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GB1445305A - Shearing tools - Google Patents

Shearing tools

Info

Publication number
GB1445305A
GB1445305A GB5480674A GB5480674A GB1445305A GB 1445305 A GB1445305 A GB 1445305A GB 5480674 A GB5480674 A GB 5480674A GB 5480674 A GB5480674 A GB 5480674A GB 1445305 A GB1445305 A GB 1445305A
Authority
GB
United Kingdom
Prior art keywords
rivet
rockwell
blade
shears
hardness
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
GB5480674A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1445305A publication Critical patent/GB1445305A/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
    • B26B13/00—Hand shears; Scissors
    • B26B13/28—Joints

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Scissors And Nippers (AREA)
  • Shearing Machines (AREA)
  • Insertion Pins And Rivets (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

1445305 Shears J A HOUGH 18 Dec 1974 [4 Jan 1974] 54806/74 Heading B4B A shearing tool, e.g. snips, scissors or shears, comprises first and second shearing blades 3, 4 pivoted together by a rivet 6, the tail 10 of which is clinched and frictionally fixed to the first blade, wherein the hardness of the surface of the second blade at the pivot area exceeds 50 Rockwell C and wherein the bearing surface under the rivet head which moves relative to the hardened surface of the second blade also exceeds 50 Rockwell C. The rivet is casehardened and may be zinc or chrome plated and the blades are chrome plated to a hardness of 60-65 Rockwell C. In a modification, a hardened washer may be fitted under the head of a soft rivet.
GB5480674A 1974-01-04 1974-12-18 Shearing tools Expired GB1445305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NZ17299374 1974-01-04

Publications (1)

Publication Number Publication Date
GB1445305A true GB1445305A (en) 1976-08-11

Family

ID=19917075

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5480674A Expired GB1445305A (en) 1974-01-04 1974-12-18 Shearing tools

Country Status (8)

Country Link
JP (1) JPS599184B2 (en)
CA (1) CA999423A (en)
DE (2) DE2500215C2 (en)
ES (1) ES433537A1 (en)
FR (1) FR2256805B1 (en)
GB (1) GB1445305A (en)
IT (1) IT1027243B (en)
ZA (1) ZA748268B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143543A1 (en) * 1983-10-28 1985-06-05 Russell (Shears) Limited Cutting device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130118311A1 (en) * 2011-11-14 2013-05-16 Tri-Medics Hybrid Scissors or Forceps and Method of Manufacturing Hybrid Scissors or Forceps

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2008282A (en) * 1935-07-16 Chromium plated abticle and method
US2645850A (en) * 1949-08-04 1953-07-21 Acme Shear Company Scissors pivot structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0143543A1 (en) * 1983-10-28 1985-06-05 Russell (Shears) Limited Cutting device

Also Published As

Publication number Publication date
FR2256805B1 (en) 1978-04-21
FR2256805A1 (en) 1975-08-01
JPS50101985A (en) 1975-08-12
DE2500215A1 (en) 1975-07-17
DE2500215C2 (en) 1985-05-23
ZA748268B (en) 1976-01-28
ES433537A1 (en) 1977-04-16
AU7659374A (en) 1976-06-24
DE7500121U (en) 1979-03-15
CA999423A (en) 1976-11-09
IT1027243B (en) 1978-11-20
JPS599184B2 (en) 1984-02-29

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Legal Events

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