CN202570305U - Foot-operated paper shredder - Google Patents
Foot-operated paper shredder Download PDFInfo
- Publication number
- CN202570305U CN202570305U CN 201220119424 CN201220119424U CN202570305U CN 202570305 U CN202570305 U CN 202570305U CN 201220119424 CN201220119424 CN 201220119424 CN 201220119424 U CN201220119424 U CN 201220119424U CN 202570305 U CN202570305 U CN 202570305U
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- pedal
- shell
- clockwork spring
- ratchet
- foot
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Abstract
The utility model relates to the technical field of paper shredders, in particular to a foot-operated paper shredder, which comprises a shell, a pedal plate and a paper shredding device. The paper shredding device is provided with a cutter shaft. A transmission gear is fixed on the outer end part of the cutter shaft. The pedal plate is hinged with the lower end part of the shell. The paper shredding device is fixed on the upper end part of the shell. The foot-operated paper shredder also comprises a steering transmission group and a one-way gear transmission group. The pedal plate is connected with the steering transmission group which is connected with the one-way gear transmission group, and the one-way gear transmission group is connected with the paper shredding device. According to the paper shredder, the paper shredding work of the paper shredding device can be driven by a pedal device, and the paper shredder is high in power transmission efficiency and labor-saving in paper shredding; and the paper shredding is simple in structure, energy-saving, convenient to use and low in cost, and electric power is not required.
Description
Technical field
The utility model relates to the shredder technical field, particularly relates to a kind of foot-operated shredder.
Background technology
Shredder is generally realized the shredded paper function through its inner cutter of driven by power; Though cause existing shredder easy to use, its complex structure, equipment cost is high; And when having a power failure, can't work, some need the instant file of destroying to destroy through shredder.
For addressing the above problem; The applicant is that the Chinese utility model patent of " 200720060134.8 " discloses " a kind of foot-operated shredder " in the patent No., and this shredder comprises frame, cone breaker device, transmission device and foot pedal apparatus, when operating this foot-operated shredder; Need to trample fast continuously pedal; Transmission efficiency is not high, and is laborsaving inadequately during operation, therefore causes fatigue to operating personnel easily.Therefore, people hope that urgently the foot-operated shredder that a kind of power transmission efficiency is high, shredded paper efficient is high comes out.
Summary of the invention
The purpose of the utility model is the deficiency to prior art; And a kind of foot-operated shredder is provided, and having solved existing low, the inefficient defective of shredded paper of foot-operated shredder power transmission efficiency, the utility model transmission efficiency is high; Shredded paper is laborsaving, and energy savings, cost are lower.
The utility model solves the technical scheme that its technical problem adopted: foot-operated shredder; Comprise shell, pedal and cone breaker device, cone breaker device is provided with cutter shaft, and the outer end of cutter shaft is fixed with travelling gear; Pedal is articulated in the bottom of said shell; Cone breaker device is fixed in the upper end of shell, it is characterized in that: comprise also turning to transmission group and ratchet transmission group that the pedal connection turns to transmission group; Turn to transmission group to connect the ratchet transmission group, the ratchet transmission group connects cone breaker device.
One dustbin is set in the said shell, and the back side of shell offers dustbin and imports and exports, and dustbin is imported and exported from dustbin and is pushed in the shell and is accommodated in the shell, and the dustbin top is opened wide, and dustbin is positioned at the below of cone breaker device.
The subregion of the end face of said shell or Zone Full hollow out; The end face of shell is hinged with the top cover that can be raised; Said cone breaker device is arranged on the position of the central part that departs from shell; Be installed with between cone breaker device and the shell one supply rubbish through and the dustbin fallen in the rubbish dropped channel, the rubbish dropped channel is positioned at the top position of dustbin.
Said shell is provided with the paper feed port that is used for file is guided to cone breaker device; The top or the side of two cutter shafts of cone breaker device are provided with paper feed channel; Paper feed port connects the paper feed channel of cone breaker device; Paper feed port is arranged on the side position of cone breaker device, and paper feed port is positioned at front panel or the leading section of top panel or the joint of front panel and top panel of shell.
