CN210072325U - Powder feeding assembly of carbon powder barrel and carbon powder barrel - Google Patents
Powder feeding assembly of carbon powder barrel and carbon powder barrel Download PDFInfo
- Publication number
- CN210072325U CN210072325U CN201920874107.7U CN201920874107U CN210072325U CN 210072325 U CN210072325 U CN 210072325U CN 201920874107 U CN201920874107 U CN 201920874107U CN 210072325 U CN210072325 U CN 210072325U
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- Prior art keywords
- piston rod
- assembly
- limiting
- developer
- powder
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- 239000000843 powder Substances 0.000 title claims abstract description 48
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 33
- 238000007789 sealing Methods 0.000 claims abstract description 57
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 12
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The powder feeding assembly is matched with the barrel body and can be arranged in the barrel body in an axially moving mode along the barrel body; the powder adding assembly comprises a hollow piston rod provided with a developer inlet and a developer outlet; and a sealing cover is arranged at the developer outlet, and the developer outlet can be communicated with or disconnected from the inner cavity of the cylinder body. The utility model skillfully utilizes the hollow piston rod to form the powder feeding channel, and the powder feeding channel is opened or closed by matching with the sealing cover, thereby being convenient for the operation of operators; simultaneously, for directly seting up the powder mouth on the barrel lateral wall, the size increase of filling passageway to can improve filling efficiency, and can avoid the phenomenon that can appear developing powder seriously and leak at the removal in-process of piston.
Description
Technical Field
The utility model relates to a carbon powder section of thick bamboo for image forming equipment adds powder to and the powder subassembly that adds that a carbon powder section of thick bamboo used.
Background
An image forming apparatus such as a laser printer, a copier, or the like generally has an image processing unit and a developing unit, and develops an electrostatic latent image formed on the image processing unit with a developer such as toner supplied from the developing unit to form a visible image on a medium such as paper. Among them, toner (developer) as a consumable product needs to be constantly replenished to a developing unit in an image forming apparatus. In the prior art, developer carbon powder is directly filled in an opening on a powder box of a developing unit; image forming apparatuses have been developed that require the use of an externally mounted toner cartridge to add developer to a developing unit in the image forming apparatus. The existing carbon powder cylinder generally adds the developer into the cylinder body through a piston mounting opening on the cylinder body, but the whole piston needs to be detached in the developer adding mode, so that the operation is complex, and the operation is not facilitated for operators. If the powder adding opening is directly formed in the cylinder body, in order to guarantee the sealing performance of the carbon powder cylinder and not influence the original integral structure and appearance of the carbon powder cylinder, the size of the powder adding opening is generally smaller, so that the filling efficiency of the carbon powder cylinder during powder adding is lower, and the phenomenon that the developing powder seriously leaks can occur in the moving process of the piston.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a powder feeding component of a carbon powder section of thick bamboo convenient to irritate powder operation to and use this carbon powder section of thick bamboo that adds powder component.
In order to achieve the above object, the present invention adopts the following technical solutions:
the powder feeding assembly of the carbon powder barrel comprises a barrel body, and is characterized in that the powder feeding assembly is matched with the barrel body and is arranged in the barrel body in a manner of moving along the axial direction of the barrel body; the powder adding assembly comprises a hollow piston rod provided with a developer inlet and a developer outlet; and the developer outlet is provided with a sealing cover capable of being opened and closed, and correspondingly, the developer outlet can be communicated or disconnected with the inner cavity of the cylinder body.
