CN108803283B - Environment-friendly toner cartridge - Google Patents
Environment-friendly toner cartridge Download PDFInfo
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- CN108803283B CN108803283B CN201810700903.9A CN201810700903A CN108803283B CN 108803283 B CN108803283 B CN 108803283B CN 201810700903 A CN201810700903 A CN 201810700903A CN 108803283 B CN108803283 B CN 108803283B
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- powder
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
- G03G15/0865—Arrangements for supplying new developer
- G03G15/0875—Arrangements for supplying new developer cartridges having a box like shape
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
- G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
- G03G21/181—Manufacturing or assembling, recycling, reuse, transportation, packaging or storage
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- Computer Vision & Pattern Recognition (AREA)
- Dry Development In Electrophotography (AREA)
- Cleaning In Electrography (AREA)
Abstract
The invention relates to the technical field of toner cartridges of printers, and discloses an environment-friendly toner cartridge which comprises a shell, wherein a toner storage box is connected in the shell in a sliding manner, a recovery box is arranged outside the shell, a toner adding channel is communicated on the toner storage box, a first quick female connector is arranged on the toner adding channel, a sleeve is rotatably connected above the toner adding channel, a first quick male connector is arranged at one end of the sleeve, a limiting mechanism is arranged above the sleeve, an outlet is formed in the bottom of the toner storage box, a second quick female connector is arranged on the outlet, a toner outlet channel is arranged at the bottom of the shell, a second quick male connector is arranged on the toner outlet channel, a first magnet is fixedly connected on the toner storage box, and a second magnet attracted with the first magnet is connected on the shell in a sliding manner; a transmission box is fixedly connected in the shell, an air outlet is formed in the transmission box, a one-way valve is installed between the transmission box and the powder storage box, a filter screen is fixedly connected in the transmission box, and a negative pressure blade is rotatably connected in the transmission box. The invention solves the problems of inconvenient powder adding and low carbon powder utilization rate of the selenium drum in the prior art.
Description
Technical Field
The invention relates to the technical field of toner cartridges of printers, in particular to an environment-friendly toner cartridge.
Background
Laser printers play an important role in daily office printing devices due to their high-speed, high-definition printing quality. The selenium drum that laser printer on the market used is more mostly disposable, and is used up promptly useless, makes official working print the cost higher, and the recycle of selenium drum becomes the more urgent wish of user for the selenium drum of repeated dusting appears in market gradually. The powder adding operation of the traditional toner cartridge comprises the steps of opening a powder outlet of a waste powder bin, completely pouring out waste powder in the waste powder bin, closing the powder outlet of the waste powder bin, opening a powder inlet of a powder storage bin, and pouring new carbon powder into the powder storage bin. Because the carbon powder is extremely fine, the operation is slightly improper, the carbon powder can be leaked, the pollution is caused, and the printing quality can be influenced.
In order to solve the problem, chinese patent (CN107643662A) discloses an environmental protection toner cartridge, including storing up powder storehouse and useless powder storehouse, the powder mouth department that stores up the powder storehouse is equipped with first supporting network, and it is equipped with the circular wire side of a solid butt portion for the center, and the first supporting network outside is equipped with a powder channel, and powder channel department is equipped with a detachable and adds the powder device, and its inside spring sets up to: when the powder adding device is connected with the powder adding channel, the lower part of the plugging structure is abutted with the abutting part so as to communicate the interior of the shell with the powder adding port; when the powder adding device is not connected with the powder adding channel, the lower part of the plugging structure is abutted with the retainer ring to close the lower port of the shell. When the powder is added, the powder adding device can be connected with the carbon powder bottle, and then the powder adding device is butted with the powder adding port, so that pollution-free powder adding is realized; utilize the electrification nature of useless carbon dust, retrieve the back through the separator, retrieve to storing up the powder storehouse through sharp passageway and recycle, can regularly clear up recoverable useless carbon dust.
