GB191223939A - Improvements in or relating to Punches for Trimming Articles Stamped Out of Sheet Metal. - Google Patents

Improvements in or relating to Punches for Trimming Articles Stamped Out of Sheet Metal.

Info

Publication number
GB191223939A
GB191223939A GB191223939DA GB191223939A GB 191223939 A GB191223939 A GB 191223939A GB 191223939D A GB191223939D A GB 191223939DA GB 191223939 A GB191223939 A GB 191223939A
Authority
GB
United Kingdom
Prior art keywords
punches
relating
sheet metal
stamped out
trimming
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
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
Application granted granted Critical
Publication of GB191223939A publication Critical patent/GB191223939A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
    • B21D28/16—Shoulder or burr prevention, e.g. fine-blanking

Landscapes

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

Abstract

23,939. Scherb, Br³der. Nov. 24, 1911, [Convention date]. Trimming.-Punched blanks are trimmed by driving into a die a by a tool b with a face too long to enter the hole and with a conical edge. The blanks are driven right through the die by succeeding blanks.
GB191223939D 1911-11-24 1911-11-24 Improvements in or relating to Punches for Trimming Articles Stamped Out of Sheet Metal. Expired GB191223939A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT191223939X 1911-11-24

Publications (1)

Publication Number Publication Date
GB191223939A true GB191223939A (en) 1913-04-24

Family

ID=32513081

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191223939D Expired GB191223939A (en) 1911-11-24 1911-11-24 Improvements in or relating to Punches for Trimming Articles Stamped Out of Sheet Metal.

Country Status (1)

Country Link
GB (1) GB191223939A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098292A (en) * 1959-09-02 1963-07-23 Nat Lead Co Method and apparatus for forming generally cylindrical parts from thick metal stock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098292A (en) * 1959-09-02 1963-07-23 Nat Lead Co Method and apparatus for forming generally cylindrical parts from thick metal stock

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