EP0428355A3 - Method and apparatus for forming ducting - Google Patents

Method and apparatus for forming ducting Download PDF

Info

Publication number
EP0428355A3
EP0428355A3 EP19900312319 EP90312319A EP0428355A3 EP 0428355 A3 EP0428355 A3 EP 0428355A3 EP 19900312319 EP19900312319 EP 19900312319 EP 90312319 A EP90312319 A EP 90312319A EP 0428355 A3 EP0428355 A3 EP 0428355A3
Authority
EP
European Patent Office
Prior art keywords
ducting
forming
forming ducting
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.)
Withdrawn
Application number
EP19900312319
Other versions
EP0428355A2 (en
Inventor
Jack Malcolm Bruce Van Den Burgh
Peter Hall
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.)
WEST (IPSWICH) Ltd
Original Assignee
WEST (IPSWICH) 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 WEST (IPSWICH) Ltd filed Critical WEST (IPSWICH) Ltd
Publication of EP0428355A2 publication Critical patent/EP0428355A2/en
Publication of EP0428355A3 publication Critical patent/EP0428355A3/en
Withdrawn legal-status Critical Current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
    • B21D15/02—Corrugating tubes longitudinally

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
EP19900312319 1989-11-14 1990-11-12 Method and apparatus for forming ducting Withdrawn EP0428355A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB898925669A GB8925669D0 (en) 1989-11-14 1989-11-14 Method and apparatus for forming ducting
GB8925669 1989-11-14

Publications (2)

Publication Number Publication Date
EP0428355A2 EP0428355A2 (en) 1991-05-22
EP0428355A3 true EP0428355A3 (en) 1991-07-03

Family

ID=10666253

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900312319 Withdrawn EP0428355A3 (en) 1989-11-14 1990-11-12 Method and apparatus for forming ducting

Country Status (2)

Country Link
EP (1) EP0428355A3 (en)
GB (1) GB8925669D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9102076A (en) * 1991-12-12 1993-07-01 Arc Holland B V PENDANT FOR SAUSAGES E.D.
US6260403B1 (en) * 1998-05-18 2001-07-17 Scott E. Johnston Method and apparatus for arching large diameter pipes

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR732296A (en) * 1931-05-06 1932-09-15 Device for the manufacture of metal objects the surface of which has sides or ribs
FR2125149A1 (en) * 1971-02-15 1972-09-29 Gallay Futs Metalliques
GB1425778A (en) * 1973-12-20 1976-02-18 Nikia Ab Oy Shaping device for reshaping a tube
US3981172A (en) * 1975-09-22 1976-09-21 Grotnes Machine Works, Inc. Method and apparatus for expanding spirally welded pipe
US4004444A (en) * 1975-05-12 1977-01-25 Pollart Gary M Pipe maintenance apparatus

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR732296A (en) * 1931-05-06 1932-09-15 Device for the manufacture of metal objects the surface of which has sides or ribs
FR2125149A1 (en) * 1971-02-15 1972-09-29 Gallay Futs Metalliques
GB1425778A (en) * 1973-12-20 1976-02-18 Nikia Ab Oy Shaping device for reshaping a tube
US4004444A (en) * 1975-05-12 1977-01-25 Pollart Gary M Pipe maintenance apparatus
US3981172A (en) * 1975-09-22 1976-09-21 Grotnes Machine Works, Inc. Method and apparatus for expanding spirally welded pipe

Also Published As

Publication number Publication date
EP0428355A2 (en) 1991-05-22
GB8925669D0 (en) 1990-01-04

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