CN111845039A - Printing machine convenient for ink scraping - Google Patents
Printing machine convenient for ink scraping Download PDFInfo
- Publication number
- CN111845039A CN111845039A CN202010730694.XA CN202010730694A CN111845039A CN 111845039 A CN111845039 A CN 111845039A CN 202010730694 A CN202010730694 A CN 202010730694A CN 111845039 A CN111845039 A CN 111845039A
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- Prior art keywords
- storage box
- liquid storage
- printing machine
- ink
- printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/44—Squeegees or doctors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Inking, Control Or Cleaning Of Printing Machines (AREA)
Abstract
The invention discloses a printing machine convenient for ink scraping, which comprises a printing machine body and two side columns arranged on the printing machine body, wherein the two side columns are connected with a printing roller through a connecting shaft, a liquid storage box is arranged on the printing machine body, a displacement assembly for driving the liquid storage box to move up and down is arranged on each side column, a liquid guide plate is fixedly connected onto each liquid storage box, cleaning liquid, a rotating shaft, a rotating drum and a driving assembly are arranged in each liquid storage box, a cavity, a supporting column, an ink scraping assembly and a cleaning assembly are arranged on each rotating drum, and a heat supply assembly for supplying hot air to the cavity is arranged at the side end. The rotating shaft is driven to rotate by the motor, the rotating drum on the rotating shaft is driven to rotate, and ink marks on the surface of the printing roller are cleaned by a doctor blade and a brush on the rotating drum; and when the ink scraping knife carries out ink scraping treatment on the printing roller, the second transportation channel communicated with the first transportation channel in the guide block guides hot air in the cavity to the contact position of the ink scraping knife and the printing roller, so that the large particles on the printing roller can be prevented from wearing the ink scraping knife.
Description
Technical Field
The invention relates to the technical field of printing, in particular to a printing machine convenient for ink scraping.
Background
Screen printers (screen printing machines) are common printing machines for printing characters and images, and generally comprise mechanisms for inking, stamping, conveying and the like. The working principle is as follows: the characters and images to be printed are made into printing plate, the printing plate is mounted on the screen printer, then the printing ink is coated on the position of the printing plate with characters and images by manual work or screen printer, and then the printing plate is directly or indirectly transferred onto the printing stock, so that the printed matter identical to the printing plate can be copied. The roller structure is a common structure of a screen printing machine, and mainly comprises a pair of roller bodies which synchronously rotate in opposite directions, namely a printing roller and a printing cylinder. The traditional printing roller has ink marks remained on the surface after printing, and the printing effect on the lower side of the printing roller is poor if the ink marks are not cleaned.
Disclosure of Invention
The present invention is directed to a printing machine with easy wiping, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a printing machine convenient for scraping ink comprises a printing machine body and two side columns arranged on the printing machine body, wherein the two side columns are connected with a printing roller through a connecting shaft, the printer body is provided with a liquid storage box, the side column is provided with a displacement component for driving the liquid storage box to move up and down, the liquid storage box is fixedly connected with a liquid guide plate, cleaning liquid is arranged in the liquid storage box, a rotating shaft is rotationally connected in the liquid storage box, the rotating shaft is provided with a rotating drum, the side end of the liquid storage box is provided with a driving component for driving the rotating shaft to rotate, a cavity is arranged in the rotary drum, a plurality of support columns are arranged in the cavity, a plurality of ink scraping components for scraping ink on the surface of the printing roller are uniformly and symmetrically arranged on the outer surface of the rotary drum, the rotary drum is provided with a cleaning assembly for cleaning the surface of the printing roller, and the side end of the liquid storage box is provided with a heat supply assembly for supplying hot gas to the cavity.
As a further scheme of the invention: the displacement assembly comprises guide rails and a sliding plate, the two guide rails are respectively connected with the two side columns, the two guide rails are jointly connected with the sliding plate in a sliding mode, and a liquid storage box is fixedly connected to the upper end of the sliding plate.
As a further scheme of the invention: the driving assembly comprises a case and a motor, the case is fixedly connected with the liquid storage box, the motor is arranged in the case, and the output end of the motor is fixedly connected with the rotating shaft.
As a further scheme of the invention: and a liquid drainage interface is arranged on the liquid storage box.