Although the above patent scheme solves the defects existing in the traditional selenium drum, the scheme still has some points to be improved: 1. when powder is added, the powder adding device needs to be taken down from the powder adding channel, then is connected with the powder adding bottle and then is installed on the powder adding channel again, the operation is inconvenient, and the efficiency is low; 2. the carbon powder can be remained on the bottle wall of the powder adding bottle, and the scheme does not carry out corresponding treatment on the remained carbon powder, so that the utilization is insufficient, the utilization rate is reduced, and the waste is caused.
Disclosure of Invention
The invention aims to provide an environment-friendly toner cartridge, which aims to solve the problems of inconvenient powder adding and low carbon powder utilization rate of the toner cartridge in the prior art.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
the environment-friendly toner cartridge comprises a shell, wherein a toner storage box is connected in the shell in a sliding manner, a recovery box communicated with the shell is arranged outside the shell, a toner adding channel is communicated on the toner storage box, one end of the toner adding channel penetrates through the toner storage box and is positioned in the shell, a first quick female joint is mounted at one end, away from the toner storage box, of the toner adding channel, a sleeve is rotatably connected above the toner adding channel, a first quick male joint matched with the first quick female joint is mounted at one end of the sleeve, a limiting mechanism is arranged above the sleeve, an outlet is formed in the bottom of the toner storage box, a second quick female joint is mounted on the outlet, a toner outlet channel is arranged at the bottom of the shell, a second quick male joint matched with the second quick female joint is mounted on the toner outlet channel, a first magnet is fixedly connected on the toner storage box, and a second magnet attracted to the first magnet is slidably; the shell is internally and fixedly connected with a transmission box communicated with the powder storage box and the recovery box, the transmission box is provided with an air outlet, a one-way valve is arranged between the transmission box and the powder storage box, the transmission box is internally and fixedly connected with a filter screen, the transmission box is rotatably connected with a negative pressure blade, and the shell is provided with a driving mechanism for driving the negative pressure blade to rotate.
The principle of the invention is as follows: rotate the part that the sleeve made sleeve and carbon powder bottle be connected during the powder addition below as far as possible, then fix the carbon powder bottle installation on the sleeve, turn back the sleeve again, make first quick male joint correspond with first quick female joint, fix the carbon powder bottle through stop gear at last, thereby prevent that the sleeve from taking place unnecessary and rotating and lead to the unable accurate butt joint of first quick male joint and first quick female joint, can accomplish the installation of carbon powder bottle, the in-process need not to take off the sleeve, and easy operation. Then through the second magnet that slides, because there is the magnetic attraction between first magnet and the second magnet, consequently the second magnet will drive first magnet and remove, thereby it removes to drive the storage powder case, and then make first quick female joint be close to first quick male joint, meet until first quick female joint and first quick male joint, through first quick female joint and first quick male joint intercommunication, make the carbon dust in the carbon powder bottle pass through first quick male joint, first quick female joint, add the powder passageway and enter into the storage powder incasement, realize adding powder to the storage powder case fast. And finally, reversely moving the second magnet to enable the powder storage box to be close to the bottom of the shell until the second quick female connector is communicated with the second quick male connector, and enabling carbon powder in the powder storage box to pass through the second quick female connector, the second quick male connector and the powder outlet channel to supply the powder. The negative pressure blade of in-process accessible actuating mechanism drive rotates, makes the conduction incasement produce the negative pressure, and the carbon dust that reveals in the casing from carbon powder bottle, storage powder incasement promptly enters into the collection box, and the carbon dust in the collection box will enter into the conduction incasement under the negative pressure effect, because transmission case and storage powder case intercommunication, consequently the carbon dust that gets into in the transmission case will get back to and store up in the powder case, carries out reuse.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up the sleeve, utilize telescopic rotation to connect the setting, only need rotate the sleeve when the installation carbon powder bottle down (need not to dismantle), with the fixed intercommunication of bottleneck and sleeve of carbon powder bottle, then the gyration sleeve with the carbon powder bottle pass through stop gear fixed can, easy operation, swift, the bottleneck of carbon powder bottle up when installing moreover can avoid the carbon powder to reveal, has reduced the emission of pollution sources.
2. Through setting up collection box and conduction case, utilize the negative pressure blade to rotate and produce the negative pressure, retrieve the carbon dust of revealing in probably following carbon powder bottle, the storage powder case that exists in the casing, make the carbon dust of retrieving get back to the storage powder case again and carry out reuse, improve the utilization ratio of carbon dust, avoid the carbon dust to scatter everywhere and cause the pollution simultaneously.
3. Through setting up first quick female joint and first quick male joint, the quick female joint of second and the quick male joint of second, can realize adding the powder fast and supply the powder, simple structure need not the professional operation, and the user only needs the second magnet that slides to realize, has enlarged the range of application of this selenium drum.
Furthermore, the driving mechanism comprises a transmission rod fixedly connected to the second magnet, a pawl is arranged on the transmission rod, and a ratchet wheel meshed with the pawl is coaxially connected to the negative pressure blade.
When the second magnet moves, the transmission rod is driven to move, and the transmission rod drives the ratchet wheel to rotate through the pawl, so that the negative pressure blade is driven to rotate to generate negative pressure; through setting up the transfer line, link second magnet and negative pressure blade, need not to set up extra power supply, can realize the drive of negative pressure blade, reach energy-conserving effect, improved automated control simultaneously.
Furthermore, the end part of the transmission rod is wedge-shaped, a wedge rod which is abutted against the transmission rod is connected to the transmission box in a sliding mode, and a spring is connected between the wedge rod and the shell.
When the transmission rod moves, the wedge rod is driven to move, the wedge rod is enabled to approach the carbon powder bottle, the carbon powder bottle is knocked, and the carbon powder bottle is enabled to vibrate, so that carbon powder adhered to the wall of the carbon powder bottle can smoothly enter the powder storage box, the utilization rate of the carbon powder is improved, and waste is reduced.
Furthermore, a sieve plate is fixedly connected in the powder storage box, and one end of the powder adding channel, which is positioned in the powder storage box, penetrates through the sieve plate.
Set up the sieve, filter the screening to the carbon dust that gets into from the conduction case and store up the powder case, detach impurity wherein, only allow the carbon dust to pass through to reuse guarantees the quality of printing, and can directly use from the carbon dust that charging channel got into in the storage powder case.
Further, the limiting mechanism comprises a groove fixed on the shell.
After the carbon powder bottle is arranged on the sleeve, the carbon powder bottle is inversely fixed in the groove, so that the carbon powder bottle has the effects of limiting and fixing, and the carbon powder bottle is prevented from being unnecessarily rotated in the using process to influence the carbon powder to be stored in the powder storage box.
Furthermore, two indicating blocks which are used for abutting against the second magnet are fixedly connected outside the shell, and the second magnet is located between the two indicating blocks.
Set up the instruction piece, when second magnet offsets with the instruction piece, show first quick female joint and first quick male joint intercommunication, perhaps second quick female joint and the quick male joint intercommunication of second, need not to remove second magnet this moment to play the effect of reminding the user, avoid excessively promoting the second magnet and cause the extrusion to appear between the spare part.
Further, the bottom of storing up powder case and casing all is the slope setting.
The inclined arrangement is convenient for the carbon powder to flow smoothly under the action of self gravity, so that the powder supply and recovery are realized.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the powder feeding device comprises a shell 1, a powder storage box 2, a recovery box 3, a sieve plate 4, a powder feeding channel 5, a first quick female connector 6, a sleeve 7, a first quick male connector 8, a carbon powder bottle 9, a groove 10, an outlet 11, a second quick female connector 12, a powder discharging channel 13, a second quick male connector 14, a first magnet 15, a second magnet 16, an indication block 17, a handle 18, a conduction box 19, an air outlet hole 20, a one-way valve 21, a filter screen 22, a negative pressure blade 23, a transmission rod 24, a ratchet 25, a wedge rod 26 and a spring 27.
