push pedal (96) and be equipped with in board (3) both sides and accept board (31).
6. A paper cutter with a paper pressing device according to claim 5, wherein: the lower end of the fixed column (95) is also provided with a supporting rod (97), the lower end of the supporting rod (97) is provided with a ball, and the supporting rod (97) and the telescopic rod (94) are coaxially arranged.
7. A paper cutter with a paper pressing device according to claim 5, wherein: the fixed column (95) comprises a first fixed column (951) fixedly connected with the lower end of the telescopic rod (94), a second fixed column (952) is arranged at the front end of the first fixed column (951), a cavity is formed in the second fixed column (952), a spring is arranged in the cavity, and the first fixed column (951) is slidably connected with the second fixed column (952).
8. A paper cutter with a paper pressing device according to claim 5, wherein: the telescopic rod (94) comprises a lower rod (941) fixedly connected with the first fixing column (951), an upper rod (942) is arranged at the upper end of the lower rod (941), the upper rod (942) is arranged in a cavity, a spring is arranged in the cavity, and the lower rod (941) is slidably connected with the upper rod (942).
9. A paper cutter with a paper pressing device according to claim 1, characterized in that: the base (1) is provided with a guide rod (10), the upper end of the guide rod (10) penetrates through the pressing plate (7) and is in sliding connection with the pressing plate (7), and a spring is sleeved on the guide rod (10) between the pressing plate (7) and the base (1).
10. A paper cutter with a paper pressing device according to claim 1, characterized in that: the mounting seat (4) is provided with a sliding groove (41), a sliding rail (42) is connected in the sliding groove (41) in a sliding mode, the sliding rail (42) is limited by a clamping pin arranged on the side face of the mounting seat (4), a fixing block (43) is fixedly connected in the sliding rail (42), and the sliding rail is fixedly connected with the bearing plate (3) through a fixing column (44) arranged on the side face of the lower end of the bearing plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310206368.2A CN116117883A (en) | 2023-03-07 | 2023-03-07 | Paper cutting machine with paper pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310206368.2A CN116117883A (en) | 2023-03-07 | 2023-03-07 | Paper cutting machine with paper pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116117883A true CN116117883A (en) | 2023-05-16 |
Family
ID=86311868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310206368.2A Withdrawn CN116117883A (en) | 2023-03-07 | 2023-03-07 | Paper cutting machine with paper pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116117883A (en) |
-
2023
- 2023-03-07 CN CN202310206368.2A patent/CN116117883A/en not_active Withdrawn
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230516 |