CN108568340A - A kind of office shredder of practicality - Google Patents
A kind of office shredder of practicality Download PDFInfo
- Publication number
- CN108568340A CN108568340A CN201711348477.9A CN201711348477A CN108568340A CN 108568340 A CN108568340 A CN 108568340A CN 201711348477 A CN201711348477 A CN 201711348477A CN 108568340 A CN108568340 A CN 108568340A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- shredded paper
- fixedly installed
- shaft
- bevel gear
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0007—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating documents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/12—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged below container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2216—Discharge means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/24—Drives
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention discloses a kind of office shredders of practicality, including body and it is fixed at the body top end surface and keeps right the shredded paper cylinder of position, shredded paper cylinder center is provided with shredded paper shaft, the shredded paper cutter head of spaced set is fixedly installed on shredded paper shaft outer surface, the shredded paper shaft is pierced by downwards the shredded paper cylinder and stretches into the first drive cavity in the body, shredded paper shaft bottom end is fixedly installed first bevel gear, the second bevel gear with the ratcheting connection of the first bevel gear is provided in first drive cavity, it is fixedly installed driving motor in the body inner wall；The present invention realizes that waste paper crushes and waste paper is collected, and prevents waste paper to be deposited in empty slot, a motor is only arranged in whole equipment, greatly reduces the cost of whole equipment, is more advantageous to the popularization of equipment.
Description
Technical field
The present invention relates to office appliance field, more particularly to a kind of office shredder of practicality.
Background technology
It will produce a large amount of waste paper in office process, these waste paper describe the scope of operation of company, some are even related to
Intra-company's secret, therefore waste paper should all be crushed using shredder after use, there are shredded papers for existing shredder
The problems such as efficiency is low, and the easy card of shredded paper stays in body and equipment price is expensive, therefore it is unfavorable for being widely popularized for shredder.
Invention content
The technical problem to be solved in the present invention is to provide a kind of office shredders of practicality, can solve above-mentioned present
The problems in technology.
To solve the above problems, the present invention adopts the following technical scheme that：
A kind of office shredder of practicality of the present invention, including body be fixed at the body top end surface and keep right position
The shredded paper cylinder set, shredded paper cylinder center are provided with shredded paper shaft, and the shredded paper shaft is fixedly installed on outer surface
The shredded paper cutter head of spacing setting, the shredded paper shaft are pierced by downwards the shredded paper cylinder and stretch into the first drive cavity in the body
In, shredded paper shaft bottom end is fixedly installed first bevel gear, is provided in first drive cavity and first cone
The second bevel gear of gear mesh connection, is fixedly installed driving motor, the driving motor in the body inner wall
Right end power is connected with the first driving screw rod for extending setting to the right, and the driving motor left end power is connected oriented
Left the second driving of extension setting screw rod, the first driving screw rod are logical with the body inner wall with the second driving screw rod
Bearing transition mating connection is crossed, extends tail end on the right side of the first driving screw rod and stretches into first drive cavity and first drive
Dynamic screw rod right end is fixedly installed the second bevel gear, and second driving screw rod left side section is located in the second drive cavity,
The second driving screw rod is rotatably assorted with the second drive cavity left side wall to be connect, second driving screw rod left end outer surface
On be fixedly installed third hand tap gear, with the ratcheting mating connection of the third hand tap gear is provided in second drive cavity
Four bevel gears, the 4th bevel gear bottom are fixedly installed first rotating shaft, and the first rotating shaft passes through bearing and the body
Inner wall transition is connected, and the first rotating shaft, which extends downwards, to be stretched into third drive cavity, and the first rotating shaft bottom end is solid
Surely it is provided with the first runner, the third drive cavity right part corresponds to first runner and is provided with the second runner, described first turn
It is provided with transmission belt between wheel and second runner, second runner bottom is provided with the second shaft, second shaft
It is connected by bearing and the body inner wall transition, drive dynamic control device is provided on the driving motor.
