GB1438654A - Members having a cutting edge - Google Patents

Members having a cutting edge

Info

Publication number
GB1438654A
GB1438654A GB3664572A GB3664572A GB1438654A GB 1438654 A GB1438654 A GB 1438654A GB 3664572 A GB3664572 A GB 3664572A GB 3664572 A GB3664572 A GB 3664572A GB 1438654 A GB1438654 A GB 1438654A
Authority
GB
United Kingdom
Prior art keywords
coating
cutting edge
members
boron
heading
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
GB3664572A
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.)
Wilkinson Sword Ltd
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
Priority to GB3664572A priority Critical patent/GB1438654A/en
Priority to DE19732338602 priority patent/DE2338602A1/en
Publication of GB1438654A publication Critical patent/GB1438654A/en
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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physical Vapour Deposition (AREA)

Abstract

1438654 Coating with boron WILKINSON SWORD Ltd 25 July 1973 [5 Aug 1972 (2)] 36645/72 Heading C7F [Also in Division B4] A member with a cutting edge, e.g. a razor blade has a boron coating not more than 5À0 microns thick applied by e.g. sputtering, evaporation or chemical decomposition. The coating may be subsequently heated, and given a further coating of Cr, Fe-Cr or Cr nitride, and a sub sequent polymer coating.
GB3664572A 1972-08-05 1972-08-05 Members having a cutting edge Expired GB1438654A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB3664572A GB1438654A (en) 1972-08-05 1972-08-05 Members having a cutting edge
DE19732338602 DE2338602A1 (en) 1972-08-05 1973-07-30 CUTTER, ESPECIALLY RAZOR BLADE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3664572A GB1438654A (en) 1972-08-05 1972-08-05 Members having a cutting edge
GB3664672 1972-08-05

Publications (1)

Publication Number Publication Date
GB1438654A true GB1438654A (en) 1976-06-09

Family

ID=26263188

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3664572A Expired GB1438654A (en) 1972-08-05 1972-08-05 Members having a cutting edge

Country Status (2)

Country Link
DE (1) DE2338602A1 (en)
GB (1) GB1438654A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123039A (en) * 1982-03-23 1984-01-25 Atomic Energy Authority Uk Coatings for cutting implements
GB2140462A (en) * 1983-05-25 1984-11-28 Maschf Augsburg Nuernberg Ag Multi-layer coated metallic body
GB2203758A (en) * 1987-03-31 1988-10-26 Central Glass Co Ltd Method of forming coating film of fluororesin by physical vapor deposition

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2123039A (en) * 1982-03-23 1984-01-25 Atomic Energy Authority Uk Coatings for cutting implements
US4470895A (en) * 1982-03-23 1984-09-11 United Kingdom Atomic Energy Authority Coatings for cutting implements
GB2140462A (en) * 1983-05-25 1984-11-28 Maschf Augsburg Nuernberg Ag Multi-layer coated metallic body
GB2203758A (en) * 1987-03-31 1988-10-26 Central Glass Co Ltd Method of forming coating film of fluororesin by physical vapor deposition
GB2203758B (en) * 1987-03-31 1991-06-19 Central Glass Co Ltd Method of forming coating film of fluororesin by physical vapor deposition

Also Published As

Publication number Publication date
DE2338602A1 (en) 1974-02-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee