CN215321489U - Ink and water shunting device for printer - Google Patents
Ink and water shunting device for printer Download PDFInfo
- Publication number
- CN215321489U CN215321489U CN202121476730.0U CN202121476730U CN215321489U CN 215321489 U CN215321489 U CN 215321489U CN 202121476730 U CN202121476730 U CN 202121476730U CN 215321489 U CN215321489 U CN 215321489U
- Authority
- CN
- China
- Prior art keywords
- ink
- groove
- ink supply
- supply groove
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Ink Jet (AREA)
Abstract
The utility model relates to an ink shunting device for a printer, which comprises a box body; an ink supply groove I is formed in one side face of the box body and used for containing ink which is shunted to the printing nozzle from the secondary ink box of the printer; the box body is provided with a backflow groove I which is adjacent to the ink supply groove I but not communicated with the ink supply groove I and is used for containing ink which flows back to the secondary ink box from the printing nozzle; the outer sides of the ink supply groove I and the backflow groove I are covered with front covers; and after the ink supply groove I and the backflow groove I are covered with the front cover, the ink supply groove I and the backflow groove I form two mutually independent ink cavities. The utility model has the advantages of neater and more beautiful ink tube arrangement, ink precipitation prevention and better ink heating effect.
Description
Technical Field
The utility model relates to the technical field of ink-jet printer equipment, in particular to an ink and water shunting device for a printer.
Background
The printing of pattern or characters is accomplished through printing the shower nozzle to the inkjet printer on print media jet ink droplet, it installs on printing the dolly to print the shower nozzle, except printing the shower nozzle, it supplies the black way subassembly to still install on printing the dolly for the shower nozzle, adjust the gas circuit subassembly of the interior negative pressure value of black way and control print the circuit board of process etc, many pipes and wire rods need to be used in the intercommunication and the communication of gas circuit subassembly and circuit board, whether the connection of these pipe and wire rod is neatly depended on the arrangement structure of each components and parts, if the overall arrangement is not reasonable enough, not only pipe or wire rod intercrossing are difficult to discern during the equipment, influence pleasing to the eye degree, arouse the equipment fault rate and increase, and can lead to printing the size of dolly and increase, influence the precision of printing.
Among the prior art, the second grade ink horn is generally located and prints the shower nozzle directly over or after, when printing shower nozzle quantity when more, need draw forth a plurality of pipelines and print the shower nozzle from the second grade ink horn and be linked together, to the printing shower nozzle that can print two kinds of inks, the quantity of china ink pipe still need double, then can arrange numerous china ink pipes between second grade ink horn and the printing shower nozzle, including the data line of printing the shower nozzle originally, lead to the pipeline in the printing dolly to arrange alternately chaotic, be not convenient for discernment and maintenance, and it is not pleasing to the eye.
When printing ink with higher viscosity, the ink is often required to be heated to reduce the viscosity of the ink and ensure the smoothness of ink jet.
When pigment ink is printed, because the ink contains tiny particles, precipitates are easy to generate in a secondary ink box or other components, so that an ink tube or an ink inlet and outlet is blocked, and the nozzle is blocked more seriously, so that the loss is large.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ink and water shunting device for a printer, which aims to solve the defects in the prior art, and the technical problem to be solved by the utility model is realized by the following technical scheme.
An ink shunting device for a printer comprises a box body; an ink supply groove I is formed in one side face of the box body and used for containing ink which is shunted to the printing nozzle from the secondary ink box of the printer; the box body is provided with a backflow groove I which is adjacent to the ink supply groove I but not communicated with the ink supply groove I and is used for containing ink which flows back to the secondary ink box from the printing nozzle; the outer sides of the ink supply groove I and the backflow groove I are covered with front covers; and after the ink supply groove I and the backflow groove I are covered with the front cover, the ink supply groove I and the backflow groove I form two mutually independent ink cavities.
Preferably, the other side of the box body is provided with an ink supply groove II.
Preferably, the box body is provided with a return groove II which is adjacent to the ink supply groove II but not communicated with the ink supply groove II.
Preferably, the outer sides of the ink supply groove II and the return groove II are covered by a rear cover, and the ink supply groove II, the return groove II and the rear cover form two ink cavities which are independent of each other after being covered by the rear cover.
Preferably, a sealing ring I is arranged between the periphery of the ink supply groove I and the front cover, and a sealing ring II is arranged between the periphery of the backflow groove I and the front cover; and a sealing ring I is arranged between the periphery of the ink supply groove II and the rear cover, and a sealing ring II is arranged between the periphery of the backflow groove II and the rear cover.