As a preferred technical solution, in the body inner wall up and down extend be provided with inside the shredded paper cylinder
The channel slot being connected, the channel slot bottom end are provided with and communicated with empty slot, and the right bottom end of empty slot, which is provided with, reaches the body
Outlet barrel outside outside wall surface, second shaft, which extends downwards, to be reached in the empty slot, and second shaft bottom is fixed and set
It is equipped with eccentric wheel, push skateboard is provided in the empty slot, top pressure spring is fixedly installed in the push skateboard left end face, it is described
Top pressure spring is fixedly connected with the empty slot left side wall, and the push skateboard is slidably connected with the empty slot internal face, described
Push skateboard compresses mating connection with the eccentric wheel.
The organism bottom surrounding is fixedly installed support column as a preferred technical solution, is set at the top of the shredded paper cylinder
It is equipped with channel, the channel roof is provided with guiding funnel.
The outlet slot bottom of the tube is provided with lead-in chamfered as a preferred technical solution, is put below the outlet barrel
It is equipped with collecting box.
The drive dynamic control device includes being fixed at the driving motor upper side as a preferred technical solution,
First drive control device and the second drive control device for being fixed at the driving motor downside, first drive control
Device is used to control the rotation direction that the first driving screw rod drives screw rod with described second, and second drive control device is used for
Control the velocity of rotation that the first driving screw rod drives screw rod with described second.
The beneficial effects of the invention are as follows：
It by body and is fixed at the body top end surface and keeps right the shredded paper cylinder of position, the shredded paper cylinder centre bit installs
It is equipped with shredded paper shaft, the shredded paper cutter head of spaced set, the shredded paper shaft are fixedly installed on shredded paper shaft outer surface
It is pierced by the shredded paper cylinder downwards and stretches into the first drive cavity in the body, shredded paper shaft bottom end is fixedly installed
First bevel gear is provided with the second bevel gear with the ratcheting connection of the first bevel gear, the institute in first drive cavity
It states and is fixedly installed driving motor in body inner wall, the driving motor right end power, which is connected with, extends to the right setting
First driving screw rod, the driving motor left end power is connected with extends setting the second driving screw rod to the left, and described first
Driving screw rod is connected with the body inner wall by bearing transition with the second driving screw rod, first driving
Extension tail end stretches into first drive cavity on the right side of screw rod and the first driving screw rod right end is fixedly installed second cone
Gear, second driving screw rod left side section are located in the second drive cavity, and the second driving screw rod is driven with described second
Chamber left side wall is rotatably assorted connection, is fixedly installed third hand tap gear on second driving screw rod left end outer surface, and described the
The 4th bevel gear with the ratcheting mating connection of the third hand tap gear is provided in two drive cavities, the 4th bevel gear bottom is solid
Surely it is provided with first rotating shaft, the first rotating shaft is connected by bearing and the body inner wall transition, described first turn
Axial lower extend stretches into third drive cavity, and the first rotating shaft bottom end is fixedly installed the first runner, the third transmission
Chamber right part corresponds to first runner and is provided with the second runner, and transmission is provided between first runner and second runner
Band, second runner bottom are provided with the second shaft, and second shaft is matched by bearing and the body inner wall transition
Connection is closed, realizes that waste paper crushes and waste paper is collected, prevents waste paper to be deposited in empty slot, a motor is only arranged in whole equipment, greatly
The cost for reducing whole equipment greatly is more advantageous to the popularization of equipment.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the overall structure diagram of the practical office shredder of the present invention；
Overall structure diagram when Fig. 2 is the present invention practical office shredded paper machine operation;
Fig. 3 is the enlarged structure schematic diagram of the driving motor of the practical office shredder of the present invention.
