FR1565716A - - Google Patents

Info

Publication number
FR1565716A
FR1565716A FR1565716DA FR1565716A FR 1565716 A FR1565716 A FR 1565716A FR 1565716D A FR1565716D A FR 1565716DA FR 1565716 A FR1565716 A FR 1565716A
Authority
FR
France
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)
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 FR1565716A publication Critical patent/FR1565716A/fr
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
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/34—Perforating tools; Die holders
    • 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
    • B21D28/24—Perforating, i.e. punching holes
FR1565716D 1968-03-15 1968-03-15 Expired FR1565716A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR38005231 1968-03-15

Publications (1)

Publication Number Publication Date
FR1565716A true FR1565716A (en) 1969-05-02

Family

ID=9692919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1565716D Expired FR1565716A (en) 1968-03-15 1968-03-15

Country Status (1)

Country Link
FR (1) FR1565716A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690097A1 (en) * 1992-04-17 1993-10-22 Lorraine Laminage Cutting procedure for cutting workpiece from sheet metal - uses die or matrix with projection which stretches sheet metal prior to cutting thus reducing cutting effort needed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2690097A1 (en) * 1992-04-17 1993-10-22 Lorraine Laminage Cutting procedure for cutting workpiece from sheet metal - uses die or matrix with projection which stretches sheet metal prior to cutting thus reducing cutting effort needed

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Legal Events

Date Code Title Description
ST Notification of lapse