CN107073671A - Portable grinding knife system - Google Patents
Portable grinding knife system Download PDFInfo
- Publication number
- CN107073671A CN107073671A CN201680000559.1A CN201680000559A CN107073671A CN 107073671 A CN107073671 A CN 107073671A CN 201680000559 A CN201680000559 A CN 201680000559A CN 107073671 A CN107073671 A CN 107073671A
- Authority
- CN
- China
- Prior art keywords
- grinding stone
- mentioned
- spring
- driven
- grinding
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/54—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of hand or table knives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B23/00—Portable grinding machines, e.g. hand-guided; Accessories therefor
- B24B23/02—Portable grinding machines, e.g. hand-guided; Accessories therefor with rotating grinding tools; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The present invention provides a kind of Portable grinding knife system, with grinding stone is used, in grinding stone formation irregular wear, irregular wear can make the grinding stone rotated in the way of being in contact cause oscillation phenomenon, the grinding stone of vibration can make sharpening become difficult, and can reduce the life-span of sharpening.Therefore, the present invention can have the effect that, i.e., the resilient contact device of the driven grinding stone set by spring has towards the high advance for rotating grinding stone, and promote driven grinding stone, so that rotating axis parallel of the rotary shaft of driven grinding stone with rotating grinding stone, so as to reduce the oscillation phenomenon of driven grinding stone.
Description
Technical field
The present invention relates to the knife sharpening device for being provided with rotation grinding stone and driven grinding stone, above-mentioned rotation grinding stone is by horse
Up to rotation, above-mentioned driven grinding stone is in contact with rotating grinding stone, is rotated together with grinding stone rotation is rotated.
Background technology
Knife sharpening device includes rotating grinding stone and driven grinding stone, above-mentioned rotation grinding stone by revolution, it is above-mentioned from
Dynamic grinding stone is in contact with rotating grinding stone, and the rotation with rotation grinding stone is rotated together with, and including water supply installation and collecting vessel,
Above-mentioned water supply installation is used to supply water to grinding stone, and above-mentioned collecting vessel is arranged at the bottom of each grinding stone, and for collecting grinding
Chip, in above-mentioned knife sharpening device, driven grinding stone is pushed to rotate grinding stone side by spring assembly by elastic reaction, so that
It is in contact with rotating grinding stone.
The KR published patent the 10-2009-0131096th " knife sharpening device " of the applicant is related to the sharpening whetted a knife
Device, above-mentioned knife sharpening device is disclosed directly below technology, i.e. above-mentioned knife sharpening device includes making the rotation driving of two grindstone drivings
Device, above-mentioned grindstone includes fixed grindstone and compressing grindstone, and fixed grindstone includes rotating driving device,
Oppressing grindstone includes compressorium, and above-mentioned compressorium promotes compressing grindstone to fixed grindstone so that compressing
Grindstone is close to fixed grindstone, and above-mentioned knife sharpening device is because simple in construction, without the worry broken down, and makes
Expense and maintenance cost are cheap, even if without knack, anyone can simply make knife become sharp keen, even if moreover,
The abrasion of grinding stone is rotated, compressorium makes two grindstones mutually be close to, knife is become sharp keen always.
As prior art, KR published patent the 10-2009-0131096th discloses " knife sharpening device " (publication date：
On December 28th, 2009).
But, will be from the conventional knife sharpening device as shown in KR published patent 10-2009-0131096 grades
Dynamic grinding stone pushes rotate the spring assembly of grinding stone to because of the elastic force of spring, and during being whetted a knife, is not only driven grind
Grinding stone vibrates, moreover, the power applied to the both sides of driven grinding stone is also differed, thus motive force can tend to side,
Therefore, have not only to whet a knife and become difficult, and grinding stone will not be uniformly worn, and reduce the life-span of knife sharpening device and lack
Point.
Prior art literature
Patent document
No. 10-2009-0131096 " knife sharpening device " publication date of (patent document 0001) KR published patent：2009
December 28
The content of the invention
(1) technical problem to be solved
In this regard, it is an object of the present invention to provide following knife sharpening device, the rotary shaft of driven grinding stone has above and below
The stability in direction, and driven grinding stone is received both sides identical spring pressure to the left and right, thus make a left side for driven grinding stone
Right both sides are in contact by based on the pressure for rotating grinding stone with rotating grinding stone, further, when grinding stone is worn, easily
Grinding stone is changed, and the power for the spring that driven grinding stone is pushed to rotate to grinding stone can be adjusted, additionally it is possible to is held with water supply installation
Easily adjustment is supplied to the water of grinding stone.
(2) solution to problem
In order to solve the above problems, the present invention provides following knife sharpening device：Above-mentioned knife sharpening device includes rotating grinding stone
With driven grinding stone, above-mentioned rotation grinding stone is by revolution, and above-mentioned driven grinding stone is in contact with rotating grinding stone, with
Grinding stone is rotated to rotate and rotate together with, and including water supply installation and collecting vessel, above-mentioned water supply installation is used to supply water to grinding stone,
Above-mentioned collecting vessel is arranged at the bottom of grinding stone, and for collecting grinding chip, in the present invention, the axle of above-mentioned driven grinding stone
It is arranged at towards the semicircle imperfect bearing that grinding stone side is opened is rotated, during being whetted a knife, driven grinding stone passes through spring
Rotation grinding stone side is pushed to, so as to prevent driven grinding stone to be upwardly separated from or even move about, as the abrasion of grinding stone is only towards water
Square to movement, driven grinding stone possesses setback device, and driven grinding stone is retreated using setback device, now, driven grinding
Stone is separated with rotating grinding stone, and driven grinding stone is easily separated from from bearing, and can be from upward taking-up, so as to readily replaceable quilt
The grinding stone of abrasion, and possess spring compression means, the intensity of spring can be adjusted by the compression degree for adjusting spring, enter one
Step, the device supplied water from bucket to grinding stone using the capillary water supply installation of capillarity by being formed.
(3) invention effect
The present invention as described above can have the effect that, i.e. the axle of driven grinding stone is arranged at semicircle endless bearing
Hold, and be arranged at horizontal direction guide rail bearing, driven grinding stone possesses setback device, is made using setback device after driven grinding stone
Move back, now, driven grinding stone with rotate grinding stone separate, driven grinding stone from semicircle imperfect bearing be easily separated from and upward
Driven grinding stone is easily taken out, so as to the readily replaceable grinding stone being worn, and possesses spring to adjust driven grinding
Stone is to the intensity for the spring for rotating grinding stone compressing, and the device supplied water from bucket to grinding stone is by the capillary using capillarity
Pipe water supply installation is formed, it is thus possible to simplify device, and can suitably be supplied water.
Also, the present invention is not only easily carried and easy to use, moreover, the user such as housewife also can easily make
With.
Brief description of the drawings
Fig. 1 is stereogram of the invention.
Fig. 2 is top view of the invention.
The exploded perspective view of the active state of Fig. 3 spring assemblies to illustrate the invention and grinding stone.
【Description of reference numerals】
1：Motor, 2：Rotate grinding stone, 21：Axle, 3. driven grinding stones, 4：Water supply installation, 41：Feed pipe, 5：Level side
Direction guiding rail bearing, 6：Spring assembly, 61：Push rod, 62：Cylinder, 63：Piston, 64：Spring, 100：Outer cover, 110：Knife insertion groove,
120：Separating plate
Embodiment
Hereinafter, referring to the drawings, the present invention is described in detail.
The present invention provides following Portable grinding knife system：Rotation grinding stone 2 and driven grinding are provided with outer cover 100
Stone 3, above-mentioned rotation grinding stone 2 is rotated by motor 1, and above-mentioned driven grinding stone 3 is in contact with rotating grinding stone 2, with rotation
Grinding stone 2 is rotated and rotated together with, and including water supply installation 4 and collecting vessel, above-mentioned water supply installation is used to grind to above-mentioned rotation
Stone 2 and driven grinding stone 3 supply water, and above-mentioned collecting vessel is arranged at the bottom of each grinding stone, for collecting grinding chip,
In the present invention, above-mentioned driven grinding stone 3, its axle 31 is arranged at the bearing 51 that driven grinding stone sets frame 5, above-mentioned
Bearing 51 is that, towards the semicircle imperfect bearing for rotating the opening of the side of grinding stone 2, driven grinding stone sets frame 5 to connect by spring assembly
Outer cover 100 is connected to, the spring 61 of spring assembly is arranged at driven grinding stone and set between frame 5 and outer cover 100, for making driven grind
Grinding stone sets frame 5 to push to rotate the side of grinding stone 2.Preferably, the end of above-mentioned axle 31 is provided with the bearing 32 being connected with bearing 51.