The said transmission group that turns to comprises pedal transmission mechanism, first drive link, second drive link; The power intake of said pedal transmission mechanism is connected with said pedal; The clutch end of said pedal transmission mechanism connects first drive link through gear; Said first drive link, second drive link connect through bevel gear, and the output of said second drive link is connected with said ratchet transmission group through bevel gear, and said first drive link, second drive link are connected with said shell through bearing.
Said pedal transmission mechanism comprises slide block, fork; Said slide block and housing are slidingly connected; Said slide block is provided with the spur rack of level, vertical chute; Said fork one end is fixedly connected on said pedal bottom, and the said fork other end and said sliding tray are slidingly connected, said spur rack and the engagement of said first drive link.
Said pedal transmission mechanism is provided with a semi-circle gear, and said semi-circle gear is fixedly connected with said pedal, and the axle center of said semi-circle gear overlaps with the jointed shaft of said pedal.
Said pedal is provided with resetting means; The shape approximation of said pedal is in " < " shape; The top of pedal is provided with a pin and steps on portion; The bottom of pedal extend one be used to strengthen its structural strength rib and a junction, rib is an arc, the connecting portion connecting pin is stepped on portion and rib.
Said foot-operated shredder also comprises at the uniform velocity work-saving device, and at the uniform velocity work-saving device is provided with at least one flying wheel, and said flying wheel connects the travelling gear of ratchet transmission group or cutter shaft through gear.
Said foot-operated shredder also comprises at the uniform velocity work-saving device; At the uniform velocity work-saving device is provided with clockwork spring, clockwork spring dish, turning cylinder and is used to prevent the ratchet that the clockwork spring dish reverses; Turning cylinder is fixed with gear, and gear connects the travelling gear of ratchet group or cutter shaft, and clockwork spring is arranged in the clockwork spring dish; Clockwork spring one end is fixed in turning cylinder, the other end is fixed in the clockwork spring dish; The medial surface or the lateral surface of clockwork spring dish are provided with ratchet, and cone breaker device is provided with the side plate that is used to install cutter shaft, and ratchet one end is articulated in the ratchet that side plate, the other end are resisted against the clockwork spring dish;
When pedal provided power, the travelling gear of ratchet group or cutter shaft drove the turning cylinder rotation, and the rotating speed of turning cylinder is greater than the rotating speed of clockwork spring dish, and clockwork spring is tightened and storage power;
Ratchet stops the clockwork spring dish after pedal stops power being provided, and clockwork spring releases energy and drives turning cylinder along former direction of rotation continuation rotation, and clockwork spring drives the cutter shaft rotation.
The beneficial effect of the utility model is: a kind of foot-operated shredder, and it comprises shell, pedal and cone breaker device, cone breaker device is provided with cutter shaft; The outer end of cutter shaft is fixed with travelling gear, and pedal is articulated in the bottom of said shell, and cone breaker device is fixed in the upper end of shell; Also comprise turning to transmission group and ratchet transmission group, the pedal connection turns to transmission group, turns to transmission group to connect the ratchet transmission group; The ratchet transmission group connects cone breaker device; This shredder can drive cone breaker device through foot pedal apparatus and carry out shredded paper work, and this shredder power transmission efficiency is high, and shredded paper is very laborsaving; It is simple in structure, does not need electrification, energy savings, and easy to use, equipment cost is cheap.
Description of drawings
Fig. 1 is the perspective view of first embodiment of the utility model.
Fig. 2 is the structural representation of first embodiment of the utility model after removing parts such as shell.
Fig. 3 is the structural representation that turns to transmission group, ratchet transmission group, pedal, cone breaker device among first embodiment of the utility model.
Fig. 4 is the structural representation of two blades that relatively rotate and shear cooperation among first embodiment of the utility model.
Fig. 5 is the structural representation that turns to transmission group, ratchet transmission group, pedal, cone breaker device among second embodiment of the utility model.
Fig. 6 turns to transmission group, ratchet transmission group, the structural representation of work-saving device, pedal, cone breaker device at the uniform velocity among the 3rd embodiment of the utility model.
Fig. 7 is the ratchet of foot-operated shredder among Fig. 6, the structural representation of ratchet.
Fig. 8 turns to transmission group, ratchet transmission group, the structural representation of work-saving device, pedal, cone breaker device at the uniform velocity among the 4th embodiment of the utility model.
Description of reference numerals among Fig. 1 to Fig. 7:
1---shell 11---top cover
2---pedal 3---cone breaker device
31---blade 32---cutter tooth
4---turning to transmission group 41---pedal transmission mechanism
411---slide block 4111---spur rack
4112---chute 412---fork
42---first drive links 43---, second drive link
44---semi-circle gear 45---belt
46---belt pulley 5---ratchet transmission group
6---flying wheel 71---clockwork spring
72---clockwork spring dish 73---turning cylinder.
74---ratchet 75---ratchet.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model being done further detailed explanation, is not to be limited to this to the practical range of the utility model.
embodiment one.
To shown in Figure 5, the foot-operated shredder of present embodiment comprises shell 1, pedal 2 and cone breaker device 3 like Fig. 1, and cone breaker device 3 is provided with cutter shaft; The outer end of cutter shaft is fixed with travelling gear, and pedal 2 is articulated in the bottom of said shell 1, and cone breaker device 3 is fixed in the upper end of shell 1; Also comprise and turn to transmission group 4 and ratchet transmission group 5; Pedal 2 connections turn to transmission group 4, turn to transmission group 4 to connect ratchet transmission groups 5, and ratchet transmission group 5 connects cone breaker devices 3.The shredder of the utility model can drive cone breaker device 3 and carries out shredded paper work through stepping on pedal 2, and shredded paper is very laborsaving; It is simple in structure, does not need electrification, energy savings, and easy to use, equipment cost is cheap.
Because the transmission device of this shredder has adopted gear drive; Belt is not set in gear drive; " skidding " phenomenon can not appear in gear drive in power transmission process, this shredder power transmission efficiency is high, is difficult for causing fatigue to operating personnel.
Further; In the said shell 1 dustbin is set; 1 back side of shell offers dustbin and imports and exports, and dustbin is imported and exported from dustbin and is pushed in the shell 1 and is accommodated in the shell 1, and the dustbin top is opened wide; Dustbin is positioned at the below of cone breaker device 3, and paper falls into dustbin behind the shredder shredded paper.
The subregion of the end face of said shell 1 or Zone Full hollow out; The end face of shell 1 is hinged with the top cover 11 that can be raised; After raising top cover 11, can directly drop in the dustbin dual-use material with not pulverizing file or rubbish hollow out from shell 2 tops.
Further; As shown in Figure 1; Foot-operated shredder for the utility model; Said cone breaker device 3 is arranged on the position of the central part that departs from shell 1, be installed with between cone breaker device 3 and the shell 1 one supply rubbish through and the dustbin fallen in the rubbish dropped channel, the rubbish dropped channel is positioned at the top position of dustbin.
As shown in Figure 1; Said shell 1 is provided with the paper feed port that is used for file is guided to cone breaker device 3; The top or the side of two cutter shafts of cone breaker device 3 are provided with paper feed channel; Paper feed port connects the paper feed channel of cone breaker device 3, and paper feed port is arranged on the side position of cone breaker device 3, and paper feed port is positioned at front panel or the leading section of top panel or the joint of front panel and top panel of shell 1.The position of paper feed port is provided with rationally, does not influence the operation of top cover, does not also influence the shredded paper function.
Like Fig. 2, shown in Figure 3; The said transmission group 4 that turns to comprises pedal transmission mechanism 41, first drive link 42, second drive link 43; First drive link, 42 horizontal arrangement, second drive link 43 arrange that vertically the power intake of said pedal transmission mechanism 41 is connected with said pedal 2; The clutch end of said pedal transmission mechanism 41 connects first drive link 42 through gear; Said first drive link 42, second drive link 43 connect through bevel gear, and the output of said second drive link 43 is connected with said ratchet transmission group 5 through bevel gear, and said first drive link 42, second drive link 43 pass through bearing and be connected with said shell 1.Through turning to transmission group 4, can the swing of pedal 2 be changed into the rotation of second drive link 43, thereby drive cone breaker device 3.
