CA2104463C - Improved razor blades - Google Patents

Improved razor blades

Info

Publication number
CA2104463C
CA2104463C CA002104463A CA2104463A CA2104463C CA 2104463 C CA2104463 C CA 2104463C CA 002104463 A CA002104463 A CA 002104463A CA 2104463 A CA2104463 A CA 2104463A CA 2104463 C CA2104463 C CA 2104463C
Authority
CA
Canada
Prior art keywords
silane
cutting edge
polymer
edge regions
blades
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 - Lifetime
Application number
CA002104463A
Other languages
English (en)
French (fr)
Other versions
CA2104463A1 (en
Inventor
Hoang Mai Trankiem
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
Application filed by Gillette Co LLC filed Critical Gillette Co LLC
Publication of CA2104463A1 publication Critical patent/CA2104463A1/en
Application granted granted Critical
Publication of CA2104463C publication Critical patent/CA2104463C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26BHAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
    • B26B21/00Razors 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
    • B26B21/54Razor-blades
    • B26B21/58Razor-blades characterised by the material
    • B26B21/60Razor-blades characterised by the material by the coating material
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S76/00Metal tools and implements, making
    • Y10S76/08Razor blade manufacturing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paints Or Removers (AREA)
  • Dry Shavers And Clippers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
CA002104463A 1991-03-01 1992-02-20 Improved razor blades Expired - Lifetime CA2104463C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US66323091A 1991-03-01 1991-03-01
US663,230 1991-03-01
US07/741,843 US5101565A (en) 1991-03-01 1991-08-07 Razor blades
US741,843 1991-08-07

Publications (2)

Publication Number Publication Date
CA2104463A1 CA2104463A1 (en) 1992-09-02
CA2104463C true CA2104463C (en) 1995-12-12

Family

ID=27098704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002104463A Expired - Lifetime CA2104463C (en) 1991-03-01 1992-02-20 Improved razor blades

Country Status (16)

Country Link
US (1) US5101565A (OSRAM)
EP (1) EP0573600B1 (OSRAM)
JP (1) JPH06505410A (OSRAM)
AT (1) ATE130538T1 (OSRAM)
AU (1) AU644959B2 (OSRAM)
BR (1) BR9205695A (OSRAM)
CA (1) CA2104463C (OSRAM)
DE (1) DE69206260T2 (OSRAM)
DK (1) DK0573600T3 (OSRAM)
EG (1) EG19400A (OSRAM)
ES (1) ES2079863T3 (OSRAM)
GR (1) GR3018574T3 (OSRAM)
MX (1) MX9200861A (OSRAM)
PL (1) PL169048B1 (OSRAM)
TR (1) TR26812A (OSRAM)
WO (1) WO1992015431A1 (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5604983A (en) * 1994-04-14 1997-02-25 The Gillette Company Razor system
US6710123B1 (en) 1999-11-12 2004-03-23 Atofina Chemicals, Inc. Fluoropolymers containing organo-silanes and methods of making the same
US6833414B2 (en) * 2002-02-12 2004-12-21 Arkema Inc. Cross-linkable aqueous fluoropolymer based dispersions containing silanes
AU2003247063A1 (en) * 2002-08-21 2004-03-11 Koninklijke Philips Electronics N.V. A cutting member having a superlattice coating
EP1608492A1 (en) * 2003-04-03 2005-12-28 Eveready Battery Company, Inc. Razor blades having a non-linear cutting edge and a method for manufacture thereof
JP5373976B2 (ja) 2009-10-22 2013-12-18 ビック・バイオレクス・エス・エー レーザブレードに潤滑コーティングを形成する方法およびそのようなレーザブレードならびにレーザブレードコーティングシステム
DE102011085574A1 (de) * 2011-11-02 2013-05-02 Wacker Chemie Ag Behandlung von Stahloberflächen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE581496A (OSRAM) * 1958-11-25 1900-01-01
NL259570A (OSRAM) * 1959-12-31
US3518110A (en) * 1964-07-23 1970-06-30 Gillette Co Razor blade and method of making same
US3829969A (en) * 1969-07-28 1974-08-20 Gillette Co Cutting tool with alloy coated sharpened edge
AU485283B2 (en) * 1971-05-18 1974-10-03 Warner-Lambert Company Method of making a razorblade
US4330576A (en) * 1977-02-22 1982-05-18 Warner-Lambert Company Razor blade coating and method
JPS56100676A (en) * 1980-01-17 1981-08-12 Sumitomo Electric Ind Ltd Fluorine-base resin coating method

Also Published As

Publication number Publication date
EP0573600B1 (en) 1995-11-22
ATE130538T1 (de) 1995-12-15
DK0573600T3 (da) 1995-12-18
EG19400A (en) 1995-01-31
WO1992015431A1 (en) 1992-09-17
US5101565A (en) 1992-04-07
BR9205695A (pt) 1994-05-17
CA2104463A1 (en) 1992-09-02
AU1586892A (en) 1992-10-06
EP0573600A1 (en) 1993-12-15
ES2079863T3 (es) 1996-01-16
DE69206260T2 (de) 1996-07-18
TR26812A (tr) 1994-08-09
JPH06505410A (ja) 1994-06-23
AU644959B2 (en) 1993-12-23
DE69206260D1 (de) 1996-01-04
GR3018574T3 (en) 1996-03-31
EP0573600A4 (OSRAM) 1994-02-02
PL169048B1 (pl) 1996-05-31
MX9200861A (es) 1992-09-01

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Legal Events

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