AU667816B2 - Improvements in or relating to razor blades - Google Patents

Improvements in or relating to razor blades Download PDF

Info

Publication number
AU667816B2
AU667816B2 AU21927/92A AU2192792A AU667816B2 AU 667816 B2 AU667816 B2 AU 667816B2 AU 21927/92 A AU21927/92 A AU 21927/92A AU 2192792 A AU2192792 A AU 2192792A AU 667816 B2 AU667816 B2 AU 667816B2
Authority
AU
Australia
Prior art keywords
diamond
tip
less
razor blade
layer
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.)
Ceased
Application number
AU21927/92A
Other languages
English (en)
Other versions
AU2192792A (en
Inventor
Lamar Eugene Brooks
Chong-Ping Peter Chou
Steve Syng-Hi Hahn
John Madeira
C. Robert Parent
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 US07/719,793 external-priority patent/US5232568A/en
Application filed by Gillette Co LLC filed Critical Gillette Co LLC
Publication of AU2192792A publication Critical patent/AU2192792A/en
Application granted granted Critical
Publication of AU667816B2 publication Critical patent/AU667816B2/en
Anticipated expiration legal-status Critical
Ceased 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
AU21927/92A 1991-06-24 1992-06-11 Improvements in or relating to razor blades Ceased AU667816B2 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US07/719,793 US5232568A (en) 1991-06-24 1991-06-24 Razor technology
US719793 1991-06-24
US79242791A 1991-11-15 1991-11-15
US792427 1991-11-15
PCT/US1992/004932 WO1993000204A1 (fr) 1991-06-24 1992-06-11 Ameliorations apportees a des lames de rasoir

Publications (2)

Publication Number Publication Date
AU2192792A AU2192792A (en) 1993-01-25
AU667816B2 true AU667816B2 (en) 1996-04-18

Family

ID=27110143

Family Applications (1)

Application Number Title Priority Date Filing Date
AU21927/92A Ceased AU667816B2 (en) 1991-06-24 1992-06-11 Improvements in or relating to razor blades

Country Status (19)

Country Link
EP (1) EP0591339B1 (fr)
JP (1) JP3722829B2 (fr)
KR (1) KR100245979B1 (fr)
CN (1) CN1039793C (fr)
AT (1) ATE169547T1 (fr)
AU (1) AU667816B2 (fr)
CA (1) CA2111343C (fr)
CZ (1) CZ286598B6 (fr)
DE (1) DE69226640T2 (fr)
DK (1) DK0591339T3 (fr)
EG (1) EG19616A (fr)
ES (1) ES2118821T3 (fr)
MA (1) MA22561A1 (fr)
MX (1) MX9203147A (fr)
MY (1) MY110072A (fr)
PL (1) PL170815B1 (fr)
TR (1) TR27155A (fr)
TW (1) TW215423B (fr)
WO (1) WO1993000204A1 (fr)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA928617B (en) * 1991-11-15 1993-05-11 Gillette Co Shaving system.
PL178753B1 (pl) * 1994-04-25 2000-06-30 Gillette Co Ostrze golarki i sposób wytwarzania ostrza golarki
US5490329A (en) * 1994-05-17 1996-02-13 The Gillette Company Shaving system
US5693094A (en) 1995-05-09 1997-12-02 Allergan IOL for reducing secondary opacification
US6162249A (en) * 1998-05-29 2000-12-19 Allergan IOI for inhibiting cell growth and reducing glare
US6884262B2 (en) 1998-05-29 2005-04-26 Advanced Medical Optics, Inc. Enhanced intraocular lens for reducing glare
US6468306B1 (en) 1998-05-29 2002-10-22 Advanced Medical Optics, Inc IOL for inhibiting cell growth and reducing glare
KR20010041270A (ko) * 1998-12-24 2001-05-15 요트.게.아. 롤페즈 보조층을 갖는 절단부재 제조방법
US6684513B1 (en) 2000-02-29 2004-02-03 The Gillette Company Razor blade technology
US20050028389A1 (en) * 2001-06-12 2005-02-10 Wort Christopher John Howard Cvd diamond cutting insert
WO2003006218A1 (fr) * 2001-07-11 2003-01-23 Koninklijke Philips Electronics N.V. Element tranchant pouvu d'une pointe a profil double
US6648741B2 (en) 2002-03-14 2003-11-18 Advanced Medical Optics, Inc. Apparatus for protecting the edge geometry of an intraocular lens during glass bead polishing process
GB0212530D0 (en) * 2002-05-30 2002-07-10 Diamanx Products Ltd Diamond cutting insert
US20050246904A1 (en) * 2002-08-21 2005-11-10 Koninklijke Philips Electronics N.V. Cutting member having a superlattice coating
US7621949B2 (en) 2003-12-09 2009-11-24 Advanced Medical Optics, Inc. Foldable intraocular lens and method of making
JP2009525826A (ja) * 2006-02-10 2009-07-16 エバレデイ バツテリ カンパニー インコーポレーテツド かみそり刃のための多層コーティング
US7882640B2 (en) * 2006-03-29 2011-02-08 The Gillette Company Razor blades and razors
US8011104B2 (en) 2006-04-10 2011-09-06 The Gillette Company Cutting members for shaving razors
US20130014395A1 (en) 2011-07-14 2013-01-17 Ashok Bakul Patel Razor blades having a large tip radius
US20130014396A1 (en) 2011-07-14 2013-01-17 Kenneth James Skrobis Razor blades having a wide facet angle
CN106584525A (zh) * 2015-10-20 2017-04-26 余荣恺 理发剪的刀头及其制造方法
EP3372362A1 (fr) * 2017-03-08 2018-09-12 BIC-Violex S.A. Lame de rasoir
CA3173543A1 (fr) 2020-04-16 2021-10-21 The Gillette Company Llc Revetements pour lame de rasoir
EP4135951A1 (fr) 2020-04-16 2023-02-22 The Gillette Company LLC Revêtements multicouches pour lame de rasoir
JP2023518810A (ja) 2020-04-16 2023-05-08 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 かみそり刃のためのコーティング
US20230373121A1 (en) 2022-05-20 2023-11-23 The Gillette Company Llc Non-fluorinated organic coating material for a razor blade
US20230373120A1 (en) 2022-05-20 2023-11-23 The Gillette Company Llc Method of coating a razor blade

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761372A (en) * 1971-07-09 1973-09-25 Gillette Co Method for producing an improved cutting tool
US3829969A (en) * 1969-07-28 1974-08-20 Gillette Co Cutting tool with alloy coated sharpened edge
US4586255A (en) * 1984-10-15 1986-05-06 The Gillette Company Razor blade assembly

Family Cites Families (8)

* 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
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
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"
BR8307616A (pt) * 1982-11-19 1984-10-02 Gillette Co Laminas de barbear
US4933058A (en) * 1986-01-23 1990-06-12 The Gillette Company Formation of hard coatings on cutting edges
JP3439761B2 (ja) * 1991-04-26 2003-08-25 ザ ジレット カンパニー かみそり刃に関する改良

Patent Citations (3)

* Cited by examiner, † Cited by third party
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
US3761372A (en) * 1971-07-09 1973-09-25 Gillette Co Method for producing an improved cutting tool
US4586255A (en) * 1984-10-15 1986-05-06 The Gillette Company Razor blade assembly

Also Published As

Publication number Publication date
TR27155A (tr) 1994-11-09
DK0591339T3 (da) 1999-02-15
CN1039793C (zh) 1998-09-16
MA22561A1 (fr) 1992-12-31
TW215423B (fr) 1993-11-01
JPH07503377A (ja) 1995-04-13
MX9203147A (es) 1993-02-01
EP0591339A4 (fr) 1994-08-31
ATE169547T1 (de) 1998-08-15
CN1068990A (zh) 1993-02-17
WO1993000204A1 (fr) 1993-01-07
PL170815B1 (en) 1997-01-31
DE69226640D1 (de) 1998-09-17
DE69226640T2 (de) 1999-03-18
CZ289093A3 (en) 1995-04-12
EP0591339A1 (fr) 1994-04-13
KR100245979B1 (ko) 2000-05-01
MY110072A (en) 1997-12-31
ES2118821T3 (es) 1998-10-01
CA2111343C (fr) 1998-07-28
CZ286598B6 (cs) 2000-05-17
EP0591339B1 (fr) 1998-08-12
EG19616A (en) 1995-07-27
JP3722829B2 (ja) 2005-11-30
CA2111343A1 (fr) 1993-01-07
AU2192792A (en) 1993-01-25

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired