FR918959A - Improvements to machines for metalworking - Google Patents

Improvements to machines for metalworking

Info

Publication number
FR918959A
FR918959A FR918959DA FR918959A FR 918959 A FR918959 A FR 918959A FR 918959D A FR918959D A FR 918959DA FR 918959 A FR918959 A FR 918959A
Authority
FR
France
Prior art keywords
metalworking
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
Other languages
French (fr)
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.)
HERCULES ELECTRIC AND Manufacturing CO
Original Assignee
HERCULES ELECTRIC AND Manufacturing CO
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 HERCULES ELECTRIC AND Manufacturing CO filed Critical HERCULES ELECTRIC AND Manufacturing CO
Application granted granted Critical
Publication of FR918959A publication Critical patent/FR918959A/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
    • B21D28/04—Centering the work; Positioning the tools
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
FR918959D 1944-11-18 1945-11-15 Improvements to machines for metalworking Expired FR918959A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US918959XA 1944-11-18 1944-11-18

Publications (1)

Publication Number Publication Date
FR918959A true FR918959A (en) 1947-02-24

Family

ID=22230182

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918959D Expired FR918959A (en) 1944-11-18 1945-11-15 Improvements to machines for metalworking

Country Status (1)

Country Link
FR (1) FR918959A (en)

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