IE36250B1 - Improvements in razor blades - Google Patents

Improvements in razor blades

Info

Publication number
IE36250B1
IE36250B1 IE431/72A IE43172A IE36250B1 IE 36250 B1 IE36250 B1 IE 36250B1 IE 431/72 A IE431/72 A IE 431/72A IE 43172 A IE43172 A IE 43172A IE 36250 B1 IE36250 B1 IE 36250B1
Authority
IE
Ireland
Prior art keywords
razor blades
razor
coating
alloy
gb1352241a
Prior art date
Application number
IE431/72A
Other versions
IE36250L (en
Original Assignee
Wilkinson Sword Ltd
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 Wilkinson Sword Ltd filed Critical Wilkinson Sword Ltd
Publication of IE36250L publication Critical patent/IE36250L/en
Publication of IE36250B1 publication Critical patent/IE36250B1/en

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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31681—Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]

Abstract

1352241 Razor blades WILKINSON SWORD Ltd 30 March 1972 [13 April 1971 29 Jan 1972] 10649/71 and 4306/72 Heading B4B [Also in Divisions C7 and B2] A razor blade has its cutting edge coated by, e.g. vapour deposition or sputtering with the nitride of an alloy containing Cr. The edge may have an intermediate Cr alloy coating, and an outer coating of p.t.f.e. or a copolymer with thiocarbonyl fluoride. [GB1352241A]
IE431/72A 1971-04-13 1972-04-05 Improvements in razor blades IE36250B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1064971A GB1352241A (en) 1971-04-13 1971-04-13 Razor blades
GB430672 1972-01-29

Publications (2)

Publication Number Publication Date
IE36250L IE36250L (en) 1972-10-13
IE36250B1 true IE36250B1 (en) 1976-09-15

Family

ID=26239033

Family Applications (1)

Application Number Title Priority Date Filing Date
IE431/72A IE36250B1 (en) 1971-04-13 1972-04-05 Improvements in razor blades

Country Status (19)

Country Link
US (1) US3838512A (en)
AR (1) AR201729A1 (en)
AU (1) AU473368B2 (en)
BE (1) BE781399A (en)
BG (1) BG20303A3 (en)
CA (1) CA951600A (en)
CH (1) CH553039A (en)
DD (1) DD95336A5 (en)
DE (1) DE2216030A1 (en)
FR (1) FR2136174A5 (en)
GB (1) GB1352241A (en)
IE (1) IE36250B1 (en)
IL (1) IL39203A (en)
IT (1) IT953363B (en)
LU (1) LU65093A1 (en)
PL (1) PL83573B1 (en)
RO (1) RO62302A (en)
SE (1) SE373776B (en)
TR (1) TR17374A (en)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1128618A1 (en) * 1982-10-10 1987-03-07 Всесоюзный Научно-Исследовательский Инструментальный Институт Material of wear-resistant coating of metal-cutting tool
DE3503105A1 (en) * 1985-01-30 1986-07-31 Leybold-Heraeus GmbH, 5000 Köln METHOD FOR COATING MACHINE PARTS AND TOOLS WITH CARBIDE MATERIAL AND MACHINE PARTS AND TOOLS PRODUCED BY THE METHOD
US4769291A (en) * 1987-02-02 1988-09-06 The Boc Group, Inc. Transparent coatings by reactive sputtering
JPH04368A (en) * 1990-04-17 1992-01-06 Riken Corp Wear resistant coating film and production thereof
US5048191A (en) * 1990-06-08 1991-09-17 The Gillette Company Razor blade technology
ZA928617B (en) * 1991-11-15 1993-05-11 Gillette Co Shaving system.
ES2073899T3 (en) * 1992-02-14 1995-08-16 Wilkinson Sword Gmbh HEAD OF A SHAVING DEVICE, ESPECIALLY A SHAVING BLADE UNIT, OF A WET SHAVING DEVICE.
GB9311034D0 (en) * 1993-05-28 1993-07-14 Gillette Co Method of coating cutting edges
US6096426A (en) * 1997-08-01 2000-08-01 Mascotech, Inc. Coating having the appearance of black chrome
US6346327B1 (en) 1997-08-01 2002-02-12 Mascotech Coatings, Inc. Chrome coated article
US6242100B1 (en) 1997-08-01 2001-06-05 Mascotech Coatings, Inc. Chrome coating having a top layer thereon
US6103381A (en) * 1997-08-01 2000-08-15 Mascotech, Inc. Coating having the appearance of black chrome with a silicone top layer
US6168242B1 (en) 1997-08-01 2001-01-02 Mascotech, Inc. Zirconium nitride coating having a top layer thereon
US6090490A (en) * 1997-08-01 2000-07-18 Mascotech, Inc. Zirconium compound coating having a silicone layer thereon
GB9805102D0 (en) 1998-03-10 1998-05-06 Ciba Geigy Ag Device
US6277494B1 (en) 1999-03-05 2001-08-21 Mascotech, Inc. Chrome coated article
US6399219B1 (en) 1999-12-23 2002-06-04 Vapor Technologies, Inc. Article having a decorative and protective coating thereon
US6391457B1 (en) 1999-12-23 2002-05-21 Vapor Technologies, Inc. Coated article
US6684513B1 (en) 2000-02-29 2004-02-03 The Gillette Company Razor blade technology
US7152526B2 (en) * 2002-01-29 2006-12-26 Nihon New Chrome Co., Ltd. Surface treated doctor blade
KR101034527B1 (en) * 2002-08-21 2011-05-12 코닌클리케 필립스 일렉트로닉스 엔.브이. A cutting member having a superlattice coating
EP1646482A1 (en) * 2003-07-15 2006-04-19 Koninklijke Philips Electronics N.V. A coated cutting member having a nitride hardened substrate
CN101035925B (en) * 2004-09-08 2010-09-08 比克-维奥利克斯公司 Method for deposition of coating on a razor blade edge and razor blade
WO2006079360A1 (en) * 2005-01-27 2006-08-03 Bic Violex Sa Razor blade, razor head, razor and method of manufacturing a razor blade
US20070124944A1 (en) * 2005-11-30 2007-06-07 Eveready Battery Company, Inc. Razor blade and method of making it
US7966909B2 (en) * 2007-07-25 2011-06-28 The Gillette Company Process of forming a razor blade
PL3204199T3 (en) 2014-10-06 2021-01-25 Edgewell Personal Care Brands, Llc Method of shaping a surface coating on a razor blade using centrifugal force
US9943879B2 (en) 2014-10-06 2018-04-17 Edgewell Personal Care Brands, Llc Method of shaping a surface coating on a razor blade
EP3639991A1 (en) 2018-10-19 2020-04-22 Edgewell Personal Care Brands, LLC Razor blade and method of making it
WO2022144828A1 (en) 2021-01-04 2022-07-07 Ownbackup Ltd. Target environment data seeding
CN117881510A (en) 2021-08-24 2024-04-12 Edgewell个人护理品牌有限责任公司 System and method for coating a blade

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1930388A (en) * 1931-02-25 1933-10-10 Thos Firth & John Brown Ltd Process for hardening alloy steels
US2087051A (en) * 1933-12-21 1937-07-13 Gillette Safety Razor Co Fine edge blade and method of making the same
US2452915A (en) * 1947-06-27 1948-11-02 Armco Steel Corp Nitriding process
US3283117A (en) * 1965-04-22 1966-11-01 Philip Morris Inc Method for coating cutting edges of sharpened instruments
GB1193067A (en) * 1966-08-02 1970-05-28 Wilkinson Sword Ltd Improvements in Razor Blades.
GB1200165A (en) * 1968-02-01 1970-07-29 Gen Electric Improvements in the hard surfacing of metal articles

Also Published As

Publication number Publication date
CA951600A (en) 1974-07-23
PL83573B1 (en) 1975-12-31
BE781399A (en) 1972-09-29
BG20303A3 (en) 1975-11-05
SE373776B (en) 1975-02-17
LU65093A1 (en) 1972-07-11
US3838512A (en) 1974-10-01
AU473368B2 (en) 1976-06-17
IL39203A (en) 1975-04-25
AU4082172A (en) 1973-10-11
DD95336A5 (en) 1973-01-20
GB1352241A (en) 1974-05-08
IL39203A0 (en) 1972-06-28
RO62302A (en) 1980-01-15
FR2136174A5 (en) 1972-12-22
TR17374A (en) 1975-03-24
DE2216030A1 (en) 1972-10-26
IE36250L (en) 1972-10-13
CH553039A (en) 1974-08-30
IT953363B (en) 1973-08-10
AR201729A1 (en) 1975-04-15

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