GB2240944B - Enlarging metallic tubes - Google Patents

Enlarging metallic tubes

Info

Publication number
GB2240944B
GB2240944B GB9101966A GB9101966A GB2240944B GB 2240944 B GB2240944 B GB 2240944B GB 9101966 A GB9101966 A GB 9101966A GB 9101966 A GB9101966 A GB 9101966A GB 2240944 B GB2240944 B GB 2240944B
Authority
GB
United Kingdom
Prior art keywords
enlarging
metallic tubes
tubes
metallic
enlarging metallic
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 - Fee Related
Application number
GB9101966A
Other versions
GB9101966D0 (en
GB2240944A (en
Inventor
Noel James Parratt
Kevin David Potter
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of GB9101966D0 publication Critical patent/GB9101966D0/en
Publication of GB2240944A publication Critical patent/GB2240944A/en
Application granted granted Critical
Publication of GB2240944B publication Critical patent/GB2240944B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21D26/00—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02—Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033—Deforming tubular bodies
    • B21D26/051—Deforming double-walled bodies

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
GB9101966A 1990-02-20 1991-01-30 Enlarging metallic tubes Expired - Fee Related GB2240944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB909003826A GB9003826D0 (en) 1990-02-20 1990-02-20 Bulge forming process

Publications (3)

Publication Number Publication Date
GB9101966D0 GB9101966D0 (en) 1991-03-13
GB2240944A GB2240944A (en) 1991-08-21
GB2240944B true GB2240944B (en) 1993-07-28

Family

ID=10671317

Family Applications (2)

Application Number Title Priority Date Filing Date
GB909003826A Pending GB9003826D0 (en) 1990-02-20 1990-02-20 Bulge forming process
GB9101966A Expired - Fee Related GB2240944B (en) 1990-02-20 1991-01-30 Enlarging metallic tubes

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB909003826A Pending GB9003826D0 (en) 1990-02-20 1990-02-20 Bulge forming process

Country Status (1)

Country Link
GB (2) GB9003826D0 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4142325C2 (en) * 1991-12-20 1996-06-13 Bayerische Motoren Werke Ag Method of manufacturing chassis beams
DE4400875A1 (en) * 1994-01-14 1995-07-20 Behr Gmbh & Co Method for reshaping tube end into profile
US6074023A (en) * 1996-07-24 2000-06-13 Hitachi Construction Machinery Co., Ltd. Guide roller assembly for crawler type vehicles and method for forming guide roller
DE19713074C2 (en) * 1997-03-27 2001-06-21 Kendrion Rsl Germany Gmbh Method for producing the support body for a headrest of a motor vehicle seat
GB9727063D0 (en) * 1997-12-23 1998-02-18 Gkn Sankey Ltd A hydroforming process
DE19839353C1 (en) * 1998-08-28 1999-11-11 Daimler Chrysler Ag Pressure forming method for hollow profile workpiece
US6609301B1 (en) * 1999-09-08 2003-08-26 Magna International Inc. Reinforced hydroformed members and methods of making the same
CN100453198C (en) * 2006-12-15 2009-01-21 哈尔滨工业大学 Device for reducing friction of guided region when forming high pressure in pipe
US9296031B2 (en) 2008-05-28 2016-03-29 The Boeing Company Net-shaped duct forming apparatus and method
EP2332667B1 (en) * 2009-12-14 2013-07-10 Schuler SMG GmbH & Co. KG Method for producing components by high intermal fluid pressure forming
CN102218481B (en) * 2011-03-30 2013-02-20 成都森发橡塑有限公司 Cold-shrink cable accessory traceless expanding machine and method
CN113020394A (en) * 2021-03-04 2021-06-25 北京航空航天大学 Method and device for forming tubular part

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1014007A (en) * 1959-11-02 1965-12-22 Metal Containers Ltd Machine for forming deformations in a hollow blank
EP0041835A2 (en) * 1980-06-05 1981-12-16 The Babcock & Wilcox Company Tube expanding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1014007A (en) * 1959-11-02 1965-12-22 Metal Containers Ltd Machine for forming deformations in a hollow blank
EP0041835A2 (en) * 1980-06-05 1981-12-16 The Babcock & Wilcox Company Tube expanding

Also Published As

Publication number Publication date
GB9101966D0 (en) 1991-03-13
GB2240944A (en) 1991-08-21
GB9003826D0 (en) 1990-04-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980130