The embodiment is basically as shown in the attached figure 1:
environment-friendly toner cartridge, including casing 1, sliding connection has storage powder case 2 in casing 1, and the outer rigid coupling of casing 1 has the collection box 3 with the 1 intercommunication of casing, and casing 1's bottom is to the setting of 3 slopes of collection box, and the carbon dust in the casing 1 of being convenient for enters into collection box 3 smoothly, realizes retrieving. A sieve plate 4 is fixedly connected in a powder storage box 2, a powder adding channel 5 is communicated on the powder storage box 2, the lower end of the powder adding channel 5 penetrates through the sieve plate 4 and is fixedly connected with the sieve plate 4 in a sealing mode, the upper end of the powder adding channel 5 penetrates through the powder storage box 2 and is located in a shell 1, a first quick female connector 6 is installed at the upper end of the powder adding channel 5, a sleeve 7 is rotatably connected above the powder adding channel 5, a first quick male connector 8 matched with the first quick female connector 6 is installed at the lower end of the sleeve 7, a carbon powder bottle 9 is connected at the upper end of the sleeve 7 through threads, and a groove 10 used for limiting the carbon powder bottle 9 is fixedly connected on the shell 1 above the sleeve 7; an outlet 11 is formed in the bottom of the powder storage box 2, the bottom of the powder storage box 2 is inclined towards the outlet 11, a second quick female connector 12 is mounted on the outlet 11, a powder outlet channel 13 is communicated with the bottom of the shell 1, and a second quick male connector 14 matched with the second quick female connector 12 is mounted at the upper end of the powder outlet channel 13; the powder storage box 2 is fixedly connected with a first magnet 15, the shell 1 is connected with a second magnet 16 which is attracted with the first magnet 15 in a sliding mode, the shell 1 is fixedly connected with two indicating blocks 17 which are used for abutting against the second magnet 16, the second magnet 16 is located between the two indicating blocks 17, and the second magnet 16 is fixedly connected with a handle 18 which is convenient to push.
A conduction box 19 communicated with the powder storage box 2 and the recovery box 3 is fixedly connected in the shell 1, an air outlet 20 is formed in the conduction box 19, a one-way valve 21 for feeding powder into the powder storage box 2 is arranged between the conduction box 19 and the powder storage box 2, and carbon powder in the powder storage box 2 is prevented from entering the conduction box 19 under the action of negative pressure; a filter screen 22 is fixedly connected in the conduction box 19, and the filter screen 22 only allows air to pass through; a negative pressure blade 23 is rotatably connected in the transmission box 19, a transmission rod 24 with a wedge-shaped upper end is fixedly connected to the second magnet 16, a pawl (not shown in the figure) is arranged on the transmission rod 24, a ratchet wheel 25 meshed with the pawl is coaxially connected to the negative pressure blade 23, a wedge rod 26 abutted against the transmission rod 24 is slidably connected to the transmission box 19, and a spring 27 is welded between the wedge rod 26 and the shell 1.