Further; As shown in Figure 3, said pedal transmission mechanism 41 comprises slide block 411, fork 412, and said slide block 411 is slidingly connected with housing 1; Said slide block 411 is provided with the spur rack 4111 of level, vertical chute 4112; Said fork 412 1 ends are fixedly connected on said pedal 2 bottoms, and said fork 412 other ends and said sliding tray 4112 are slidingly connected, said spur rack 4111 and 42 engagements of said first drive link.When stepping on pedal 2, fork 412 is swung thereupon, and fork 412 drives 411 front and back of sliding and slides, and through gears engaged, spur rack 4111 is converted into the rectilinear motion of slide block 411 rotation of first drive link 42.
Further, after pedal 2 is operated, can automatically reset, alleviate operating personnel's labor force; Can resetting means be set at pedal 2, this resetting means can be spring, also can be elastic plate etc.; The shape approximation of said pedal 2 in " < " shape, the top of pedal 2 is provided with a pin and steps on portion, the bottom of pedal 2 extend one be used to strengthen its structural strength rib and a junction; Rib is an arc, and the connecting portion connecting pin is stepped on portion and rib, and the structural strength of pedal 2 is high; Can bear bigger active force, not yielding.
The foot-operated shredder of the utility model also comprises at the uniform velocity work-saving device, and at the uniform velocity work-saving device is provided with at least one flying wheel 6, and said flying wheel 6 connects the travelling gear of ratchet transmission group 5 or cutter shaft through gear.Because flying wheel 6 can play the effect of the power of holding, intermittently provide in the dynamic process foot-operated, flying wheel 6 makes cutter shaft keep speed even, makes the speed of cutter shaft can be not slack-off suddenly, and shredded paper efficient is high.
In addition; After the user stops the foot pedal apparatus application of force; Flying wheel 6 can make cone breaker device 3 remain in operation a period of time, and the user does not need continuously to trample pedal in the shredded paper process, and the user can suitably be rested in the shredded paper process; And the cutter shaft of shredder still is rotated further shredded paper, and shredded paper efficient is high.
Said cone breaker device 3 comprises two groups of blades that relatively rotate and shear cooperation, and every group of blade is fixed in the rotating shaft, and the two ends of said rotating shaft are passed through bearing fixing respectively on shell 1, and two rotating shafts relatively rotate through the gear band action; Every group of blade is made up of multi-disc blade 31, and every blade 31 is provided with 7 cutters tooth 32.A plurality of cutters tooth 32 are many helix shapes and are distributed on every group of blade axial external surface.Rotate shear direction in said cutter tooth 32 upper edges and be provided with V-arrangement tooth mouth.Because a plurality of cutters tooth 32 are many helix shapes and are distributed on every group of blade axial external surface, and V-arrangement tooth mouth is set on cutter tooth 32, this helps cone breaker device 3 shredded papers, so this shredder shredded paper is effective.
embodiment two.
As shown in Figure 5; The difference of present embodiment and embodiment one is: said pedal transmission mechanism 41 is provided with a semi-circle gear 44; Said semi-circle gear 44 is fixedly connected with said pedal 2, and the axle center of said semi-circle gear 44 overlaps with the jointed shaft of said pedal 2.When stepping on pedal 2, semi-circle gear 44 rotates thereupon, rotates thereby drive first drive link 42.The other technologies characteristic of present embodiment is identical with embodiment one, repeats no more at this.
embodiment three.
Like Fig. 6, shown in Figure 7; The difference of present embodiment and embodiment two is: the at the uniform velocity work-saving device that another kind of embodiment is provided; At the uniform velocity work-saving device is provided with clockwork spring 71, clockwork spring dish 72, turning cylinder 73 and is used to prevent the ratchet 74 that clockwork spring dish 73 reverses; Turning cylinder 73 is fixed with gear, and gear connects the travelling gear of ratchet group 5 or cutter shaft, and clockwork spring 71 is arranged in the clockwork spring dish 72; Clockwork spring 71 1 ends are fixed in turning cylinder 73, the other end is fixed in clockwork spring dish 72; The medial surface of clockwork spring dish 72 or lateral surface are provided with ratchet 75, and cone breaker device 3 is provided with the side plate that is used to install cutter shaft, and ratchet 74 1 ends are articulated in the ratchet 75 that side plate, the other end are resisted against clockwork spring dish 72; When pedal 2 provided power, the travelling gear of ratchet group 5 or cutter shaft drove turning cylinder 73 rotations, and the rotating speed of turning cylinder 73 is greater than the rotating speed of clockwork spring dish 72, and clockwork spring 71 is tightened and storage power; Ratchet 74 stops clockwork spring dish 72 after pedal 2 stops power being provided, and clockwork spring 71 releases energy and drives turning cylinder 73 along former direction of rotation continuation rotation, and clockwork spring 71 drives the cutter shafts rotation.
