DE2116757A1 - - Google Patents

Info

Publication number
DE2116757A1
DE2116757A1 DE19712116757 DE2116757A DE2116757A1 DE 2116757 A1 DE2116757 A1 DE 2116757A1 DE 19712116757 DE19712116757 DE 19712116757 DE 2116757 A DE2116757 A DE 2116757A DE 2116757 A1 DE2116757 A1 DE 2116757A1
Authority
DE
Germany
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.)
Withdrawn
Application number
DE19712116757
Other languages
German (de)
Other versions
DE2116757B2 (de
DE2116757C (de
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
Priority to DE19712116757 priority Critical patent/DE2116757B2/de
Priority to AT1047571A priority patent/AT316962B/de
Priority to GB5971671A priority patent/GB1329780A/en
Priority to FR7210788A priority patent/FR2132114B2/fr
Publication of DE2116757B2 publication Critical patent/DE2116757B2/de
Publication of DE2116757A1 publication Critical patent/DE2116757A1/de
Withdrawn legal-status Critical Current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
    • B21D15/00—Corrugating tubes
    • B21D15/04—Corrugating tubes transversely, e.g. helically
    • B21D15/06—Corrugating tubes transversely, e.g. helically annularly

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Jigs For Machine Tools (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Gears, Cams (AREA)
DE19712116757 1969-08-02 1971-04-06 Vorrichtung zum wellen der wandung von rohren Withdrawn DE2116757B2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE19712116757 DE2116757B2 (de) 1971-04-06 1971-04-06 Vorrichtung zum wellen der wandung von rohren
AT1047571A AT316962B (de) 1969-08-02 1971-12-06 Vorrichtung zum Wellen von Rohren
GB5971671A GB1329780A (en) 1971-04-06 1971-12-22 Apparatus for corrugating tubes
FR7210788A FR2132114B2 (enExample) 1971-04-06 1972-03-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712116757 DE2116757B2 (de) 1971-04-06 1971-04-06 Vorrichtung zum wellen der wandung von rohren

Publications (2)

Publication Number Publication Date
DE2116757B2 DE2116757B2 (de) 1972-05-25
DE2116757A1 true DE2116757A1 (enExample) 1972-05-25

Family

ID=5804023

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712116757 Withdrawn DE2116757B2 (de) 1969-08-02 1971-04-06 Vorrichtung zum wellen der wandung von rohren

Country Status (3)

Country Link
DE (1) DE2116757B2 (enExample)
FR (1) FR2132114B2 (enExample)
GB (1) GB1329780A (enExample)

Also Published As

Publication number Publication date
DE2116757B2 (de) 1972-05-25
FR2132114A2 (enExample) 1972-11-17
FR2132114B2 (enExample) 1977-12-23
GB1329780A (en) 1973-09-12

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Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EF Willingness to grant licences
8340 Patent of addition ceased/non-payment of fee of main patent