Spring assembly on above-mentioned axle 31, in addition to above-mentioned spring 61, in addition to spring(-supported) mount 52 and variable spring(-supported) mount 62, spring(-supported) mount 52
It is formed at driven grinding stone and frame 5 is set, variable spring(-supported) mount 62 is arranged at outer cover 100, and variable spring(-supported) mount 62 is with being arranged on outer cover 100
The phase screw of screw rod 63 combine, if rotating screw rod 63, the bullet that variable spring(-supported) mount 62 and driven grinding stone set frame 5 can be adjusted
The distance between spring support 52 adjusts the intensity of spring 61.
Further, in the present invention, in order to easily take out the driven grinding stone 3 being worn, except driven grinding stone 3 is set
Put outside semicircular imperfect bearing 51, including setback device, above-mentioned setback device is for will be provided with being provided with driven grind
The driven grinding stone of the bearing 51 of grinding stone 3 sets frame 5 to be separated from grinding stone 2 is rotated.
Setback device, possesses：Drawstring 71, is arranged at driven grinding stone and sets frame 5；And fairlead 72, in order to by drawstring
71 are drawn out to foreign side, and fairlead is formed at the length direction center of screw rod 63, it is preferable that the end of drawstring 71 is provided with handle
73.Preferably, handle 73 has lever function.If making driven grinding stone set frame 5 to be ground from rotation with above-mentioned setback device
Stone 2 is separated, then the pressure of driven grinding stone 3 from spring 61 be released and can be easily from semicircle imperfect bearing bearing 51 take
Go out.That is, as shown in figure 3, the bearing 32 for being arranged at above-mentioned axle 31 is locked in the projection 52 of the bearing 51 of above-mentioned imperfect bearing
And set, when removing grinding stone, bearing 32 can be dismantled from open part 53.Fig. 3 hole 54 is used to prevent from revolving in grinding stone
Friction is produced when turning by bearing touch, the length that above-mentioned bearing 31 is set to be inserted in 54 is preferred.
Variable spring(-supported) mount 62 and driven grinding stone set frame 5 to be made up of the combination of piston and cylinder so that driven grinding
Stone sets frame 5 to be moved in the horizontal direction with predetermined.
Embodiment
The present invention provides knife sharpening device, it is characterised in that above-mentioned water supply installation 4, including：Bucket 41；And capillary bag
Paper 42, one end is impregnated in the water of bucket 41, and the other end is hung on grinding stone.
Preferably, said motor 1 includes battery unit, so as to receive power supply, in order to prevent the sputtering occurred during grinding
Phenomenon, said motor 1 has 350~400rpm rotating speed.There is provided so that in family, the user such as housewife can also be used
Mode limit the rotating speed of grinding stone.If rotating speed per minute is too fast, water can be to four directions sputtering, and user is difficult to make
With, and grinding stone can not be uniformly worn, so as to occur the problem of grinding stone formation jog.If on the contrary, every point
Clock rotating speed is excessively slow, then can reduce sharpening quality.Above-mentioned numerical value is the appropriate numerical value in view of above-mentioned key element.
Preferably, the width of above-mentioned rotation grinding stone 2 and driven grinding stone 3 is 3.5~8cm, and radius r is 2.5~5cm,
Above-mentioned spring 61 is formed by carbon steel or stainless steel, in order to prevent what is occurred during grinding to rotate the sky of grinding stone 2 and driven grinding stone 3
Then the spring constant with 10.0~35N/mm.In the case where the rigidity of spring is faint, rotating grinding stone 2 can not be normally
Driven grinding stone 3 is rotated, also, when whetting a knife, during by knife face contact between two grinding stones, it may occur that blade enters two
The phenomenon that can not be whetted a knife between individual grinding stone.
And, it is preferable that the grinding stone of side of the water supply installation 4 only into two grinding stones is supplied along capillary bag paper
42 water flowed down.Even if a grinding stone into two grinding stones supplies water, two grinding stones are also meshed in rotation and soaked
Two grinding stones.