According to the technical scheme, the hollow piston rod provided with the developer inlet and the developer outlet is adopted in the utility model, and the developer outlet is opened and closed by the sealing cover arranged at the developer outlet, so that the communication and disconnection of the inner cavity of the cylinder body are realized; when the sealing cover is opened, the hollow piston rod can be communicated with the interior of the carbon powder cylinder to form a channel for adding powder into the cylinder, and developer can be filled from the developer inlet of the piston rod and flows into the cylinder of the carbon powder cylinder from the developer outlet of the piston rod; and then, closing the developer outlet by using the sealing cover to finish the filling of the carbon powder. The utility model skillfully utilizes the hollow piston rod to form the powder feeding channel, and the powder feeding channel is opened or closed by matching with the sealing cover, thereby being convenient for the operation of operators; simultaneously, for directly seting up the powder mouth on the barrel lateral wall, the size increase of filling passageway to can improve filling efficiency, and can avoid the phenomenon that can appear developing powder seriously and leak at the removal in-process of piston.
Further, the sealing cover is opened and closed along the axial direction of the piston rod.
Furthermore, the sealing cover is opened and closed through a limiting guide column axially arranged along the piston rod.
Furthermore, the limiting guide posts are symmetrically arranged on or uniformly distributed on the sealing cover.
Furthermore, a limiting guide post extending towards one side of the piston rod is arranged on the sealing cover, and the axis of the limiting guide post is parallel to the axis of the piston rod; one end of the piston rod is connected with a piston plate, and a through hole for the limiting guide column to pass through is formed in the piston plate; the piston rod and the sealing cover can move relatively along the axial direction, so that the developer outlet is opened or closed; the powder adding assembly further comprises a reset mechanism for resetting the sealing cover and the piston rod.
The opening or closing of the developer outlet is achieved by allowing the piston rod and the sealing cover to perform relative movement in the axial direction and restoring contact through a resetting mechanism; the structure is simple and practical.
Furthermore, the limiting guide posts are symmetrically arranged on or uniformly distributed on the sealing cover.
The relative motion between the piston rod and the sealing cover can be guided to keep parallel and stable by symmetrically arranging the limiting guide parts so as to ensure the sealing effect.
More specifically, the reset mechanism is a compression spring sleeved on the limiting guide post, one end of the compression spring abuts against the end part of the limiting guide post through a fastener, and the other end of the compression spring abuts against the piston plate.
The spring is used as a reset mechanism to keep the acting force of mutual pressing between the piston rod and the movable sealing plug, the structure is simple, and the cost is low.
Preferably, the sealing cover has a tapered sealing portion corresponding to the shape of the developer outlet.
By adopting the tapered seal portion having a shape corresponding to the shape of the developer outlet, the sealing effect of the developer outlet can be improved.
Furthermore, a piston rod limiting assembly is arranged between the piston rod and the cylinder body and used for limiting the axial movement of the piston rod.
More specifically, the piston rod limiting assembly comprises at least one limiting groove arranged on the outer wall of the piston rod, a limiting hole arranged on the end cover of the barrel body, and a limiting rod capable of penetrating through the limiting hole and extending into the limiting groove.
Furthermore, a plurality of limiting grooves are formed in the piston rod along the axial direction of the piston rod.
The piston rod limiting assembly is arranged, so that the piston rod is positioned, and the powder feeding channel can be kept smooth during filling; and preventing the carbon powder from leaking out due to triggering the piston rod in the storage state. In a more specific scheme, limit grooves are arranged on the piston rod at different positions along the axial direction of the piston rod, wherein part of the limit grooves can represent different capacity states of the cylinder body, so that operators can know the capacity conditions in the cylinder body conveniently; a portion of the stopper groove may be used to adjust the size of an opening between the developer outlet and the sealing cover.
Further, a seal is provided at the developer inlet.
And a sealing element is also arranged at the inlet of the developer, so that the effect of double sealing can be achieved, and the phenomenon that residual carbon powder in the piston rod flows outwards to cause pollution is avoided.
The piston plate is the end face of the piston rod.
The utility model also provides a carbon powder section of thick bamboo, a carbon powder section of thick bamboo is including the barrel that holds the developer, a carbon powder section of thick bamboo still includes the powder subassembly that adds as aforementioned carbon powder section of thick bamboo.