The clockwork of present embodiment can be accumulated the power of stepping on pedal 2; After the user stops pedal 2 application of forces, cone breaker device 3 is remained in operation the long time, also make the user in the shredded paper process, not need continuously to trample pedal 2; The user can suitably be rested in the shredded paper process; And the cutter shaft of shredder still is rotated further shredded paper, and the other technologies characteristic of present embodiment is identical with embodiment two, repeats no more at this.
embodiment four.
The difference of present embodiment and embodiment three is: present embodiment does not carry out transmission through drive link; But adopt the bel-drivenn mode; As shown in Figure 8, turn to transmission group 4 to comprise pedal transmission mechanism 41, two belt pulleys 46, belt 45, the clutch end of pedal transmission mechanism 41 is passed to ratchet transmission group 5 through belt pulley 46, belt 45; Certainly, present embodiment also can adopt other existing kinds of drive.The other technologies characteristic of present embodiment is identical with embodiment three, repeats no more at this.
The above only is two preferred embodiments of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, all is included in the protection domain of the utility model patent application.
Claims (10)
1. foot-operated shredder; Comprise shell (1), pedal (2) and cone breaker device (3), cone breaker device (3) is provided with cutter shaft, and the outer end of cutter shaft is fixed with travelling gear; Pedal (2) is articulated in the bottom of said shell (1); Cone breaker device (3) is fixed in the upper end of shell (1), it is characterized in that: comprise also turning to transmission group (4) and ratchet transmission group (5) that pedal (2) connection turns to transmission group (4); Turn to transmission group (4) to connect ratchet transmission group (5), ratchet transmission group (5) connects cone breaker device (3).
2. foot-operated shredder according to claim 1; It is characterized in that: said shell is provided with a dustbin in (1); (1) back side of shell offers dustbin and imports and exports; Dustbin is imported and exported from dustbin and is pushed in the shell (1) and is accommodated in the shell (1), and the dustbin top is opened wide, and dustbin is positioned at the below of cone breaker device (3).
3. foot-operated shredder according to claim 2; It is characterized in that: the subregion of the end face of said shell (1) or Zone Full hollow out; The end face of shell (1) is hinged with the top cover (11) that can be raised; Said cone breaker device (3) is arranged on the position of the central part that departs from shell (1); Be installed with between cone breaker device (3) and the shell (1) one supply rubbish through and the dustbin fallen in the rubbish dropped channel, the rubbish dropped channel is positioned at the top position of dustbin.
4. foot-operated shredder according to claim 1; It is characterized in that: said shell (1) is provided with the paper feed port that is used for file is guided to cone breaker device (3); The top or the side of two cutter shafts of cone breaker device (3) are provided with paper feed channel; Paper feed port connects the paper feed channel of cone breaker device (3), and paper feed port is arranged on the side position of cone breaker device (3), and paper feed port is positioned at front panel or the leading section of top panel or the joint of front panel and top panel of shell (1).
5. foot-operated shredder according to claim 1; It is characterized in that: the said transmission group (4) that turns to comprises pedal transmission mechanism (41), first drive link (42), second drive link (43); The power intake of said pedal transmission mechanism (41) is connected with said pedal (2); The clutch end of said pedal transmission mechanism (41) connects first drive link (42) through gear; Said first drive link (42), second drive link (43) connect through bevel gear; The output of said second drive link (43) is connected with said ratchet transmission group (5) through bevel gear, and said first drive link (42), second drive link (43) are connected with said shell (1) through bearing.