With reference to accompanying drawing, the present invention is described, still, during this is only a variety of embodiments for include present subject matter
One embodiment, above-described embodiment is only used for making general technical staff of the technical field of the invention easily to implement this hair
Bright, the invention is not limited in the embodiment of described above.Therefore, protection scope of the present invention must require to protect by following invention
Scope is protected to explain, in the range of no more than present subject matter, all skills that can be implemented by change, displacement, replacement etc.
Scope is claimed in the invention that art item belongs to the present invention.Also, a part of structure in figure is used to make structure become more
Clearly, said structure provides the structure zoomed in or out compared with actual.Also, the reference of the claimed scope of invention is used
In help said structure, and be not meant as the present invention shape and structure qualification in accompanying drawing.
Claims (4)
1. a kind of Portable grinding knife system,
Rotation grinding stone (2) and driven grinding stone (3) are provided with outer cover (100), above-mentioned rotation grinding stone (2) is by motor
(1) rotate, above-mentioned driven grinding stone (3) is in contact with rotating grinding stone (2), together revolved with grinding stone (2) rotation is rotated
Turn,
And including water supply installation (4) and collecting vessel, above-mentioned water supply installation is used for above-mentioned rotation grinding stone (2) and driven grinding stone
(3) supply water, above-mentioned collecting vessel is arranged at the bottom of each grinding stone, for collecting grinding chip,
Above-mentioned knife sharpening device is characterised by,
Above-mentioned driven grinding stone (3), its axle (31) is arranged at the bearing (51) that driven grinding stone sets frame (5), above-mentioned bearing
(51) it is that, towards the semicircle imperfect bearing for rotating the opening of grinding stone (2) side, driven grinding stone sets frame (5) to pass through spring assembly
Outer cover (100) is connected to, the spring (61) of spring assembly is arranged at driven grinding stone and set between frame (5) and outer cover (100), uses
In making driven grinding stone set frame (5) to push to rotating grinding stone (2) side, above-mentioned spring assembly, except above-mentioned spring (61) it
Outside, in addition to spring(-supported) mount (52) and variable spring(-supported) mount, spring(-supported) mount is formed at driven grinding stone and sets frame (5), and variable spring is set up
Outer cover (100) is placed in, variable spring(-supported) mount (62) is combined with being arranged on screw rod (63) phase screw of outer cover (100), if rotating screw rod
(63), then adjust variable spring(-supported) mount (62) and driven grinding stone sets the distance between spring(-supported) mount (52) of frame (5) and can adjusted
The intensity of whole spring (61).
2. Portable grinding knife system according to claim 1, it is characterised in that above-mentioned knife sharpening device includes setback device,
Above-mentioned setback device be used for will be provided with driven grinding stone (3) driven grinding stone set frame (5) from rotate grinding stone (2) from
Open, setback device includes drawstring (71) and fairlead (72), drawstring is arranged at driven grinding stone and sets frame (5), and fairlead is set
In the length direction center of screw rod (63), for outwards drawing drawstring (71).
3. Portable grinding knife system according to claim 1, it is characterised in that above-mentioned water supply installation (4) includes bucket
(41) and capillary bag paper (42), one end of capillary bag paper is impregnated in the water of bucket (41), the other end across grinding stone and
Set.