The utility model discloses set up the powder feeding subassembly that can realize the powder feeding in a carbon dust section of thick bamboo, ingenious utilized the cavity piston rod to form the powder feeding passageway to the sealed lid of cooperation is opened or is closed the powder feeding passageway, and the operating personnel of being convenient for operates.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a powder feeding assembly according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of FIG. 2;
fig. 4 is an exploded schematic view of a piston rod assembly according to an embodiment of the present invention;
fig. 5 is a partial cross-sectional view of an embodiment of the invention;
FIG. 6 is a schematic view of the embodiment of the present invention during powder feeding;
fig. 7 is a schematic view of another embodiment of the piston rod according to the present invention.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, wherein for convenience of illustration, the drawings showing the structure of the device are not to scale and are partially enlarged, and the drawings are only examples, which should not limit the scope of the invention. It should be noted that the drawings are in simplified form and are not to precise scale, which is only used for the purpose of facilitating and clearly assisting in the description of the embodiments of the present invention.
Referring to fig. 1, 2, 3 and 4, the toner cartridge of the present embodiment includes a cartridge body 1, a piston rod 2 and a piston plate 3. The barrel 1 has an inner cavity for accommodating the developer, the barrel 1 of the embodiment is a cylindrical hollow barrel, the front end of the barrel 1 is open, and a front end cover 1a for closing the open end is provided, and the front end cover 1a is connected with the barrel 1 in a sealing manner. Piston rod 2 links to each other with piston plate 3, constitutes and adds the powder subassembly, and the piston rod 2 and the 3 formula structures as an organic whole of piston plate of this embodiment, in other embodiments, piston rod 2 and piston plate 3 also can be split type structure, and modes such as both accessible threaded connection or buckle connection link together. The piston rod 2 and the piston plate 3 are disposed in the cylinder 1, and one end of the piston rod 2 opposite to the piston plate 3 extends out of the cylinder 1, and for convenience of description, the end of the piston rod 2 exposed out of the cylinder 1 is defined as a front end, and the other end of the piston rod 2 (the end connected to the piston plate 3) is a rear end. The piston rod 2 can be arranged in the cylinder body 1 along the axial movement of the piston rod 2, the piston rod 2 can drive the piston plate 3 to move while moving, the piston plate 3 is used for pushing the developer to the outlet end of the cylinder body 1 and further sending the developer into the image forming equipment, and the shape of the piston plate 3 can be adapted to the shape of the inner cavity of the cylinder body 1. The peripheral wall of the piston plate 3 is provided with a sealing ring for forming sealing with the inner wall of the cylinder 1 to prevent the developer from leaking.
The utility model discloses a piston rod 2 is the hollow pipe (section of thick bamboo) body, and the both ends of piston rod 2 are opened to preceding tip and the back tip at piston rod 2 form developer import 2a and developer export 2b respectively. After the piston rod 2 is installed in the cylinder 1, the piston rod is communicated with the inner cavity of the cylinder 1 through the developer outlet 2b, so that the developer can be filled into the cylinder 1 through the piston rod 2. In the embodiment, the developer inlet 2a and the developer outlet 2b are respectively provided with a sealing member, the developer inlet 2a is sealed by a sealing end cover 4 at the developer inlet 2a, and the sealing end cover 4 is installed at the developer inlet 2a in a threaded connection manner and is used for preventing the developer in the piston rod 2 from leaking out of the piston rod from the developer inlet 2 a; the developer outlet 2b is sealed from the outside of the piston rod 2 by a seal cap 5, and the developer in the cylinder 1 is prevented from leaking out of the cylinder from the developer outlet 2 b.
The sealing cover 5 is arranged outside the piston rod 2, a limiting guide column 5-1 is arranged on the sealing cover, a through hole 3a for the limiting guide column 5-1 to pass through is processed on the piston plate 3, and the sealing cover 5 can move along the axial direction of the piston rod 2 so as to be away from a developer outlet 2b of the piston rod 2 or close to the developer outlet 2b of the piston rod 2 to open or close the developer outlet 2 b. The carbon powder cylinder also comprises a reset mechanism which enables the sealing cover 5 and the piston rod 2 to reset; the reset mechanism 7 of the embodiment is a compression spring, the compression spring is sleeved on the limiting guide post 5-1, one end of the compression spring is abutted against the end part of the limiting guide post 5-1 through a fastener such as a screw 8, and the other end of the compression spring is abutted against the piston plate 3; at this time, the seal cap 5 and the developer outlet 2b of the piston rod 2 are in a closed state (normally closed state); when the piston rod 2 is pulled by an external force, the compression spring is compressed, so that a gap is formed between the sealing cover 5 and the developer outlet 2b of the piston rod 2, and the powder adding passage is communicated.
As shown in fig. 5, the piston rod 2 and the piston plate 3 are disposed in the cylinder 1, the front end of the piston rod 2 extends out of the cylinder 1, the piston rod 2 can move along its own axis by an external force (such as pushing/pulling by a person), the piston plate 3 is pushed into the cylinder 1 or the piston plate 3 is pulled outward, and the developer in the cylinder 1 can be pushed to move to the outlet of the cylinder when the piston plate 3 is pushed inward. Under the normal use state, the sealing end cover 4 and the sealing cover 5 respectively seal the developer inlet 2a and the developer outlet 2b to ensure that the developer cannot leak.
When the developer needs to be filled, as shown in fig. 6, the piston rod 2 is pulled out to drive the piston plate 3 to move to the front end of the cylinder 1, because the limiting guide post 5-1 on the sealing cover 5 passes through the piston plate 3 and extends towards the direction of the cylinder end cover 1a, the limiting guide post 5-1 will contact with the cylinder end cover 1a before the piston plate 3, because of being propped by the cylinder end cover 1a, the limiting guide post 5-1 and the sealing cover 5 cannot move together with the piston rod 2, when the piston rod 2 is pulled out continuously, as shown in fig. 6, the piston rod 2 will overcome the elastic force of the spring (the reset mechanism 7-the compression spring), so that a gap is formed between the sealing cover 5 and the developer outlet 2b of the piston rod 2 (so that the developer outlet 2b is opened), the powder feeding channel is conducted, and the developer is fed from the developer inlet 2a of the piston rod 2, the developer can flow out from the gap between the rear end surface of the piston rod 2 and the front end surface of the sealing cover 5 through the developer outlet 2b (the direction of the arrow in fig. 6) and enter the cylinder body 1, so that the powder adding of the carbon powder cylinder is realized.
After the powder is added, the piston rod 2 can automatically move towards the direction close to the sealing cover 5 under the action of the reset mechanism 7, so that the sealing cover 5 can close the developer outlet 2b (fig. 5) of the piston rod 2 to prevent the developer from entering the piston rod 2 from the developer outlet 2b and leaking outwards. Then, the sealing end cap 4 is installed back to the developer inlet 2a to seal the developer inlet 2a, and after the sealing elements are installed, when the piston rod 2 is pushed inward, the piston plate 3 can be driven to push the developer into the cylinder 1 and into the image forming apparatus. When the size of the piston plate is about the same as the size of the piston rod, for example, the outer diameter of the piston plate is equal to the outer diameter of the piston rod, or only slightly larger than the outer diameter of the piston rod, the piston plate may also be considered as a part of the piston rod, that is, the piston plate is the rear end surface of the piston rod. In order to increase the flow rate of the developer, it is preferable that the developer outlet 2b of the present embodiment has a trapezoidal shape (tapered chamfer in the direction shown in fig. 5) in which the axial cross-sectional shape is small at the top and large at the bottom, that is, the inner diameter of the front end surface of the developer outlet 2b is smaller than that of the rear end surface, and the seal cover 5 has a tapered seal portion 5a corresponding to the tapered outlet.
