EP0582676A4 - Improvements in or relating to razor blades - Google Patents
Improvements in or relating to razor bladesInfo
- Publication number
- EP0582676A4 EP0582676A4 EP19920913377 EP92913377A EP0582676A4 EP 0582676 A4 EP0582676 A4 EP 0582676A4 EP 19920913377 EP19920913377 EP 19920913377 EP 92913377 A EP92913377 A EP 92913377A EP 0582676 A4 EP0582676 A4 EP 0582676A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- diamond
- layer
- carbon
- angstroms
- interlayer
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B21/00—Razors of the open or knife type; Safety razors or other shaving implements of the planing type; Hair-trimming devices involving a razor-blade; Equipment therefor
- B26B21/54—Razor-blades
- B26B21/58—Razor-blades characterised by the material
- B26B21/60—Razor-blades characterised by the material by the coating material
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dry Shavers And Clippers (AREA)
- Physical Vapour Deposition (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Chemical Vapour Deposition (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Nonmetal Cutting Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
Claims
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69201091A | 1991-04-26 | 1991-04-26 | |
US692010 | 1991-04-26 | ||
US759812 | 1991-08-26 | ||
US07/759,812 US5142785A (en) | 1991-04-26 | 1991-08-26 | Razor technology |
US83525192A | 1992-02-13 | 1992-02-13 | |
US835251 | 1992-02-13 | ||
PCT/US1992/003330 WO1992019425A2 (en) | 1991-04-26 | 1992-04-22 | Improvements in or relating to razor blades |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0582676A1 EP0582676A1 (en) | 1994-02-16 |
EP0582676A4 true EP0582676A4 (en) | 1994-07-06 |
EP0582676B1 EP0582676B1 (en) | 2000-03-22 |
Family
ID=27418553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92913377A Expired - Lifetime EP0582676B1 (en) | 1991-04-26 | 1992-04-22 | Improvements in or relating to razor blades |
Country Status (18)
Country | Link |
---|---|
EP (1) | EP0582676B1 (en) |
JP (1) | JP3439761B2 (en) |
KR (1) | KR100241239B1 (en) |
CN (1) | CN1039527C (en) |
AT (1) | ATE190892T1 (en) |
AU (1) | AU666659B2 (en) |
CA (1) | CA2102222C (en) |
CZ (1) | CZ288085B6 (en) |
DE (1) | DE69230822T2 (en) |
EG (1) | EG19582A (en) |
ES (1) | ES2143473T3 (en) |
HU (1) | HUT69255A (en) |
MX (1) | MX9201910A (en) |
MY (1) | MY107736A (en) |
RU (1) | RU2108234C1 (en) |
TR (1) | TR26981A (en) |
TW (1) | TW221976B (en) |
WO (1) | WO1992019425A2 (en) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993000204A1 (en) * | 1991-06-24 | 1993-01-07 | The Gillette Company | Improvements in or relating to razor blades |
PL179312B1 (en) * | 1994-04-25 | 2000-08-31 | Gillette Co | Shaving unit, method of applying a high-hardness coating onto cutting edge forming surfaces of razor blade and razor blade obtained thereby |
EP0743144B1 (en) * | 1995-05-19 | 2000-10-11 | Matsushita Electric Works, Ltd. | Cutter combination for an electric shaver |
JP3555844B2 (en) | 1999-04-09 | 2004-08-18 | 三宅 正二郎 | Sliding member and manufacturing method thereof |
JP5212416B2 (en) * | 2000-02-25 | 2013-06-19 | 住友電気工業株式会社 | Amorphous carbon coated member |
US6684513B1 (en) | 2000-02-29 | 2004-02-03 | The Gillette Company | Razor blade technology |
US6969198B2 (en) | 2002-11-06 | 2005-11-29 | Nissan Motor Co., Ltd. | Low-friction sliding mechanism |
JP4863152B2 (en) | 2003-07-31 | 2012-01-25 | 日産自動車株式会社 | gear |
KR20060039932A (en) | 2003-08-06 | 2006-05-09 | 닛산 지도우샤 가부시키가이샤 | Low-friction sliding mechanism, low-friction agent composition and method of friction reduction |
JP4973971B2 (en) | 2003-08-08 | 2012-07-11 | 日産自動車株式会社 | Sliding member |
US7771821B2 (en) | 2003-08-21 | 2010-08-10 | Nissan Motor Co., Ltd. | Low-friction sliding member and low-friction sliding mechanism using same |
EP1508611B1 (en) | 2003-08-22 | 2019-04-17 | Nissan Motor Co., Ltd. | Transmission comprising low-friction sliding members and transmission oil therefor |
US7673541B2 (en) | 2004-06-03 | 2010-03-09 | The Gillette Company | Colored razor blades |
US7284461B2 (en) * | 2004-12-16 | 2007-10-23 | The Gillette Company | Colored razor blades |
TWI410507B (en) * | 2005-12-23 | 2013-10-01 | Hon Hai Prec Ind Co Ltd | Magnetic wear resistance film and method for fabricating the same |
US8011104B2 (en) | 2006-04-10 | 2011-09-06 | The Gillette Company | Cutting members for shaving razors |
US7966909B2 (en) | 2007-07-25 | 2011-06-28 | The Gillette Company | Process of forming a razor blade |
US20130014395A1 (en) * | 2011-07-14 | 2013-01-17 | Ashok Bakul Patel | Razor blades having a large tip radius |
US20130031794A1 (en) | 2011-08-05 | 2013-02-07 | Duff Jr Ronald Richard | RAZOR BLADES WITH ALUMINUM MAGNESIUM BORIDE (AlMgB14)-BASED COATINGS |
US9808944B2 (en) * | 2014-06-17 | 2017-11-07 | The Gillette Company Llc | Methods of manufacturing silicon blades for shaving razors |
WO2016015771A1 (en) * | 2014-07-31 | 2016-02-04 | Bic-Violex Sa | Razor blade coating |
US11230024B2 (en) | 2014-12-22 | 2022-01-25 | Bic-Violex Sa | Razor blade |
EP3616800B1 (en) * | 2018-08-31 | 2022-11-09 | BIC Violex Single Member S.A. | Thinning of razor blade coatings |
JP2023518358A (en) * | 2020-04-16 | 2023-05-01 | ザ ジレット カンパニー リミテッド ライアビリティ カンパニー | Multi-layer coating for razor blades |
CN112157817B (en) * | 2020-06-05 | 2022-04-05 | 新蔚来智能科技(山东)有限公司 | Assembly type building prefabricated component production line foaming concrete blending system |
CN116367979A (en) * | 2020-10-27 | 2023-06-30 | 株式会社多乐可 | Asymmetric razor blade |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3829969A (en) * | 1969-07-28 | 1974-08-20 | Gillette Co | Cutting tool with alloy coated sharpened edge |
DE3047888A1 (en) * | 1980-12-19 | 1982-07-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Cutting tools, esp. razor blades - where CVD activated by plasma is used to coat tool with carbon possessing structure similar to diamond |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3480483A (en) * | 1965-05-06 | 1969-11-25 | Wilkinson Sword Ltd | Razor blades and methods of manufacture thereof |
US3349488A (en) * | 1966-08-09 | 1967-10-31 | Burnie J Craig | Razor blades |
US3802078A (en) * | 1971-06-07 | 1974-04-09 | P Denes | Cutting device and method for making same |
US3761372A (en) * | 1971-07-09 | 1973-09-25 | Gillette Co | Method for producing an improved cutting tool |
US4291463A (en) * | 1979-12-31 | 1981-09-29 | Warner-Lambert Company | Water-soluble shaving aid for razor blades |
US4933058A (en) * | 1986-01-23 | 1990-06-12 | The Gillette Company | Formation of hard coatings on cutting edges |
JP2580692B2 (en) * | 1988-03-28 | 1997-02-12 | 三菱マテリアル株式会社 | Artificial diamond-coated gold and gold alloy ornaments |
-
1992
- 1992-04-22 CZ CZ19932275A patent/CZ288085B6/en not_active IP Right Cessation
- 1992-04-22 KR KR1019930703244A patent/KR100241239B1/en not_active IP Right Cessation
- 1992-04-22 WO PCT/US1992/003330 patent/WO1992019425A2/en active IP Right Grant
- 1992-04-22 ES ES92913377T patent/ES2143473T3/en not_active Expired - Lifetime
- 1992-04-22 CA CA002102222A patent/CA2102222C/en not_active Expired - Lifetime
- 1992-04-22 HU HU9303018A patent/HUT69255A/en unknown
- 1992-04-22 AU AU21842/92A patent/AU666659B2/en not_active Expired
- 1992-04-22 AT AT92913377T patent/ATE190892T1/en not_active IP Right Cessation
- 1992-04-22 RU RU93057879A patent/RU2108234C1/en not_active IP Right Cessation
- 1992-04-22 JP JP51189992A patent/JP3439761B2/en not_active Expired - Lifetime
- 1992-04-22 DE DE69230822T patent/DE69230822T2/en not_active Expired - Lifetime
- 1992-04-22 EP EP92913377A patent/EP0582676B1/en not_active Expired - Lifetime
- 1992-04-23 EG EG21792A patent/EG19582A/en active
- 1992-04-24 MX MX9201910A patent/MX9201910A/en unknown
- 1992-04-25 MY MYPI92000711A patent/MY107736A/en unknown
- 1992-04-25 CN CN92103958.1A patent/CN1039527C/en not_active Expired - Lifetime
- 1992-04-27 TR TR00370/92A patent/TR26981A/en unknown
- 1992-05-06 TW TW081103537A patent/TW221976B/zh active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3829969A (en) * | 1969-07-28 | 1974-08-20 | Gillette Co | Cutting tool with alloy coated sharpened edge |
DE3047888A1 (en) * | 1980-12-19 | 1982-07-15 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Cutting tools, esp. razor blades - where CVD activated by plasma is used to coat tool with carbon possessing structure similar to diamond |
Also Published As
Publication number | Publication date |
---|---|
TR26981A (en) | 1994-09-12 |
ES2143473T3 (en) | 2000-05-16 |
EG19582A (en) | 1999-05-31 |
EP0582676A1 (en) | 1994-02-16 |
JP3439761B2 (en) | 2003-08-25 |
AU666659B2 (en) | 1996-02-22 |
WO1992019425A3 (en) | 1993-01-21 |
RU2108234C1 (en) | 1998-04-10 |
MX9201910A (en) | 1992-11-01 |
DE69230822T2 (en) | 2000-12-07 |
EP0582676B1 (en) | 2000-03-22 |
JPH06507100A (en) | 1994-08-11 |
ATE190892T1 (en) | 2000-04-15 |
WO1992019425A2 (en) | 1992-11-12 |
TW221976B (en) | 1994-04-01 |
CN1068058A (en) | 1993-01-20 |
CZ288085B6 (en) | 2001-04-11 |
HUT69255A (en) | 1995-08-28 |
KR100241239B1 (en) | 2000-03-02 |
CA2102222A1 (en) | 1992-10-27 |
CZ227593A3 (en) | 1994-03-16 |
MY107736A (en) | 1996-05-30 |
DE69230822D1 (en) | 2000-04-27 |
CA2102222C (en) | 1998-08-25 |
CN1039527C (en) | 1998-08-19 |
AU2184292A (en) | 1992-12-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5295305A (en) | Razor blade technology | |
US5142785A (en) | Razor technology | |
EP0582676B1 (en) | Improvements in or relating to razor blades | |
US5669144A (en) | Razor blade technology | |
US5232568A (en) | Razor technology | |
EP0591339B1 (en) | Razor blade and process for forming a razor blade | |
US6289593B1 (en) | Amorphous diamond coating of blades | |
EP0532501B1 (en) | Razor blade technology | |
US7966909B2 (en) | Process of forming a razor blade | |
WO1991014548A1 (en) | Razor blade technology | |
EP0579756B1 (en) | Coated cutting tool | |
PL170959B1 (en) | Method of making a safety-razor blade and safety-razor blade obtained thereby |
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