4. Portable grinding knife system according to claim 1, it is characterised in that above-mentioned rotation grinding stone (2) and driven grind
The width (w) of grinding stone (3) is 3.5~8cm, and radius (r) is 2.5~5cm, and above-mentioned spring (64) is by carbon steel or stainless steel and shape
Into the spring constant with 10.0~35N/mm for the idle running occurred when preventing and grinding.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2015-0116504 | 2015-08-19 | ||
| KR1020150116504A KR101765181B1 (en) | 2015-08-19 | 2015-08-19 | A potable knife sharpening apparatus |
| PCT/KR2016/003177 WO2017030265A1 (en) | 2015-08-19 | 2016-03-29 | Portable knife sharpening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107073671A true CN107073671A (en) | 2017-08-18 |
Family
ID=58051971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680000559.1A Pending CN107073671A (en) | 2015-08-19 | 2016-03-29 | Portable grinding knife system |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101765181B1 (en) |
| CN (1) | CN107073671A (en) |
| WO (1) | WO2017030265A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113573847A (en) * | 2019-03-18 | 2021-10-29 | 蒂尔曼·里斯贝克 | Device for sharpening and cleaning a shaving apparatus having razor blades mounted in a razor blade unit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110293486A (en) * | 2019-08-06 | 2019-10-01 | 肖玉忠 | Portable cutting edge protector |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1235078A (en) * | 1959-09-09 | 1960-07-01 | Slitting machine for leather, skins or the like | |
| CN2067628U (en) * | 1990-05-16 | 1990-12-19 | 大连轻工业学院 | Mechanical sharpener for clothing cutting machine |
| US5027559A (en) * | 1988-05-06 | 1991-07-02 | Camoga S.P.A. | Sharpening unit for leather splitting machines |
| CN2493349Y (en) * | 2001-08-31 | 2002-05-29 | 东莞威霸清洁器材有限公司 | Polishing force adjustable polishing machine |
| KR20090131096A (en) * | 2008-06-17 | 2009-12-28 | 홍순민 | Knife sharpener |
| CN102873597A (en) * | 2012-10-07 | 2013-01-16 | 呼长波 | Electric double-sided knife sharpener |
| WO2013111384A1 (en) * | 2012-01-23 | 2013-08-01 | 東京オートマック株式会社 | Blade sharpener and grinding machine |
| CN203993388U (en) * | 2013-10-30 | 2014-12-10 | 胡锡辉 | A kind of cycle type multiaspect regulable knife sharpener |
| CN104259939A (en) * | 2014-09-26 | 2015-01-07 | 谭臻憬 | Height self-compensating knife grinder device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100545878B1 (en) * | 2004-06-02 | 2006-01-31 | 양승철 | grinding machine |
| KR200408787Y1 (en) * | 2005-12-03 | 2006-02-16 | 양승철 | grinding machine |
| KR100897765B1 (en) * | 2007-09-20 | 2009-05-15 | 강미영 | Electric motion knife abrader |
| KR20110092942A (en) * | 2010-02-11 | 2011-08-18 | 최병일 | Sharpening a blade device |
| KR20150091446A (en) * | 2015-07-14 | 2015-08-11 | 이승준 | Knife grinding device |
-
2015
- 2015-08-19 KR KR1020150116504A patent/KR101765181B1/en not_active Application Discontinuation
-
2016
- 2016-03-29 WO PCT/KR2016/003177 patent/WO2017030265A1/en active Application Filing
- 2016-03-29 CN CN201680000559.1A patent/CN107073671A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1235078A (en) * | 1959-09-09 | 1960-07-01 | Slitting machine for leather, skins or the like | |
| US5027559A (en) * | 1988-05-06 | 1991-07-02 | Camoga S.P.A. | Sharpening unit for leather splitting machines |
| CN2067628U (en) * | 1990-05-16 | 1990-12-19 | 大连轻工业学院 | Mechanical sharpener for clothing cutting machine |
| CN2493349Y (en) * | 2001-08-31 | 2002-05-29 | 东莞威霸清洁器材有限公司 | Polishing force adjustable polishing machine |
| KR20090131096A (en) * | 2008-06-17 | 2009-12-28 | 홍순민 | Knife sharpener |
| WO2013111384A1 (en) * | 2012-01-23 | 2013-08-01 | 東京オートマック株式会社 | Blade sharpener and grinding machine |
| CN102873597A (en) * | 2012-10-07 | 2013-01-16 | 呼长波 | Electric double-sided knife sharpener |
| CN203993388U (en) * | 2013-10-30 | 2014-12-10 | 胡锡辉 | A kind of cycle type multiaspect regulable knife sharpener |
| CN104259939A (en) * | 2014-09-26 | 2015-01-07 | 谭臻憬 | Height self-compensating knife grinder device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113573847A (en) * | 2019-03-18 | 2021-10-29 | 蒂尔曼·里斯贝克 | Device for sharpening and cleaning a shaving apparatus having razor blades mounted in a razor blade unit |
| CN113573847B (en) * | 2019-03-18 | 2023-10-10 | 蒂尔曼·里斯贝克 | Device for sharpening and cleaning a shaving device having razor blades mounted in a razor blade unit |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20170022046A (en) | 2017-03-02 |
| KR101765181B1 (en) | 2017-08-14 |
| WO2017030265A1 (en) | 2017-02-23 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170818 |
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| WD01 | Invention patent application deemed withdrawn after publication |