FR1204557A - Precision punching method and device - Google Patents

Precision punching method and device

Info

Publication number
FR1204557A
FR1204557A FR1204557DA FR1204557A FR 1204557 A FR1204557 A FR 1204557A FR 1204557D A FR1204557D A FR 1204557DA FR 1204557 A FR1204557 A FR 1204557A
Authority
FR
France
Prior art keywords
punching method
precision punching
precision
punching
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
Other languages
French (fr)
Inventor
Heinrich Schmid
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 filed Critical
Application granted granted Critical
Publication of FR1204557A publication Critical patent/FR1204557A/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
FR1204557D 1957-04-30 1958-04-17 Precision punching method and device Expired FR1204557A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1204557X 1957-04-30

Publications (1)

Publication Number Publication Date
FR1204557A true FR1204557A (en) 1960-01-27

Family

ID=4562877

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1204557D Expired FR1204557A (en) 1957-04-30 1958-04-17 Precision punching method and device

Country Status (1)

Country Link
FR (1) FR1204557A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2300922A1 (en) * 1975-02-14 1976-09-10 Perswerk De Jong Bv PROCESS FOR TRANSFORMING A

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2300922A1 (en) * 1975-02-14 1976-09-10 Perswerk De Jong Bv PROCESS FOR TRANSFORMING A

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