FR2176707A1 - - Google Patents

Info

Publication number
FR2176707A1
FR2176707A1 FR7307855A FR7307855A FR2176707A1 FR 2176707 A1 FR2176707 A1 FR 2176707A1 FR 7307855 A FR7307855 A FR 7307855A FR 7307855 A FR7307855 A FR 7307855A FR 2176707 A1 FR2176707 A1 FR 2176707A1
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.)
Granted
Application number
FR7307855A
Other languages
French (fr)
Other versions
FR2176707B1 (en
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.)
General Motors Ltd
Original Assignee
General Motors Ltd
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 General Motors Ltd filed Critical General Motors Ltd
Publication of FR2176707A1 publication Critical patent/FR2176707A1/fr
Application granted granted Critical
Publication of FR2176707B1 publication Critical patent/FR2176707B1/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
    • 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)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
FR7307855A 1972-03-18 1973-03-06 Expired FR2176707B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1277872A GB1370700A (en) 1972-03-18 1972-03-18 Forming transverse corrugations in a tubular blank

Publications (2)

Publication Number Publication Date
FR2176707A1 true FR2176707A1 (en) 1973-11-02
FR2176707B1 FR2176707B1 (en) 1975-10-31

Family

ID=10010948

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307855A Expired FR2176707B1 (en) 1972-03-18 1973-03-06

Country Status (5)

Country Link
US (1) US3852987A (en)
AU (1) AU462884B2 (en)
DE (1) DE2309215C3 (en)
FR (1) FR2176707B1 (en)
GB (1) GB1370700A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2617415A1 (en) * 1987-07-02 1989-01-06 Nacam METHOD AND APPARATUS FOR THE MILLING OF A WAVE TUBE AND ITS APPLICATION TO TUBES FOR THE AUTOMOBILE INDUSTRY
CN109236922A (en) * 2018-02-05 2019-01-18 杭州富阳新远新能源有限公司 A kind of damper based on variable friction damper

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19636424A1 (en) * 1996-09-07 1998-03-12 Audi Ag Appts to form contours in a hollow profile wall
DE19710071A1 (en) * 1997-03-12 1998-09-24 Alsthom Cge Alcatel Device for ring waves of pipes
DE10042465C2 (en) * 2000-08-29 2002-08-01 Vaw Ver Aluminium Werke Ag Process for deforming tubular hollow bodies made of metal
CA2452020C (en) * 2001-07-05 2010-06-29 Magna Structural Systems Inc. Method for expanding a tubular blank
CN102000734B (en) * 2009-08-31 2014-04-02 扬州恒德模具有限公司 Point punching forming die
CN102900201B (en) * 2012-10-22 2015-07-08 沈阳建筑大学 Manufacture mold and manufacture method of grouting anchor reinforced bar connection sleeve

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272865B (en) * 1964-01-31 1968-07-18 Siemens Ag Device for the continuous production of self-contained grooves on pipes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12346A (en) * 1855-02-06 Current water-wheel
DE811945C (en) * 1948-10-01 1951-08-23 Otto Klein Device for corrugating pipes
US2736284A (en) * 1950-09-02 1956-02-28 Walker Mfg Company Of Wisconsi Muffler shell forming machine
DE851791C (en) * 1950-10-14 1952-10-09 Schumag Schumacher Metallwerke Device for grooving tubular wires u. like
US2714919A (en) * 1951-03-20 1955-08-09 John M Johnston Apparatus and method for forming seamless flexible tubing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1272865B (en) * 1964-01-31 1968-07-18 Siemens Ag Device for the continuous production of self-contained grooves on pipes

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2617415A1 (en) * 1987-07-02 1989-01-06 Nacam METHOD AND APPARATUS FOR THE MILLING OF A WAVE TUBE AND ITS APPLICATION TO TUBES FOR THE AUTOMOBILE INDUSTRY
EP0298832A1 (en) * 1987-07-02 1989-01-11 Nacam Method and apparatus for forming a corrugated tube by hammering and its application to tubes for the automobile industry
US4852380A (en) * 1987-07-02 1989-08-01 Nacam Method and device for shaping by hammering a corrugated tube and the application thereof to tubes for the automobile industry
CN109236922A (en) * 2018-02-05 2019-01-18 杭州富阳新远新能源有限公司 A kind of damper based on variable friction damper
CN109236922B (en) * 2018-02-05 2020-06-30 杭州富阳新远新能源有限公司 Automobile shock absorber of variable friction damper

Also Published As

Publication number Publication date
DE2309215C3 (en) 1978-06-29
GB1370700A (en) 1974-10-16
DE2309215A1 (en) 1973-10-04
FR2176707B1 (en) 1975-10-31
AU462884B2 (en) 1975-07-10
US3852987A (en) 1974-12-10
DE2309215B2 (en) 1974-01-03
AU5254473A (en) 1974-08-29

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Legal Events

Date Code Title Description
TP Transmission of property