Preferably, the box body is provided with an ink supply channel I, one end of the ink supply channel I is communicated with the ink supply groove I, and the other end of the ink supply channel I penetrates through the upper end face of the box body.
Preferably, the front cover is provided with a backflow channel I, one end of the backflow channel I is communicated with the backflow groove I, and the other end of the backflow channel I penetrates through the upper end face of the front cover.
Preferably, the box body is provided with an ink supply channel II, one end of the ink supply channel II is communicated with the ink supply groove II, and the other end of the ink supply channel II penetrates through the upper end face of the box body.
Preferably, the rear cover is provided with a backflow channel II, one end of the backflow channel II is communicated with the backflow groove II, and the other end of the backflow channel II penetrates through the upper end face of the rear cover.
Preferably, the heating plate is arranged on the outer side of the front cover and/or the rear cover.
When the ink and water shunting device for the printer is connected, the ink pipes led out from the ink outlet of the secondary ink box are connected to the ink shunting device to be communicated with the ink supply groove I, and the ink pipes led out from the ink shunting device are connected to the ink inlet of the printing nozzle adjacent to the ink shunting device on the nozzle bottom plate; this kind of mode has solved among the prior art, and the mode that direct ink outlet from the second grade ink horn draws forth the ink pipe and is connected to on the printing shower nozzle leads to the second grade ink horn and prints the more and mixed and disorderly problem of pipeline between the shower nozzle.
An ink circulation passage is formed between the secondary ink box and the printing nozzle, and the ink is difficult to generate precipitates in the continuous circulation flow process, so that the problem that the ink passage is blocked by the precipitates generated in the bottom of the secondary ink box or other components during printing of pigment ink in the prior art is solved, the printing operation is smoother, and the replacement and maintenance cost caused by the blockage of the components are saved.
When printing the higher ink of viscosity, because ink diverging device sets up in near printing the shower nozzle, the setting of heating plate can heat the ink before the shower nozzle is printed to the entering for the ink mobility that gets into and print the shower nozzle is better, more does benefit to going on smoothly of print jobs.
In conclusion, the ink shunting device for the printer provided by the utility model has the beneficial effects that the arrangement of the ink tubes is more neat and attractive, the ink precipitation is prevented, and the ink heating effect is better.
Drawings
FIG. 1 is a schematic illustration of an explosive structure according to the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a schematic perspective view of the case according to the present invention;
FIG. 4 is a schematic front view of the case according to the present invention;
FIG. 5 is a schematic view of the cross-sectional structure A-A in FIG. 4;
FIG. 6 is a schematic perspective view of the front cover of the present invention;
FIG. 7 is a rear view of the front cover of the present invention;
FIG. 8 is a schematic view of the cross-sectional structure B-B in FIG. 7;
FIG. 9 is a schematic perspective view of a rear cover according to the present invention;
FIG. 10 is a front view of the rear cover of the present invention;
FIG. 11 is a schematic view of the cross-sectional structure C-C of FIG. 10;
the reference numbers in the drawings are, in order: 1. the box body, 11, connect I, 121, supply ink groove I, 122, supply ink groove II, 131, supply ink channel I, 132, supply ink channel II, 141, backward flow groove I, 142, backward flow groove II, 15, through-hole, 16, counter bore, 17, connect IV, 2, front cover, 21, connect II, 22, backward flow passageway I, 23, backward flow passageway port I, 24, shoulder hole, 3, back lid, 31, connect III, 32, backward flow passageway II, 33, backward flow passageway port II, 34, screw hole, 4, sealing washer I, 5, sealing washer II.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example 1:
referring to fig. 1, 3 to 5, an ink flow distribution device for a printer is improved in that: comprises a box body 1; an ink supply groove I121 is formed in one side face of the box body 1 and used for containing ink which is shunted to a printing nozzle from a secondary ink box of the printer; the box body 1 is provided with a backflow groove I141 which is adjacent to the ink supply groove I121 but not communicated with the ink supply groove I, and is used for containing ink which flows back to the secondary ink box from the printing nozzle; the outer sides of the ink supply groove I121 and the return groove I141 are covered with a front cover 2; after the ink supply groove I121 and the return groove I141 are covered with the front cover 2, the ink supply groove I121 and the return groove I141 form two independent ink chambers.