As a further scheme of the invention: the ink scraping assembly comprises a fixing column, connecting blocks, guide blocks, a first conveying channel, a second conveying channel, an ink scraping knife, a vertical block, a first bolt, a second bolt and threaded rods, the fixing columns are fixedly connected to the surface of the rotary drum, the connecting blocks are symmetrically arranged on two sides of each fixing column respectively, the guide blocks are fixedly connected to the upper ends of the two connecting blocks, the first conveying channel communicated with the cavity is arranged in each fixing column and the rotary drum, the second conveying channel communicated with the first conveying channel is arranged in each connecting block and the corresponding guide block, the ink scraping knife is connected with the vertical block through the first bolt, the vertical block is connected with the fixing columns through the second bolts, and the two threaded rods are in threaded connection with the fixing columns and the second bolts.
As a further scheme of the invention: the extension lines of the second transportation channels in the two guide blocks are superposed with the upper top end of the doctor blade.
As a further scheme of the invention: the cleaning assembly comprises a long column, a brush, a sliding groove, a spring, a third transportation channel, a hose and a fourth transportation channel, the long column is connected with the sliding groove on the rotary drum in a sliding mode, the top end, far away from the rotary drum, of the long column is provided with the brush, the top end, close to the rotary drum, of the long column is connected with the bottom of the sliding groove through the spring, the third transportation channel is arranged in the long column, the fourth transportation channel is communicated with the cavity in the rotary drum, and the fourth transportation channel is communicated with the third transportation channel through the hose.
As a further scheme of the invention: the heat supply assembly comprises a heat supply box, a heat pump and a conveying pipeline, the heat supply box is fixedly connected with the liquid storage box, the heat supply box is internally provided with the heat pump, the output end of the heat pump is communicated with one end of the conveying pipeline, and the other end of the conveying pipeline penetrates through the liquid storage box and is rotatably connected with the cavity wall of the cavity in the rotary drum.
As a further scheme of the invention: the inner side of the liquid guide plate is provided with a groove.
Compared with the prior art, the invention has the beneficial effects that:
the rotating shaft is driven to rotate by the motor, the rotating drum on the rotating shaft is driven to rotate, and ink marks on the surface of the printing roller are cleaned by a doctor blade and a brush on the rotating drum; when the doctor blade scrapes the ink on the printing roller, the second transportation channel communicated with the first transportation channel in the guide block guides hot air in the cavity to the contact position of the doctor blade and the printing roller, so that the large particles on the printing roller can be prevented from wearing the doctor blade; the hot air in the third conveying channel in the long column not only dries the hairbrush but also dries the surface of the printing roller; the ink scraping knife and the fixing column can be detachably connected through connection work of the plurality of bolts, the threaded rod and the vertical column, and the worn ink scraping knife can be replaced conveniently.
Drawings
Fig. 1 is a schematic view of a printing press that facilitates wiping.
FIG. 2 is a side cross-sectional view of a reservoir in a printing press that facilitates wiping.
Fig. 3 is a schematic diagram of a driving assembly of a printing machine for facilitating ink scraping.
FIG. 4 is a schematic diagram of a heat supply assembly in a printing press that facilitates ink scraping.
Fig. 5 is a schematic diagram of a wiping assembly in a printing press to facilitate wiping.
FIG. 6 is a schematic diagram of a cleaning assembly for a printing press that facilitates wiping.
Fig. 7 is a three-dimensional schematic view of a reservoir in a printing press facilitating ink scraping.
In the figure: 1-printing machine body, 2-side column, 3-connecting shaft, 4-printing roller, 5-guide rail, 6-sliding plate, 7-liquid storage box, 8-liquid guide plate, 9-cleaning liquid, 10-liquid discharge port, 11-rotating shaft, 12-rotating drum, 13-cavity, 14-supporting column, 15-machine box, 16-motor, 17-heat supply box, 18-hot air pump, 19-conveying pipeline, 20-fixed column, 21-connecting block, 22-guiding block, 23-first conveying channel, 24-second conveying channel, 25-doctor blade, 26-vertical block, 27-first bolt, 28-second bolt, 29-threaded rod, 30-long column, 31-brush, 32-sliding chute, 33-spring, etc, 34-third transport channel, 35-hose, 36-fourth transport channel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-7, a printing machine convenient for scraping ink comprises a printing machine body 1 and two side columns 2 arranged on the printing machine body 1, wherein the two side columns 2 are connected with printing rollers 4 through connecting shafts 3, a liquid storage box 7 is arranged on the printing machine body 1, displacement components for driving the liquid storage box 7 to move up and down are arranged on the side columns 2, a liquid guide plate 8 capable of guiding liquid into the liquid storage box 7 is fixedly connected on the liquid storage box 7, cleaning liquid 9 is arranged in the liquid storage box 7, a rotating shaft 11 is rotatably connected in the liquid storage box 7, a rotating drum 12 is arranged on the rotating shaft 11, a driving component for driving the rotating shaft 11 to rotate is arranged at the side end of the liquid storage box 7, a cavity 13 is arranged in the rotating drum 12, a plurality of supporting columns 14 are arranged in the cavity 13, a plurality of ink scraping components for scraping ink on the surface of the printing rollers 4 are uniformly and, the side end of the liquid storage box 7 is provided with a heat supply component for supplying hot gas to the cavity 13.
The displacement assembly comprises guide rails 5 and a sliding plate 6, the two guide rails 5 are respectively connected with the two side columns 2, the two guide rails 5 are jointly connected with the sliding plate 6 in a sliding manner, a liquid storage box 7 is fixedly connected to the upper end of the sliding plate 6, and the guide rails 5 work to enable the sliding plate 6 to drive the liquid storage box 7 to move upwards and move to a designated position;
the driving assembly comprises a case 15 and a motor 16, the case 15 is fixedly connected with the liquid storage box 7, the motor 16 is arranged in the case 15, the motor 16 is a servo motor EDSMT-2T110-020A, the output end of the motor 16 is fixedly connected with the rotating shaft 11, the motor 16 in the case 15 is started, the output end of the motor 16 rotates to drive the rotating shaft 11 fixedly connected with the motor to rotate in the liquid storage box 7, and the rotating shaft 11 rotates to enable the rotating drum 12 to rotate in the liquid storage box 7;
further, in order to facilitate replacement of the cleaning liquid 9 in the liquid storage box 7, a liquid drainage interface 10 is arranged on the liquid storage box 7;
the ink scraping component comprises fixed columns 20, connecting blocks 21, guide blocks 22, first conveying channels 23, second conveying channels 24, ink scraping knives 25, vertical blocks 26, first bolts 27, second bolts 28 and threaded rods 29, wherein the fixed columns 20 are fixedly connected to the surface of the rotary drum 12, the connecting blocks 21 are symmetrically arranged on two sides of each fixed column 20 respectively, the guide blocks 22 are fixedly connected to the upper ends of the two connecting blocks 21, the first conveying channels 23 communicated with the cavity 13 are arranged in the fixed columns 20 and the rotary drum 12, the second conveying channels 24 communicated with the first conveying channels 23 are arranged in the connecting blocks 21 and the guide blocks 22, the ink scraping knives 25 are connected with the vertical blocks 26 through the first bolts 27, the vertical blocks 26 are connected with the fixed columns 20 through the second bolts 28, the two threaded rods 29 are in threaded connection with the fixed columns 20 and the second bolts 28, when the rotary drum 12 rotates, the rotary drum 12 drives the fixed columns 20 to rotate, the ink scraping knives 25 on the fixed columns 20 scrape ink on, and during the ink scraping treatment, the hot air in the cavity 13 blows air to the contact part of the ink scraping blade 25 and the printing roller 4 through the fixed column 20, the first transportation channel 23 and the connection block 21 in the rotary drum 13 and the second transportation channel 24 in the guide block 22;
furthermore, the extension lines of the second transportation channels 24 in the two guide blocks 22 are overlapped with the upper top ends of the doctor blades 25, so that hot air in the second transportation channels 14 can be ensured to be aligned with the contact positions of the doctor blades 25 and the printing roller 4 for blowing;
the cleaning assembly comprises long columns 30, brushes 31, chutes 32, springs 33, a third transportation channel 34, hoses 35 and a fourth transportation channel 36, wherein the long columns 30 are connected with the chutes 32 on the rotary drum 12 in a sliding manner, the brushes are arranged at the top ends of the long columns 30 far away from the rotary drum 12, the top ends of the long columns 30 close to the rotary drum 12 are connected with the bottom of the chutes 32 through the springs 33, the third transportation channel 34 is arranged in the long columns 30, the fourth transportation channel 36 communicated with the cavity 13 is arranged in the rotary drum 12, the fourth transportation channel 36 is communicated with the third transportation channel 34 through the hoses 35, when the rotary drum 12 rotates, the brushes 31 on the long columns 30 clean the residual ink marks on the surface of the printing roller 4, and the hot air in the cavity 13 in the rotary drum 12 passes through the fourth transportation channel 36 in the rotary drum 12, the hose 35 and the third transportation channel 34 in the long column 30 to dry the brush 31 and the surface of the printing roller 4;
the heat supply assembly comprises a heat supply box 17, a hot air pump 18 and a conveying pipeline 19, the heat supply box 17 is fixedly connected with the liquid storage box 7, the hot air pump 18 is arranged in the heat supply box 17, the output end of the hot air pump 18 is communicated with one end of the conveying pipeline 19, the other end of the conveying pipeline 19 penetrates through the liquid storage box 7 and is rotatably connected with the cavity wall of the cavity 13 in the rotary drum 12, the heat supply pump 18 in the heat supply box 17 works, the heat supply pump 18 generates hot air, and the hot air is conveyed to the cavity 13 in the rotary drum 12 through the conveying pipeline 19.