During the powder feeding, the part that the sleeve 7 made sleeve 7 be connected with carbon powder bottle 9 is the below as far as possible rotated, then fix the installation of carbon powder bottle 9 on sleeve 7, turn back sleeve 7 again, make first quick male joint 8 correspond with first quick female joint 6, and fix in going into recess 10 with the bottle end card of carbon powder bottle 9, thereby prevent that sleeve 7 from taking place unnecessary rotation and leading to first quick male joint 8 and the unable accurate butt joint of first quick female joint 6, can accomplish the installation of carbon powder bottle 9, the in-process need not to take off sleeve 7, and easy operation. Then upwards promote second magnet 16 through handle 18, because there is magnetic attraction between first magnet 15 and the second magnet 16, consequently second magnet 16 will drive first magnet 15 and upwards remove, thereby drive storage powder case 2 rebound, and then make first quick female joint 6 be close to first quick male joint 8, when second magnet 16 offsets with the instruction piece 17 of top, first quick female joint 6 just in time meets and the quick intercommunication with first quick male joint 8, the carbon dust in the carbon dust bottle 9 will be through first quick male joint 8 under self action of gravity this moment, first quick female joint 6, add in powder passageway 5 enters into storage powder case 2, realize adding powder to storage powder case 2 fast. In the process, the second magnet 16 drives the transmission rod 24 to move upwards, and the ratchet wheel 25 cannot rotate because the pawl and the ratchet wheel 25 are in the same direction at the moment, and meanwhile, the transmission rod 24 pushes the wedge rod 26 to move rightwards to be close to the carbon powder bottle 9 and beats the carbon powder bottle 9 to enable the carbon powder bottle 9 to vibrate, so that carbon powder adhered to the wall of the carbon powder bottle 9 can smoothly enter the powder storage box 2, the utilization rate of the carbon powder is improved, and the waste is reduced; during the process, the spring 27 will be stretched and accumulate force, and when the transmission rod 24 is separated from the wedge 26, the spring 27 will restore the wedge 26 to the left by restoring its shape.
After the powder is added, the second magnet 16 is slid downward to separate the first quick female connector 6 from the first quick male connector 8. When powder is required to be supplied, the second magnet 16 continues to slide downwards, the second magnet 16 drives the first magnet 15 to move downwards, so that the powder storage box 2 is driven to move downwards, and the powder storage box 2 is close to the bottom of the shell 1; when the second magnet 16 abuts against the lower indication block 17, the second quick female connector 12 and the second quick male connector 14 are just connected and quickly communicated, and at the moment, the carbon powder in the powder storage box 2 flows out of the powder storage box 2 through the second quick female connector 12, the second quick male connector 14 and the powder outlet channel 13, so that powder supply is realized. If the carbon powder bottle 9 or the powder storage box 2 is internally provided with carbon powder to be leaked into the shell 1, the carbon powder falls on the bottom of the shell 1 under the action of self gravity, and the bottom of the shell 1 is obliquely arranged towards the recovery box 3, so that the carbon powder is finally recovered in the recovery box 3.
When the second magnet 16 moves downwards, the transmission rod 24 is also driven to move downwards, because the pawl is opposite to the ratchet wheel 25 at the moment, the pawl drives the ratchet wheel 25 to rotate, the ratchet wheel 25 drives the negative pressure blade 23 to rotate, negative pressure is formed in the conduction box 19, because the recovery box 3 is communicated with the conduction box 19, carbon powder in the recovery box 3 enters the conduction box 19 under the action of negative pressure, and the filter screen 22 is arranged, so that the carbon powder cannot be contacted with the negative pressure blade 23, and the normal work of the negative pressure blade 23 is prevented from being influenced; meanwhile, the carbon powder adhered to the inner wall of the shell 1 can smoothly enter the recovery box 3 under the action of negative pressure, so that recovery is realized. The carbon powder that gets into conduction case 19 can stay temporarily in conduction case 19 under the effect of negative pressure, will enter into storage powder case 2 from the bottom under self gravity after the negative pressure disappears (when negative pressure blade stall promptly), rethread sieve board 4 filters the screening, enters into the bottom of storing up powder case 2 and utilizes once more, improves the utilization ratio of carbon powder, and it is extravagant to reduce.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that variations and modifications can be made by those skilled in the art without departing from the structure of the present invention. These should also be construed as the scope of the present invention, and they should not be construed as affecting the effectiveness of the practice of the present invention or the applicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (7)
1. Environment-friendly toner cartridge, including the casing, sliding connection has the storage powder case in the casing, and the casing is equipped with the collection box that communicates with the casing outward, its characterized in that: the powder storage box is communicated with a powder adding channel, one end of the powder adding channel penetrates through the powder storage box and is positioned in the shell, one end, far away from the powder storage box, of the powder adding channel is provided with a first quick female connector, a sleeve is rotatably connected above the powder adding channel, one end of the sleeve is provided with a first quick male connector matched with the first quick female connector, a limiting mechanism is arranged above the sleeve, the bottom of the powder storage box is provided with an outlet, a second quick female connector is arranged on the outlet, the bottom of the shell is provided with a powder outlet channel, a second quick male connector matched with the second quick female connector is arranged on the powder outlet channel, a first magnet is fixedly connected onto the powder storage box, and a second magnet attracted with the first magnet is slidably connected onto the shell; the shell is internally and fixedly connected with a transmission box communicated with the powder storage box and the recovery box, the transmission box is provided with an air outlet, a one-way valve is arranged between the transmission box and the powder storage box, the transmission box is internally and fixedly connected with a filter screen, the transmission box is rotatably connected with a negative pressure blade, and the shell is provided with a driving mechanism for driving the negative pressure blade to rotate.
2. The environment-friendly toner cartridge according to claim 1, wherein: the driving mechanism comprises a transmission rod fixedly connected to the second magnet, a pawl is arranged on the transmission rod, and a ratchet wheel meshed with the pawl is coaxially connected to the negative pressure blade.
3. The environment-friendly toner cartridge according to claim 2, wherein: the end part of the transmission rod is wedge-shaped, a wedge rod which is abutted against the transmission rod is connected to the transmission box in a sliding mode, and a spring is connected between the wedge rod and the shell.
4. The environment-friendly toner cartridge according to claim 3, wherein: the powder storage box is fixedly connected with a sieve plate, and one end of the powder adding channel, which is positioned in the powder storage box, penetrates through the sieve plate.
5. The environment-friendly toner cartridge according to claim 4, wherein: the limiting mechanism comprises a groove fixed on the shell.
6. The environment-friendly toner cartridge according to any one of claims 1 to 5, wherein: two indicating blocks which are used for abutting against the second magnet are fixedly connected outside the shell, and the second magnet is positioned between the two indicating blocks.
7. The environment-friendly toner cartridge according to any one of claims 6, wherein: the bottom of the powder storage box and the bottom of the shell are both obliquely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810700903.9A CN108803283B (en) | 2018-06-29 | 2018-06-29 | Environment-friendly toner cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810700903.9A CN108803283B (en) | 2018-06-29 | 2018-06-29 | Environment-friendly toner cartridge |
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| Publication Number | Publication Date |
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| CN108803283A CN108803283A (en) | 2018-11-13 |
| CN108803283B true CN108803283B (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810700903.9A Active CN108803283B (en) | 2018-06-29 | 2018-06-29 | Environment-friendly toner cartridge |
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| CN (1) | CN108803283B (en) |
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| CN107878026A (en) * | 2017-10-23 | 2018-04-06 | 贵州云侠科技有限公司 | Black-and-white printer goes out method for ink |
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| JP4167807B2 (en) * | 2000-03-10 | 2008-10-22 | 株式会社リコー | Image forming apparatus and toner storage container |
| US7613407B2 (en) * | 2006-05-15 | 2009-11-03 | Lexmark International, Inc. | Method and apparatus to detect loads associated with one of a plurality of components driven by a shared motor in an image forming apparatus |
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|---|---|---|---|---|
| JPS63269178A (en) * | 1987-04-28 | 1988-11-07 | Toshiba Corp | Developer feeder |
| CN101100135A (en) * | 2006-07-07 | 2008-01-09 | 三星电子株式会社 | Inkjet printer having nozzle capping mechanism and ink priming method using the nozzle capping mechanism |
| CN101348040A (en) * | 2008-08-12 | 2009-01-21 | 王浩 | Automatic ink loader for computer print cartridge and ink loading method |
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| CN107643662A (en) * | 2017-11-06 | 2018-01-30 | 北海市天硌打印耗材有限公司 | Toner cartridge of environmental protection |
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| Publication number | Publication date |
|---|---|
| CN108803283A (en) | 2018-11-13 |
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