In this embodiment, the ink shunting device is disposed between the secondary ink cartridge and the printing nozzle of the printer; the printer comprises a printing trolley, a nozzle bottom plate is arranged in the printing trolley, and the printing nozzle is arranged on the nozzle bottom plate; furthermore, the ink shunting device is arranged on the bottom plate of the spray head and is positioned at the adjacent side of the printing spray head; the ink supply groove I121 is respectively communicated with an ink outlet of the secondary ink box and an ink inlet of the printing nozzle and used for distributing ink in the secondary ink box to the printing nozzle, and the backflow groove I141 is respectively communicated with the ink outlet of the printing nozzle and the ink inlet of the secondary ink box and used for backflow of the ink in the printing nozzle to the secondary ink box, so that an ink circulation passage between the secondary ink box and the printing nozzle is formed.
In the ink and water shunting device for the printer provided by the embodiment, during connection, the ink pipes led out from the ink outlet of the secondary ink box are connected to the ink shunting device to be communicated with the ink supply groove I121, and the ink pipes led out from the ink shunting device are connected to the ink inlet of the printing nozzle adjacent to the ink shunting device on the nozzle bottom plate; this kind of mode has solved among the prior art, and the mode that direct ink outlet from the second grade ink horn draws forth the ink pipe and is connected to on the printing shower nozzle leads to the second grade ink horn and prints the more and mixed and disorderly problem of pipeline between the shower nozzle.
An ink circulation passage is formed between the secondary ink box and the printing nozzle, and the ink is difficult to generate precipitates in the continuous circulation flow process, so that the problem that the ink passage is blocked by the precipitates generated in the bottom of the secondary ink box or other components during printing of pigment ink in the prior art is solved, the printing operation is smoother, and the replacement and maintenance cost caused by the blockage of the components are saved.
Further, the ink supply groove I121 and the return groove I141 are both strip-shaped grooves and are arranged up and down on one side of the box body 1.
Further, the return groove I141 is located below the ink supply groove I121.
Further, the entire case 1 is a thin rectangular parallelepiped. The long thin structure enables the ink shunting device to meet the shunting effect of a row of printing nozzles, saves space and enables the structure to be more compact.
Furthermore, two ends of the box body 1 are respectively provided with a counter bore 16, and a screw penetrates through the counter bores 16 to fixedly mount the box body 1 on the nozzle bottom plate.
Example 2:
on the basis of embodiment 1, the other side of the box body 1 is provided with an ink supply groove II 122.
Furthermore, a return groove II142 which is adjacent to the ink supply groove II122 but not communicated with the ink supply groove II is arranged on the box body 1.
Further, the outer sides of the ink supply groove II122 and the return groove II142 are covered with a rear cover 3, and the ink supply groove II122, the return groove II142 and the rear cover 3 are covered to form two independent ink chambers.
In the present embodiment, the principles and functions of the ink supply tank II122 and the return tank II142 are the same as those of the ink supply tank I121 and the return tank I141, and will not be described in detail here. The both sides of ink diverging device all are equipped with confession china ink groove and backward flow groove, then an ink diverging device can shunt and circulate two kinds of inks, install ink diverging device between two rows of printing shower nozzles, then print the shower nozzle and can connect rather than confession china ink groove and the backward flow groove to adjacent one side respectively for the structure is compacter, and space utilization is higher.
Further, as shown in fig. 4, 6 and 9, a plurality of stepped holes 24 are formed in the front cover 2, through holes 15 matched with the stepped holes are formed in the box body 1, threaded holes 34 matched with the through holes 15 are formed in the rear cover 3, and screws penetrate through the stepped holes 24, the through holes 15 and the threaded holes 34 so that the front cover 2 is respectively and tightly covered on the front side surface and the rear side surface of the box body 1.
Further, a sealing ring I4 is arranged between the periphery of the ink supply groove I121 and the front cover 2, and a sealing ring II5 is arranged between the periphery of the return groove I141 and the front cover 2; a sealing ring I4 is arranged between the periphery of the ink supply groove II122 and the rear cover 3, and a sealing ring II5 is arranged between the periphery of the return groove II142 and the rear cover 3.
Furthermore, the box body 1 is provided with grooves for accommodating a sealing ring I4 and a sealing ring II5 respectively.
Example 3:
on the basis of embodiment 1 or 2, an ink supply channel I131 is provided on the cartridge body 1, one end of the ink supply channel I131 is communicated with the ink supply slot I121, and the other end of the ink supply channel I penetrates through the upper end surface of the cartridge body 1.
Further, a joint I11 matched with the ink supply channel I131 is arranged on the upper end face of the box body 1.
Further, the joint I11 is integrally formed with the box body 1. The integrated structure can effectively prevent the ink leakage problem at the interface of the connector I11 and the box body 1, and prolong the service life of the ink shunting device.
Furthermore, a backflow channel I22 is arranged on the front cover 2, one end of the backflow channel I22 is communicated with the backflow groove I141, and the other end of the backflow channel I22 penetrates through the upper end face of the front cover 2.
Further, a joint II21 matched with the backflow channel I22 is arranged on the upper end face of the front cover 2.
Further, the joint II21 is integrally formed with the front cover 2. The integrated into one piece structure can effectively prevent to connect the ink leakage problem at the kneck of II21 and protecgulum 2, prolongs ink diverging device's life.
Further, one end of the backflow channel I22, which communicates with the backflow groove I141, is a backflow channel port I23, and the backflow channel port I23 is perpendicular to the inner side surface of the front cover 2.
Further, an ink supply channel II132 is disposed on the cartridge body 1, one end of the ink supply channel II is communicated with the ink supply groove II122, and the other end of the ink supply channel II penetrates through the upper end surface of the cartridge body 1.
Further, a joint IV17 matched with the ink supply channel II132 is arranged on the upper end surface of the cartridge body 1.
Further, the connector IV17 is integrally formed with the box body 1. The integrated into one piece structure can effectively prevent to connect the ink leakage problem at the kneck of IV17 and box body 1, prolongs ink diverging device's life.
Furthermore, the rear cover 3 is provided with a backflow channel II32, one end of which is communicated with the backflow groove II142, and the other end of which penetrates through the upper end face of the rear cover 3.
Furthermore, a joint III31 matched with the return channel II32 is arranged on the upper end face of the rear cover 3.
Further, the joint III31 is integrally formed with the rear cover 3. The integrated into one piece structure can effectively prevent to connect the ink leakage problem of III31 and the kneck of back lid 3, prolongs ink diverging device's life.
Further, one end of the backflow channel II32, which communicates with the backflow groove II142, is a backflow channel port II33, and the backflow channel port II33 is perpendicular to the inner side surface of the rear cover 3.
Example 4:
on the basis of embodiment 2 or 3, the heating plate is arranged on the outer side of the front cover 2 and/or the back cover 3.
In this embodiment, when printing the higher ink of viscosity, because ink diverging device sets up in near printing the shower nozzle, the setting of heating plate can heat the ink before the shower nozzle is printed to the entering for the ink mobility that gets into and print the shower nozzle is better, more does benefit to going on smoothly of print jobs.
It should be noted that the above detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise. Furthermore, it will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in other sequences than those illustrated or otherwise described herein.
Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements explicitly listed, but may include other steps or elements not explicitly listed or inherent to such process, method, article, or apparatus.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may also be oriented in other different ways, such as by rotating it 90 degrees or at other orientations, and the spatially relative descriptors used herein interpreted accordingly.
In the foregoing detailed description, reference is made to the accompanying drawings, which form a part hereof. In the drawings, like numerals typically identify like components, unless context dictates otherwise. The illustrated embodiments described in the detailed description, drawings, and claims are not meant to be limiting. Other embodiments may be utilized, and other changes may be made, without departing from the spirit or scope of the subject matter presented here.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an ink diverging device for printer which characterized in that: comprises a box body (1); an ink supply groove I (121) is formed in one side face of the box body (1) and used for containing ink which is shunted to a printing nozzle from a secondary ink box of the printer; the box body (1) is provided with a backflow groove I (141) which is adjacent to the ink supply groove I (121) but not communicated with the ink supply groove I (121) and is used for containing ink which flows back to the secondary ink box from the printing nozzle; the outer sides of the ink supply groove I (121) and the return groove I (141) are covered with a front cover (2); and after the ink supply groove I (121) and the backflow groove I (141) are covered with the front cover (2), the ink supply groove I (121) and the backflow groove I (141) form two mutually independent ink cavities.
2. The ink flow distribution device for a printer according to claim 1, wherein: and an ink supply groove II (122) is formed in the other side of the box body (1).
3. The ink flow distribution device for a printer according to claim 2, wherein: and a return groove II (142) which is adjacent to the ink supply groove II (122) but not communicated with the ink supply groove II (122) is arranged on the box body (1).
4. An ink flow distribution device for a printer according to claim 3, wherein: the ink supply groove II (122) and the return groove II (142) are covered by a rear cover (3), and the ink supply groove II (122), the return groove II (142) and the rear cover (3) are covered to form two mutually independent ink cavities.