Specific implementation mode
The preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings, so that advantages and features of the invention energy
It is easier to be readily appreciated by one skilled in the art, so as to make a clearer definition of the protection scope of the present invention
Refering to fig. 1 shown in -3, a kind of office shredder of practicality of the invention, including body 2 and it is fixed at the machine
2 top end surface of body is kept right the shredded paper cylinder 11 of position, and 11 center of shredded paper cylinder is provided with shredded paper shaft 14, and the shredded paper turns
The shredded paper cutter head 14 of spaced set is fixedly installed on 14 outer surface of axis, the shredded paper shaft 14 is pierced by downwards the shredded paper cylinder
It 11 and stretches into the first drive cavity 21 in the body 2,14 bottom end of shredded paper shaft is fixedly installed first bevel gear
211, the second bevel gear 212 with 211 ratcheting connection of the first bevel gear, the institute are provided in first drive cavity 21
It states and is fixedly installed driving motor 20 in 2 inner wall of body, 20 right end power of the driving motor, which is connected with, to be extended to the right
The first driving screw rod 213 being arranged, 20 left end power of the driving motor is connected with extends setting the second driving spiral shell to the left
Bar 223, the first driving screw rod 213 drive screw rod 223 to pass through bearing transition with 2 inner wall of the body with described second
It is connected, 213 right side of the first driving screw rod extends tail end and stretches into first drive cavity 21 and the first driving spiral shell
213 right end of bar is fixedly installed the second bevel gear 212, and the second driving screw rod, 223 left side section is located at the second transmission
In chamber 22, the second driving screw rod 223 is rotatably assorted with 22 left side wall of the second drive cavity to be connect, the second driving spiral shell
It is fixedly installed third hand tap gear 222 on 223 left end outer surface of bar, is provided in second drive cavity 22 and is bored with the third
4th bevel gear 221 of 222 ratcheting mating connection of gear, 221 bottom of the 4th bevel gear are fixedly installed first rotating shaft 23,
The first rotating shaft 23 is connected by bearing and 2 inner wall transition of the body, and the first rotating shaft 23, which extends downwards, stretches
Enter in third drive cavity 24,23 bottom end of the first rotating shaft is fixedly installed the first runner 231, and the third drive cavity 24 is right
Portion corresponds to first runner 231 and is provided with the second runner 251, is set between first runner 231 and second runner 251
It is equipped with transmission belt 241,251 bottom of the second runner is provided with the second shaft 25, and second shaft 25 passes through bearing and institute
2 inner wall transition of body mating connection is stated, drive dynamic control device is provided on the driving motor 20.
Wherein, extend up and down in 2 inner wall of body be provided be connected with inside the shredded paper cylinder 11 it is logical
Road slot 16,16 bottom end of the channel slot are provided with and communicated with empty slot 26, and 26 right bottom end of the empty slot, which is provided with, to be reached outside the body 2
Outlet barrel 27 outside wall surface, second shaft 25, which extends downwards, to be reached in the empty slot 26,25 bottom of the second shaft
It is fixedly installed eccentric wheel 261, push skateboard 262 is provided in the empty slot 26, fixes and sets in 262 left end face of the push skateboard
Be equipped with top pressure spring 263, the top pressure spring 263 is fixedly connected with 26 left side wall of the empty slot, the push skateboard 262 with it is described
26 internal face of empty slot is slidably connected, and the push skateboard 262 compresses mating connection with the eccentric wheel 261.
Wherein, 2 bottom surrounding of the body is fixedly installed support column 28, and 11 top of the shredded paper cylinder is provided with channel
12,12 top of the channel is provided with guiding funnel 13.
Wherein, 27 bottom of outlet barrel is provided with lead-in chamfered 271, and 27 lower section of the outlet barrel is placed with collection
Case 29.
Wherein, the drive dynamic control device includes being fixed at the first drive control of 20 upper side of the driving motor
Device 201 and the second drive control device 202 for being fixed at 20 downside of the driving motor, first drive control device
201 rotation directions for driving screw rod 223 with described second for controlling the first driving screw rod 213, the second driving control
Device 202 processed is used to control the velocity of rotation that the first driving screw rod 213 drives screw rod 223 with described second.
In initial position, the driving motor 20 is in stop working state, and the eccentric wheel 261 is nearest apart from the center of circle
One end is abutted against with the push skateboard 262, and the push skateboard 262 is leaned under the action of top pressure spring 263 positioned at the empty slot 26
It sets left position.
It when needing to carry out shredded paper work, controls the driving motor 20 and starts running, the driving motor 20 is transported
Turn that the first driving screw rod 213 is driven to rotate simultaneously with the second driving screw rod 223, the first driving screw rod
213 rotations drive second bevel gear 212 to rotate, and the rotation of second bevel gear 212 drives first bevel gear 211 to rotate, the first cone tooth
211 rotation of wheel drives the shredded paper shaft 14 to rotate, and carries out shredded paper operation, and the shredded paper in the shredded paper cylinder 11 passes through channel slot 16
Downslide is deposited in empty slot 26；Meanwhile the second driving rotation of screw rod 223 drives third hand tap gear 222 to rotate, triconodont
222 rotation of wheel drives the rotation of the 4th bevel gear 221, the rotation of the 4th bevel gear 221 that first rotating shaft 23 is driven to rotate, first rotating shaft 23
Rotation drives the rotation of the first runner 231, the rotation of the first runner 231 to drive the rotation of transmission belt 241 to drive 251 turns of the second runner
Dynamic, the rotation of the second runner 251 drives the rotation of the second shaft 25, the second shaft 25 rotation band movable eccentric wheel 261 to rotate, eccentric wheel
261 rotations drive push skateboard 262 to horizontally slip repeatedly under the active force of top pressure spring 263, and the shredded paper in empty slot 26 is passed through
The outlet release of barrel 27 is fallen into collecting box 29.
The beneficial effects of the invention are as follows：
It by body and is fixed at the body top end surface and keeps right the shredded paper cylinder of position, the shredded paper cylinder centre bit installs
It is equipped with shredded paper shaft, the shredded paper cutter head of spaced set, the shredded paper shaft are fixedly installed on shredded paper shaft outer surface
It is pierced by the shredded paper cylinder downwards and stretches into the first drive cavity in the body, shredded paper shaft bottom end is fixedly installed
First bevel gear is provided with the second bevel gear with the ratcheting connection of the first bevel gear, the institute in first drive cavity
It states and is fixedly installed driving motor in body inner wall, the driving motor right end power, which is connected with, extends to the right setting
First driving screw rod, the driving motor left end power is connected with extends setting the second driving screw rod to the left, and described first
Driving screw rod is connected with the body inner wall by bearing transition with the second driving screw rod, first driving
Extension tail end stretches into first drive cavity on the right side of screw rod and the first driving screw rod right end is fixedly installed second cone
Gear, second driving screw rod left side section are located in the second drive cavity, and the second driving screw rod is driven with described second
Chamber left side wall is rotatably assorted connection, is fixedly installed third hand tap gear on second driving screw rod left end outer surface, and described the
The 4th bevel gear with the ratcheting mating connection of the third hand tap gear is provided in two drive cavities, the 4th bevel gear bottom is solid
Surely it is provided with first rotating shaft, the first rotating shaft is connected by bearing and the body inner wall transition, described first turn
Axial lower extend stretches into third drive cavity, and the first rotating shaft bottom end is fixedly installed the first runner, the third transmission
Chamber right part corresponds to first runner and is provided with the second runner, and transmission is provided between first runner and second runner
Band, second runner bottom are provided with the second shaft, and second shaft is matched by bearing and the body inner wall transition
Connection is closed, realizes that waste paper crushes and waste paper is collected, prevents waste paper to be deposited in empty slot, a motor is only arranged in whole equipment, greatly
The cost for reducing whole equipment greatly is more advantageous to the popularization of equipment.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (5)
1. a kind of office shredder of practicality, including body and it is fixed at the body top end surface and keeps right the broken of position
Paper web, it is characterised in that：Shredded paper cylinder center is provided with shredded paper shaft, and the shredded paper shaft is fixedly installed on outer surface
There are the shredded paper cutter head of spaced set, the shredded paper shaft to be pierced by the shredded paper cylinder downwards and stretch into the first biography in the body
In dynamic chamber, shredded paper shaft bottom end is fixedly installed first bevel gear, is provided in first drive cavity and described the
The second bevel gear of the ratcheting connection of one bevel gear is fixedly installed driving motor, the driving in the body inner wall
Motor right end power is connected with the first driving screw rod for extending setting to the right, and the driving motor left end power is connected
Have to the left extend setting second driving screw rod, it is described first driving screw rod with it is described second drive screw rod with the body inner wall
Body is connected by bearing transition, and extending tail end on the right side of the first driving screw rod stretches into first drive cavity and described the
One driving screw rod right end is fixedly installed the second bevel gear, and second driving screw rod left side section is located at the second drive cavity
In, the second driving screw rod is rotatably assorted with the second drive cavity left side wall to be connect, outside the second driving screw rod left end
It is fixedly installed third hand tap gear on surface, is provided in second drive cavity and the ratcheting mating connection of the third hand tap gear
The 4th bevel gear, the 4th bevel gear bottom is fixedly installed first rotating shaft, the first rotating shaft by bearing with it is described
Body inner wall transition is connected, and the first rotating shaft, which extends downwards, to be stretched into third drive cavity, the first rotating shaft bottom
End is fixedly installed the first runner, and the third drive cavity right part corresponds to first runner and is provided with the second runner, and described the
It is provided with transmission belt between one runner and second runner, second runner bottom is provided with the second shaft, and described second
Shaft is connected by bearing and the body inner wall transition, and drive dynamic control device is provided on the driving motor.