The working principle of the embodiment 1 of the invention is as follows:
the printing machine body 1 can effectively print through the printing roller 4, when the printing roller 4 needs to be scraped after printing is finished, the printing roller 4 rotates, the guide rail 5 works, so that the sliding plate 6 drives the liquid storage box 7 to move upwards, when the sliding plate moves to a specified position, the motor 16 in the case 15 is started, the output end of the motor 16 rotates to drive the rotating shaft 11 fixedly connected with the motor to rotate in the liquid storage box 7, and the rotating shaft 11 rotates to enable the rotating drum 12 to rotate in the liquid storage box 7;
a heat supply pump 18 in the heat supply tank 17 is operated, the heat supply pump 18 generates hot gas, the hot gas is transported into the cavity 13 in the rotary drum 12 through a transport pipeline 19, and the cavity wall of the cavity 13 in the rotary drum 12 rotates outside the transport pipeline 19;
when the rotary drum 12 rotates, the rotary drum 12 drives the fixed column 20 to rotate, the ink scraping blade 25 on the fixed column 20 scrapes the ink on the printing roller 4, and when the ink is scraped, hot air in the cavity 13 blows the contact part of the ink scraping blade 25 and the printing roller 4 through the fixed column 20, the first transportation channel 23 and the connection block 21 in the rotary drum 13 and the second transportation channel 24 in the guide block 22, and impurities in ink marks on the printing roller 4 are placed to cause abrasion of the ink scraping blade 25;
when the rotary drum 12 rotates, the brush 31 on the long column 30 cleans ink marks left on the surface of the printing roller 4, and hot air in the cavity 13 in the rotary drum 12 passes through the fourth transportation channel 36 in the rotary drum 12, the hose 35 and the third transportation channel 34 in the long column 30 to dry the brush 31 and dry the surface of the printing roller 4;
when the rotary drum 12 rotates to drive the brush 31 and the doctor blade 25 to rotate to the cleaning liquid 9 at the lower side of the liquid storage box 7, the brush 31 and the doctor blade 25 are cleaned through the cleaning liquid 9;
when the doctor blade 25 needs to be replaced, the two threaded rods 29 are rotated to remove the doctor blade 25, the second bolt 28 is removed, the vertical block 26 together with the doctor blade 25 is removed, the first bolt 27 is removed, the doctor blade 25 is taken out of the vertical block 26, a new doctor blade 25 is inserted into the vertical block 26, the doctor blade 25 is connected with the vertical block 26 through the first bolt 27, the vertical block 26 is connected with the fixed column 20 through the second bolt 28, and the vertical block 26 is connected with the fixed column 20 through the two threaded rods 29, so that the doctor blade 25 is replaced.
Example 2
Further improvement is made on the basis of the embodiment 1, and the improvement points are as follows: the inner side of the liquid guide plate 8 is provided with a groove, and the arrangement of the groove is convenient for the liquid on the liquid guide plate 8 to smoothly flow into the liquid storage box 7.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The printing machine convenient for ink scraping comprises a printing machine body (1) and two side columns (2) arranged on the printing machine body (1), wherein the two side columns (2) are connected with a printing roller (4) through a connecting shaft (3), the printing machine is characterized in that a liquid storage box (7) is arranged on the printing machine body (1), a displacement assembly for driving the liquid storage box (7) to move up and down is arranged on the side columns (2), a liquid guide plate (8) is fixedly connected onto the liquid storage box (7), cleaning liquid (9) is arranged in the liquid storage box (7), a rotating shaft (11) is rotatably connected into the liquid storage box (7), a rotating drum (12) is arranged on the rotating shaft (11), a driving assembly for driving the rotating shaft (11) to rotate is arranged at the side end of the liquid storage box (7), a cavity (13) is arranged in the rotating drum (12), a plurality of supporting columns (14) are arranged, the even symmetry is equipped with a plurality of scraping components of scraping the china ink to printing roller (4) surface on rotary drum (12) surface, be equipped with the clearance subassembly that cleans printing roller (4) surface on rotary drum (12), stock solution box (7) side is equipped with the heat supply subassembly that supplies steam to cavity (13).