As a preferred embodiment, a piston rod position limiting assembly 6 is disposed between the piston rod 2 and the cylinder 1 (the front end cover 1a), and the piston rod position limiting assembly 6 is used for limiting the axial movement of the piston rod 2 and positioning the piston rod 2. The piston rod limiting assembly 6 of the embodiment comprises a limiting groove 6-1 arranged on the outer wall of the piston rod 2, a limiting hole arranged on the front end cover 1a and a limiting rod 6-2; in a use state, after the limiting rod 6-2 passes through the limiting hole arranged on the front end cover 1a, one end of the limiting rod can extend into the limiting groove 6-1 or leave the limiting groove 6-1. As shown in fig. 5, after the piston rod 2 is pulled outwards to the bottom, the limiting groove 6-1 is exposed out of the cylinder 1 along with the movement of the piston rod 2, the limiting rod 6-2 passing through the limiting hole arranged on the front end cover 1a is inserted into the limiting groove 6-1, and the limiting rod 6-2 and the limiting groove 6-1 are mutually matched, so that the piston rod 2 can be limited, and the piston rod 2 cannot move axially. In the embodiment, the outer wall of the piston rod 2 is provided with three limiting grooves 6-1 which are axially arranged along the piston rod, and when the limiting rod 6-2 is matched with different limiting grooves 6-1, the piston rod 2 can be positioned at different positions, so that gaps with different sizes are formed between the sealing cover 5 and the developer outlet 2b of the piston rod 2.
Adopt sealed lid to seal the developer export on the piston rod, sealed spacing guide post on the lid can guide the removal of sealed lid, makes it can guarantee along the axial displacement of piston rod, also can carry on spacingly to the extreme position that sealed lid moved the in-process outward simultaneously, makes the piston rod can more outwards move a section distance relative sealed lid to sealed lid and piston rod phase separation open the developer export, alright through the piston rod to the interior filling developer of barrel. After filling is completed, the limit of the limit rod on the piston rod is removed, the piston rod moves to reset under the action of the reset mechanism or the action of external force, the piston rod automatically forms sealing fit with the sealing cover, and the developer outlet is blocked to prevent the developer from leaking outside.
In the embodiment, the piston rod 2, the piston plate 3, the sealing cover 5 and the reset mechanism 7 form a powder adding assembly; the piston rod limiting assembly 6 is used as an improved scheme of a powder adding assembly.
Fig. 7 is a schematic view of another embodiment of the piston rod, and two capacity limiting grooves are further arranged on the piston rod 2: a first capacity limiting groove 6-1a and a second capacity limiting groove 6-1 b. The capacity limiting grooves correspond to different capacity states in the cylinder body 1, the second capacity limiting groove 6-1b is located in the middle of the piston rod 2, and the first capacity limiting groove 6-1a is located in the rear portion of the piston rod 2 and is closer to the piston plate 3. When the limiting rod is inserted into the first capacity limiting groove 6-1a, the carbon powder cylinder is indicated to have larger capacity, and when the limiting rod is inserted into the second capacity limiting groove 6-1b, the carbon powder cylinder is indicated to have smaller capacity.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.
Claims (13)
1. The powder feeding assembly of the carbon powder barrel comprises a barrel body, and is characterized in that the powder feeding assembly is matched with the barrel body and is arranged in the barrel body in a manner of moving along the axial direction of the barrel body; the powder adding assembly comprises a hollow piston rod provided with a developer inlet and a developer outlet; and the developer outlet is provided with a sealing cover capable of being opened or closed, and correspondingly, the developer outlet can be communicated or disconnected with the inner cavity of the cylinder body.
2. The toner hopper assembly of claim 1, wherein: the seal cover is opened and closed along the axial direction of the piston rod.
3. The toner hopper assembly of claim 1, wherein: the sealing cover is opened and closed through a limiting guide column axially arranged along the piston rod.
4. The powder feeding assembly of carbon powder cartridge as claimed in claim 3, wherein: the limiting guide posts are symmetrically arranged on or uniformly distributed on the sealing cover.
