FR738928A - Method and device for manufacturing caps for gas cylinders - Google Patents

Method and device for manufacturing caps for gas cylinders

Info

Publication number
FR738928A
FR738928A FR738928DA FR738928A FR 738928 A FR738928 A FR 738928A FR 738928D A FR738928D A FR 738928DA FR 738928 A FR738928 A FR 738928A
Authority
FR
France
Prior art keywords
gas cylinders
manufacturing caps
caps
manufacturing
cylinders
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
Gustav Kotter
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 FR738928A publication Critical patent/FR738928A/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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/14—Spinning
    • B21D22/18—Spinning using tools guided to produce the required profile
    • B21D22/185—Spinning using tools guided to produce the required profile making domed objects
FR738928D 1931-06-25 1932-06-22 Method and device for manufacturing caps for gas cylinders Expired FR738928A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE738928X 1931-06-25

Publications (1)

Publication Number Publication Date
FR738928A true FR738928A (en) 1932-12-31

Family

ID=6642910

Family Applications (1)

Application Number Title Priority Date Filing Date
FR738928D Expired FR738928A (en) 1931-06-25 1932-06-22 Method and device for manufacturing caps for gas cylinders

Country Status (1)

Country Link
FR (1) FR738928A (en)

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