2. the office shredder of practicality according to claim 1, it is characterised in that：On in the body inner wall
Lower extension is provided with the channel slot being connected with inside the shredded paper cylinder, and the channel slot bottom end is provided with and communicated with empty slot, described
The right bottom end of empty slot is provided with the outlet barrel reached outside the body outside wall surface, and second shaft, which extends downwards, reaches the sky
In slot, second shaft bottom is fixedly installed eccentric wheel, and push skateboard, the push skateboard left-hand end are provided in the empty slot
Top pressure spring is fixedly installed on face, the top pressure spring is fixedly connected with the empty slot left side wall, the push skateboard with it is described
Empty slot internal face is slidably connected, and the push skateboard compresses mating connection with the eccentric wheel.
3. the office shredder of practicality according to claim 1, it is characterised in that：The organism bottom surrounding fixation is set
It is equipped with support column, is provided with channel at the top of the shredded paper cylinder, the channel roof is provided with guiding funnel.
4. the office shredder of practicality according to claim 2, it is characterised in that：The outlet slot bottom of the tube is provided with
Lead-in chamfered, the outlet barrel lower section are placed with collecting box.
5. the office shredder of practicality according to claim 1, it is characterised in that：The drive dynamic control device includes solid
It is fixed be arranged the driving motor upper side the first drive control device and be fixed at the of the driving motor downside
Two drive control devices, first drive control device are used to control the first driving screw rod and drive turning for screw rod with described second
Dynamic direction, second drive control device are used to control the rotation speed that the first driving screw rod drives screw rod with described second
Degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348477.9A CN108568340A (en) | 2017-12-15 | 2017-12-15 | A kind of office shredder of practicality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711348477.9A CN108568340A (en) | 2017-12-15 | 2017-12-15 | A kind of office shredder of practicality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108568340A true CN108568340A (en) | 2018-09-25 |
Family
ID=63575765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711348477.9A Withdrawn CN108568340A (en) | 2017-12-15 | 2017-12-15 | A kind of office shredder of practicality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108568340A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112844532A (en) * | 2020-12-07 | 2021-05-28 | 陈灿杰 | Solid waste crushing and recycling device |
| CN112844677A (en) * | 2020-12-15 | 2021-05-28 | 李治 | Intelligence environmental protection waste classification device |
| CN117206031A (en) * | 2023-09-12 | 2023-12-12 | 宁波市诚邦办公设备有限公司 | Multi-gear adjusting mechanism of paper shredder |
-
2017
- 2017-12-15 CN CN201711348477.9A patent/CN108568340A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112844532A (en) * | 2020-12-07 | 2021-05-28 | 陈灿杰 | Solid waste crushing and recycling device |
| CN112844677A (en) * | 2020-12-15 | 2021-05-28 | 李治 | Intelligence environmental protection waste classification device |
| CN117206031A (en) * | 2023-09-12 | 2023-12-12 | 宁波市诚邦办公设备有限公司 | Multi-gear adjusting mechanism of paper shredder |
| CN117206031B (en) * | 2023-09-12 | 2024-02-13 | 宁波市诚邦办公设备有限公司 | Multi-gear adjusting mechanism of paper shredder |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180925 |
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| WW01 | Invention patent application withdrawn after publication |