AU666659B2 - Improvements in or relating to razor blades - Google Patents

Improvements in or relating to razor blades Download PDF

Info

Publication number
AU666659B2
AU666659B2 AU21842/92A AU2184292A AU666659B2 AU 666659 B2 AU666659 B2 AU 666659B2 AU 21842/92 A AU21842/92 A AU 21842/92A AU 2184292 A AU2184292 A AU 2184292A AU 666659 B2 AU666659 B2 AU 666659B2
Authority
AU
Australia
Prior art keywords
diamond
layer
interlayer
tip
sharpened edge
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.)
Expired
Application number
AU21842/92A
Other languages
English (en)
Other versions
AU2184292A (en
Inventor
Chong-Ping P Chou
Manohar S Grewel
Steve S Hahn
John Madeira
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gillette Co LLC
Original Assignee
Gillette Co LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/759,812 external-priority patent/US5142785A/en
Application filed by Gillette Co LLC filed Critical Gillette Co LLC
Publication of AU2184292A publication Critical patent/AU2184292A/en
Application granted granted Critical
Publication of AU666659B2 publication Critical patent/AU666659B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

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
AU21842/92A 1991-04-26 1992-04-22 Improvements in or relating to razor blades Expired AU666659B2 (en)

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 (fr) 1991-04-26 1992-04-22 Ameliorations concernant les lames de rasoir

Publications (2)

Publication Number Publication Date
AU2184292A AU2184292A (en) 1992-12-21
AU666659B2 true AU666659B2 (en) 1996-02-22

Family

ID=27418553

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21842/92A Expired AU666659B2 (en) 1991-04-26 1992-04-22 Improvements in or relating to razor blades

Country Status (18)

Country Link
EP (1) EP0582676B1 (fr)
JP (1) JP3439761B2 (fr)
KR (1) KR100241239B1 (fr)
CN (1) CN1039527C (fr)
AT (1) ATE190892T1 (fr)
AU (1) AU666659B2 (fr)
CA (1) CA2102222C (fr)
CZ (1) CZ288085B6 (fr)
DE (1) DE69230822T2 (fr)
EG (1) EG19582A (fr)
ES (1) ES2143473T3 (fr)
HU (1) HUT69255A (fr)
MX (1) MX9201910A (fr)
MY (1) MY107736A (fr)
RU (1) RU2108234C1 (fr)
TR (1) TR26981A (fr)
TW (1) TW221976B (fr)
WO (1) WO1992019425A2 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0591339T3 (da) * 1991-06-24 1999-02-15 Gillette Co Barberblad og fremgangsmåde til fremstilling af et barberblad
ES2262037T3 (es) * 1994-04-25 2006-11-16 The Gillette Company Recubrimiento de cuchillas con diamante amorfo.
DE69610576T2 (de) * 1995-05-19 2001-05-31 Matsushita Electric Works Ltd Schneideinheit für elektrischen Rasierapparat
JP3555844B2 (ja) 1999-04-09 2004-08-18 三宅 正二郎 摺動部材およびその製造方法
JP5212416B2 (ja) * 2000-02-25 2013-06-19 住友電気工業株式会社 非晶質炭素被覆部材
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 (ja) 2003-07-31 2012-01-25 日産自動車株式会社 歯車
KR101003865B1 (ko) 2003-08-06 2010-12-30 닛산 지도우샤 가부시키가이샤 저마찰 접동 기구, 저마찰제 조성물 및 마찰 감소 방법
JP4973971B2 (ja) 2003-08-08 2012-07-11 日産自動車株式会社 摺動部材
US7771821B2 (en) 2003-08-21 2010-08-10 Nissan Motor Co., Ltd. Low-friction sliding member and low-friction sliding mechanism using same
EP1508611B1 (fr) 2003-08-22 2019-04-17 Nissan Motor Co., Ltd. Boîte de vitesse comprenant une composition d`huile de transmission
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 (zh) * 2005-12-23 2013-10-01 Hon Hai Prec Ind Co Ltd 一種磁性耐磨鍍膜及其製作方法
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
WO2016101990A1 (fr) 2014-12-22 2016-06-30 Bic-Violex Sa Lame de rasoir
WO2016015771A1 (fr) * 2014-07-31 2016-02-04 Bic-Violex Sa Revêtement de lame de rasoir
EP3616800B1 (fr) * 2018-08-31 2022-11-09 BIC Violex Single Member S.A. Amincissement de revêtements de lame de rasoir
US11759965B2 (en) * 2020-04-16 2023-09-19 The Gillette Company Llc Multi-layer coatings for a razor blade
CN112157817B (zh) * 2020-06-05 2022-04-05 新蔚来智能科技(山东)有限公司 一种装配式建筑预制构件生产线发泡混凝土混配系统
EP4238727A1 (fr) * 2020-10-27 2023-09-06 Dorco Co., Ltd. Lame de rasage asymétrique

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3349488A (en) * 1966-08-09 1967-10-31 Burnie J Craig Razor blades
US3761374A (en) * 1971-07-09 1973-09-25 Gillette Co Process for producing an improved cutting tool
US3802078A (en) * 1971-06-07 1974-04-09 P Denes Cutting device and method for making same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
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
US3829969A (en) * 1969-07-28 1974-08-20 Gillette Co Cutting tool with alloy coated sharpened edge
US4291463A (en) * 1979-12-31 1981-09-29 Warner-Lambert Company Water-soluble shaving aid for razor blades
DE3047888A1 (de) * 1980-12-19 1982-07-15 Philips Patentverwaltung Gmbh, 2000 Hamburg "schneidwerkzeug, verfahren zu seiner herstellung und seine verwendung"
US4933058A (en) * 1986-01-23 1990-06-12 The Gillette Company Formation of hard coatings on cutting edges
JP2580692B2 (ja) * 1988-03-28 1997-02-12 三菱マテリアル株式会社 人工ダイヤモンドコートの金および金合金製装飾品

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US3761374A (en) * 1971-07-09 1973-09-25 Gillette Co Process for producing an improved cutting tool

Also Published As

Publication number Publication date
ES2143473T3 (es) 2000-05-16
AU2184292A (en) 1992-12-21
MY107736A (en) 1996-05-30
CZ288085B6 (cs) 2001-04-11
EG19582A (en) 1999-05-31
CZ227593A3 (en) 1994-03-16
DE69230822T2 (de) 2000-12-07
HUT69255A (en) 1995-08-28
CN1068058A (zh) 1993-01-20
MX9201910A (es) 1992-11-01
WO1992019425A2 (fr) 1992-11-12
EP0582676B1 (fr) 2000-03-22
CA2102222C (fr) 1998-08-25
JP3439761B2 (ja) 2003-08-25
EP0582676A4 (en) 1994-07-06
DE69230822D1 (de) 2000-04-27
CN1039527C (zh) 1998-08-19
TR26981A (tr) 1994-09-12
ATE190892T1 (de) 2000-04-15
TW221976B (fr) 1994-04-01
EP0582676A1 (fr) 1994-02-16
CA2102222A1 (fr) 1992-10-27
JPH06507100A (ja) 1994-08-11
WO1992019425A3 (fr) 1993-01-21
KR100241239B1 (ko) 2000-03-02
RU2108234C1 (ru) 1998-04-10

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