CA930290A - Process for making cutting instruments - Google Patents

Process for making cutting instruments

Info

Publication number
CA930290A
CA930290A CA099454A CA99454A CA930290A CA 930290 A CA930290 A CA 930290A CA 099454 A CA099454 A CA 099454A CA 99454 A CA99454 A CA 99454A CA 930290 A CA930290 A CA 930290A
Authority
CA
Canada
Prior art keywords
cutting instruments
making cutting
making
instruments
cutting
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
CA099454A
Other versions
CA99454S (en
Inventor
E. Flaherty Francis
C. Tupper Wyman
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
Application granted granted Critical
Publication of CA930290A publication Critical patent/CA930290A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/18—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for knives, scythes, scissors, or like hand cutting tools
    • 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
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/902—Metal treatment having portions of differing metallurgical properties or characteristics
    • Y10S148/905—Cutting tool

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Heat Treatment Of Steel (AREA)
  • Nonmetal Cutting Devices (AREA)
CA099454A 1969-12-03 1970-11-30 Process for making cutting instruments Expired CA930290A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88234569A 1969-12-03 1969-12-03

Publications (1)

Publication Number Publication Date
CA930290A true CA930290A (en) 1973-07-17

Family

ID=25380394

Family Applications (1)

Application Number Title Priority Date Filing Date
CA099454A Expired CA930290A (en) 1969-12-03 1970-11-30 Process for making cutting instruments

Country Status (7)

Country Link
US (1) US3723195A (en)
CA (1) CA930290A (en)
ES (1) ES386098A1 (en)
FR (1) FR2072868A5 (en)
GB (1) GB1329984A (en)
NL (1) NL7017639A (en)
SE (1) SE368422B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2035374A (en) * 1978-10-19 1980-06-18 Wilkinson Sword Ltd Steel alloy
JP3354163B2 (en) * 1991-08-05 2002-12-09 日立金属株式会社 Stainless steel for razor and method for producing the same
US5666732A (en) * 1994-09-28 1997-09-16 Shea; Thomas M. Holder for use with a razor blade

Also Published As

Publication number Publication date
ES386098A1 (en) 1973-03-16
GB1329984A (en) 1973-09-12
FR2072868A5 (en) 1971-09-24
US3723195A (en) 1973-03-27
NL7017639A (en) 1971-06-07
SE368422B (en) 1974-07-01

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