5. A toner assembly for a toner cartridge as claimed in any one of claims 1-4, wherein: the sealing cover is provided with a limiting guide post extending towards one side of the piston rod, and the axis of the limiting guide post is parallel to the axis of the piston rod; one end of the piston rod is connected with a piston plate, and a through hole for the limiting guide column to pass through is formed in the piston plate;
the piston rod and the sealing cover can move relatively along the axial direction, so that the developer outlet is opened or closed; the powder adding assembly further comprises a reset mechanism for resetting the sealing cover and the piston rod.
6. The toner hopper assembly of claim 5, wherein: the reset mechanism is a compression spring sleeved on the limiting guide post, one end of the compression spring abuts against the end part of the limiting guide post through a fastener, and the other end of the compression spring abuts against the piston plate.
7. A toner assembly for a toner cartridge as claimed in any one of claims 1-4, wherein: the seal cover has a tapered seal portion corresponding to the shape of the developer outlet.
8. A toner assembly for a toner cartridge as claimed in any one of claims 1-4, wherein: and a piston rod limiting assembly is arranged between the piston rod and the cylinder and is used for limiting the axial movement of the piston rod.
9. The powder feeding assembly of a carbon powder cartridge according to claim 8, wherein: the limiting assembly comprises at least one limiting groove arranged on the outer wall of the piston rod, a limiting hole arranged on the cylinder body and a limiting rod capable of penetrating through the limiting hole and extending into the limiting groove.
10. The toner hopper assembly of claim 9, wherein: and a plurality of limiting grooves are axially arranged on the piston rod along the piston rod.
11. A toner assembly for a toner cartridge as claimed in any one of claims 1-4, wherein: a sealing member is provided at the developer inlet.
12. A toner assembly for a toner cartridge as claimed in any one of claims 1-4, wherein: the piston plate is the end face of the piston rod.
13. A carbon powder section of thick bamboo, a carbon powder section of thick bamboo is including the barrel that holds the developer, its characterized in that: the toner cartridge further comprising a toner application assembly of the toner cartridge of any of claims 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920874107.7U CN210072325U (en) | 2019-06-11 | 2019-06-11 | Powder feeding assembly of carbon powder barrel and carbon powder barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920874107.7U CN210072325U (en) | 2019-06-11 | 2019-06-11 | Powder feeding assembly of carbon powder barrel and carbon powder barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210072325U true CN210072325U (en) | 2020-02-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920874107.7U Withdrawn - After Issue CN210072325U (en) | 2019-06-11 | 2019-06-11 | Powder feeding assembly of carbon powder barrel and carbon powder barrel |
Country Status (1)
| Country | Link |
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| CN (1) | CN210072325U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187622A (en) * | 2019-06-11 | 2019-08-30 | 珠海市汇威打印机耗材有限公司 | A kind of carbon starch cylinder plus component powder and carbon starch cylinder |
-
2019
- 2019-06-11 CN CN201920874107.7U patent/CN210072325U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187622A (en) * | 2019-06-11 | 2019-08-30 | 珠海市汇威打印机耗材有限公司 | A kind of carbon starch cylinder plus component powder and carbon starch cylinder |
| CN110187622B (en) * | 2019-06-11 | 2024-02-06 | 珠海市汇威精密制造有限公司 | Powder adding assembly of carbon powder cylinder and carbon powder cylinder |
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Address after: No. 4333, Zhuhai Avenue, Xiangzhou District, Zhuhai City, Guangdong Province, 519070 Patentee after: Zhuhai Huiwei Precision Manufacturing Co.,Ltd. Address before: No. 4333, Zhuhai Avenue, Xiangzhou District, Zhuhai City, Guangdong Province, 519070 Patentee before: HUIWEI Corp. |
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Granted publication date: 20200214 Effective date of abandoning: 20240206 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20240206 |
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| AV01 | Patent right actively abandoned |