6. foot-operated shredder according to claim 5; It is characterized in that: said pedal transmission mechanism (41) comprises slide block (411), fork (412); Said slide block (411) is slidingly connected with housing (1); Said slide block (411) is provided with the spur rack (4111) of level, vertical chute (4112); Said fork (412) one ends are fixedly connected on said pedal (2) bottom, and said fork (412) other end and said sliding tray (4112) are slidingly connected, said spur rack (4111) and said first drive link (42) engagement.
7. foot-operated shredder according to claim 5; It is characterized in that: said pedal transmission mechanism (41) is provided with a semi-circle gear (44); Said semi-circle gear (44) is fixedly connected with said pedal (2), and the axle center of said semi-circle gear (44) overlaps with the jointed shaft of said pedal (2).
8. foot-operated shredder according to claim 1; It is characterized in that: said pedal (2) is provided with resetting means; The shape approximation of said pedal in " < " shape, the top of pedal is provided with a pin and steps on portion, the bottom of pedal extend one be used to strengthen its structural strength rib and a junction; Rib is an arc, and the connecting portion connecting pin is stepped on portion and rib.
9. foot-operated shredder according to claim 1; It is characterized in that: also comprise at the uniform velocity work-saving device; At the uniform velocity work-saving device is provided with at least one flying wheel (6), and said flying wheel (6) connects the travelling gear of ratchet transmission group (5) or cutter shaft through gear.
10. foot-operated shredder according to claim 1; It is characterized in that: also comprise at the uniform velocity work-saving device; At the uniform velocity work-saving device is provided with clockwork spring (71), clockwork spring dish (72), turning cylinder (73) and is used to prevent the ratchet (74) that clockwork spring dish (73) reverses; Turning cylinder (73) is fixed with gear, and gear connects the travelling gear of ratchet group (5) or cutter shaft, and clockwork spring (71) is arranged in the clockwork spring dish (72); Clockwork spring (71) one ends are fixed in turning cylinder (73), the other end is fixed in clockwork spring dish (72); The medial surface of clockwork spring dish (72) or lateral surface are provided with ratchet (75), and cone breaker device (3) is provided with the side plate that is used to install cutter shaft, and ratchet (74) one ends are articulated in the ratchet (75) that side plate, the other end are resisted against clockwork spring dish (72);
When power was provided, the travelling gear of ratchet group (5) or cutter shaft drove turning cylinder (73) rotation at pedal (2), and the rotating speed of turning cylinder (73) is greater than the rotating speed of clockwork spring dish (72), and clockwork spring (71) is tightened and storage power;
Ratchet (74) stops clockwork spring dish (72) after pedal (2) stops power being provided, and clockwork spring (71) releases energy and drives turning cylinder (73) along former direction of rotation continuation rotation, and clockwork spring (71) drives the cutter shaft rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220119424 CN202570305U (en) | 2012-03-16 | 2012-03-27 | Foot-operated paper shredder |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220100186.4 | 2012-03-16 | ||
| CN201220100186 | 2012-03-16 | ||
| CN 201220119424 CN202570305U (en) | 2012-03-16 | 2012-03-27 | Foot-operated paper shredder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202570305U true CN202570305U (en) | 2012-12-05 |
Family
ID=47239761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220119424 Expired - Fee Related CN202570305U (en) | 2012-03-16 | 2012-03-27 | Foot-operated paper shredder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202570305U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180126385A1 (en) * | 2016-11-09 | 2018-05-10 | Hua-Chang Wu | Foot-operated paper shredder |
| CN110284567A (en) * | 2019-07-15 | 2019-09-27 | 厦门恰乐文具有限公司 | A kind of anti-clogging pedal type bowl shredder |
-
2012
- 2012-03-27 CN CN 201220119424 patent/CN202570305U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180126385A1 (en) * | 2016-11-09 | 2018-05-10 | Hua-Chang Wu | Foot-operated paper shredder |
| CN110284567A (en) * | 2019-07-15 | 2019-09-27 | 厦门恰乐文具有限公司 | A kind of anti-clogging pedal type bowl shredder |
| JP2021014769A (en) * | 2019-07-15 | 2021-02-12 | 楽 康Le, Kang | Toilet tissue paper crusher for blockage prevention footfall type bedpan |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121205 Termination date: 20160327 |
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| CF01 | Termination of patent right due to non-payment of annual fee |