2. The printing machine convenient for scraping ink according to claim 1, wherein the displacement assembly comprises a guide rail (5) and a sliding plate (6), the two guide rails (5) are respectively connected with the two side columns (2), the two guide rails (5) are jointly and slidably connected with the sliding plate (6), and a liquid storage box (7) is fixedly connected to the upper end of the sliding plate (6).
3. The printing machine convenient for scraping ink as claimed in claim 1, wherein said driving assembly comprises a cabinet (15) and a motor (16), said cabinet (15) is fixedly connected with said liquid storage box (7), said motor (16) is arranged in said cabinet (15), and the output end of said motor (16) is fixedly connected with said rotating shaft (11).
4. A machine for facilitating the wiping of ink according to claim 1, characterised in that the reservoir (7) is provided with a drainage port (10).
5. The printing machine convenient for ink scraping according to claim 1, wherein the ink scraping assembly comprises fixed columns (20), connecting blocks (21), guide blocks (22), a first transport channel (23), a second transport channel (24), a doctor blade (25), a vertical block (26), a first bolt (27), a second bolt (28) and a threaded rod (29), a plurality of the fixed columns (20) are fixedly connected to the surface of the rotating drum (12), the connecting blocks (21) are respectively and symmetrically arranged on two sides of the fixed columns (20), the guide blocks (22) are fixedly connected to the upper ends of the two connecting blocks (21), the first transport channels (23) communicated with the cavity (13) are arranged in the fixed columns (20) and the rotating drum (12), the second transport channels (24) communicated with the first transport channels (23) are arranged in the connecting blocks (21) and the guide blocks (22), the ink scraping knife (25) is connected with a vertical block (26) through a first bolt (27), the vertical block (26) is connected with a fixed column (20) through a second bolt (28), and two threaded rods (29) are in threaded connection with the fixed column (20) and the second bolt (28).
6. A machine for facilitating the wiping of ink according to claim 5, characterised in that the extension of the second transport path (24) in both guide blocks (22) coincides with the upper tip of the doctor blade (25).
7. A printing machine facilitating ink scraping according to claim 1, wherein the cleaning assembly comprises long columns (30), brushes (31), chutes (32), springs (33), third transport channels (34), hoses (35) and fourth transport channels (36), wherein a plurality of the long columns (30) are slidably connected with the chutes (32) on the drum (12), a top end of the long column (30) far away from the drum (12) is provided with brushes, a top end of the long column (30) near the drum (12) is connected with the bottom of the chutes (32) through the springs (33), the long column (30) is provided with the third transport channels (34), the drum (12) is provided with the fourth transport channels (36) communicated with the cavity (13), and the fourth transport channels (36) are communicated with the third transport channels (34) through the hoses (35).
8. The printing machine convenient for scraping ink according to claim 1, wherein the heat supply assembly comprises a heat supply box (17), a hot air pump (18) and a transport pipeline (19), the heat supply box (17) is fixedly connected with the liquid storage box (7), the hot air pump (18) is arranged in the heat supply box (17), the output end of the hot air pump (18) is communicated with one end of the transport pipeline (19), and the other end of the transport pipeline (19) penetrates through the liquid storage box (7) and is rotatably connected with the cavity wall of the cavity (13) in the rotary drum (12).
9. A machine facilitating wiping according to any one of claims 1 to 8, characterised in that the liquid-guiding plate (8) is provided with recesses on its upper inner side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730694.XA CN111845039A (en) | 2020-07-27 | 2020-07-27 | Printing machine convenient for ink scraping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010730694.XA CN111845039A (en) | 2020-07-27 | 2020-07-27 | Printing machine convenient for ink scraping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111845039A true CN111845039A (en) | 2020-10-30 |
Family
ID=72947703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010730694.XA Withdrawn CN111845039A (en) | 2020-07-27 | 2020-07-27 | Printing machine convenient for ink scraping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111845039A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043741A (en) * | 2021-03-23 | 2021-06-29 | 深圳友邦塑料印刷包装有限公司 | Special automatic redundant printing ink removing device for rubber bag printing machine |
-
2020
- 2020-07-27 CN CN202010730694.XA patent/CN111845039A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113043741A (en) * | 2021-03-23 | 2021-06-29 | 深圳友邦塑料印刷包装有限公司 | Special automatic redundant printing ink removing device for rubber bag printing machine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201030 |
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| WW01 | Invention patent application withdrawn after publication |