5. The ink flow distribution device for a printer according to claim 4, wherein: a sealing ring I (4) is arranged between the periphery of the ink supply groove I (121) and the front cover (2), and a sealing ring II (5) is arranged between the periphery of the backflow groove I (141) and the front cover (2); and a sealing ring I (4) is arranged between the periphery of the ink supply groove II (122) and the rear cover (3), and a sealing ring II (5) is arranged between the periphery of the backflow groove II (142) and the rear cover (3).
6. The ink flow distribution device for a printer according to claim 1, wherein: the ink supply box is characterized in that an ink supply channel I (131) with one end communicated with the ink supply groove I (121) and the other end penetrating through the upper end face of the box body (1) is arranged on the box body (1).
7. The ink flow distribution device for a printer according to claim 1, wherein: and a backflow channel I (22) with one end communicated with the backflow groove I (141) and the other end penetrating through the upper end face of the front cover (2) is arranged on the front cover (2).
8. The ink flow distribution device for a printer according to claim 2, wherein: and an ink supply channel II (132) with one end communicated with the ink supply groove II (122) and the other end penetrating through the upper end surface of the box body (1) is arranged on the box body (1).
9. The ink flow distribution device for a printer according to claim 4, wherein: and the rear cover (3) is provided with a backflow channel II (32) with one end communicated with the backflow groove II (142) and the other end penetrating through the upper end surface of the rear cover (3).
10. An ink flow distribution device for a printer according to any one of claims 4 to 9, wherein: and heating sheets are arranged on the outer sides of the front cover (2) and/or the rear cover (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121476730.0U CN215321489U (en) | 2021-06-30 | 2021-06-30 | Ink and water shunting device for printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121476730.0U CN215321489U (en) | 2021-06-30 | 2021-06-30 | Ink and water shunting device for printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215321489U true CN215321489U (en) | 2021-12-28 |
Family
ID=79563456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121476730.0U Active CN215321489U (en) | 2021-06-30 | 2021-06-30 | Ink and water shunting device for printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215321489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116198230A (en) * | 2022-12-26 | 2023-06-02 | 温州工正智能设备有限公司 | Ink guide plate assembly |
-
2021
- 2021-06-30 CN CN202121476730.0U patent/CN215321489U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116198230A (en) * | 2022-12-26 | 2023-06-02 | 温州工正智能设备有限公司 | Ink guide plate assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5406320A (en) | Ink replenishment assemblies for ink jet printers | |
| ITMI20130314U1 (en) | IMPROVED INK INK RECIRCULATION SYSTEMS AND ASSOCIATED STRUCTURES | |
| US7950786B2 (en) | Ink-jet device and method for depositing ink using the same | |
| CN113492595B (en) | Ink-jet printing trolley | |
| CN215321489U (en) | Ink and water shunting device for printer | |
| CN103144437B (en) | Ink cartridge for ink jet printer | |
| CN215321488U (en) | Ink circulation device for ink-jet printer | |
| CN206394248U (en) | A kind of ink-jet printer ink circulation device | |
| CN110978795A (en) | Spray head based on code spraying printer | |
| US8905528B2 (en) | Ink tank with a compliant wick | |
| CN204870083U (en) | Negative pressure control system and inkjet printing device | |
| CN111376611A (en) | Ink box device, ink-jet printing trolley and ink-jet printing equipment | |
| CN212171687U (en) | Ink box device, ink-jet printing trolley and ink-jet printing equipment | |
| CN213082717U (en) | Independent ink path control system of four-color ink-jet printer | |
| CN210234373U (en) | Continuous ink supply system and continuous ink supply equipment of ink jet numbering machine | |
| CN211684107U (en) | Spray head based on code spraying printer | |
| CN209336288U (en) | A kind of digital spray head of temperature controllable | |
| CN100413688C (en) | Fluid delivery system for an ink jet print head | |
| CN215826287U (en) | Print shower nozzle temperature regulation apparatus | |
| CN219618755U (en) | Front-end ink cartridge and ink jet printing apparatus | |
| CN219154026U (en) | Ink supply device and printing equipment | |
| CN116674291A (en) | Printer nozzle capable of heating circulating ink and ink supply method | |
| CN110843360A (en) | Ink-jet printing trolley assembly | |
| EP2237965B1 (en) | Multiple conduit fluid coupling with leakage flow control | |
| CN218857976U (en) | Double-color printing channel of ink jet printer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |