GB140201A - Improvements in punches for perforating machines and appliances, and in the manufacture of said punches - Google Patents

Improvements in punches for perforating machines and appliances, and in the manufacture of said punches

Info

Publication number
GB140201A
GB140201A GB646419A GB646419A GB140201A GB 140201 A GB140201 A GB 140201A GB 646419 A GB646419 A GB 646419A GB 646419 A GB646419 A GB 646419A GB 140201 A GB140201 A GB 140201A
Authority
GB
United Kingdom
Prior art keywords
punches
appliances
manufacture
machines
perforating machines
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
GB646419A
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.)
M Myers and Son Ltd
Original Assignee
M Myers and Son 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 M Myers and Son Ltd filed Critical M Myers and Son Ltd
Priority to GB646419A priority Critical patent/GB140201A/en
Publication of GB140201A publication Critical patent/GB140201A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/32—Hand-held perforating or punching apparatus, e.g. awls
    • B26F1/36—Punching or perforating pliers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/14—Punching tools; Punching dies

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)

Abstract

140,201. Myers & Son, M., and Myers, L. March 15, 1919. Reciprocating-punch machines. -A tubular punch A for paper and like perforating machines is made from a metal blank, and its upper end is fitted with a tightly encircling collar or cap B, also made from a metal blank. The punching-edge is blunt and preferably provided with inclined projections 5, 6 adapted to effect a gradual shearing action with a die. Specification 134,728 is referred to.
GB646419A 1919-03-15 1919-03-15 Improvements in punches for perforating machines and appliances, and in the manufacture of said punches Expired GB140201A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB646419A GB140201A (en) 1919-03-15 1919-03-15 Improvements in punches for perforating machines and appliances, and in the manufacture of said punches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB646419A GB140201A (en) 1919-03-15 1919-03-15 Improvements in punches for perforating machines and appliances, and in the manufacture of said punches

Publications (1)

Publication Number Publication Date
GB140201A true GB140201A (en) 1920-03-25

Family

ID=9814955

Family Applications (1)

Application Number Title Priority Date Filing Date
GB646419A Expired GB140201A (en) 1919-03-15 1919-03-15 Improvements in punches for perforating machines and appliances, and in the manufacture of said punches

Country Status (1)

Country Link
GB (1) GB140201A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829867A (en) * 1987-03-05 1989-05-16 Neilsen Hildaur L Paper punch apparatus with improved punch element
US10328504B2 (en) * 2016-12-02 2019-06-25 Fca Us Llc Two-stage method of cutting ultra-high strength material sheet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4829867A (en) * 1987-03-05 1989-05-16 Neilsen Hildaur L Paper punch apparatus with improved punch element
US10328504B2 (en) * 2016-12-02 2019-06-25 Fca Us Llc Two-stage method of cutting ultra-high strength material sheet

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