CA1031237A - Fluid forming apparatus having controllably variable forming pressure - Google Patents

Fluid forming apparatus having controllably variable forming pressure

Info

Publication number
CA1031237A
CA1031237A CA215,313A CA215313A CA1031237A CA 1031237 A CA1031237 A CA 1031237A CA 215313 A CA215313 A CA 215313A CA 1031237 A CA1031237 A CA 1031237A
Authority
CA
Canada
Prior art keywords
controllably variable
fluid
forming apparatus
pressure
forming
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
CA215,313A
Other languages
English (en)
French (fr)
Other versions
CA215313S (en
Inventor
Nils F. Rydell
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.)
Saab AB
Original Assignee
Saab Scania AB
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
Priority claimed from SE7513536A external-priority patent/SE395391B/xx
Application filed by Saab Scania AB filed Critical Saab Scania AB
Application granted granted Critical
Publication of CA1031237A publication Critical patent/CA1031237A/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
    • B21D22/20—Deep-drawing
    • B21D22/205—Hydro-mechanical deep-drawing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Press Drives And Press Lines (AREA)
CA215,313A 1973-12-05 1974-12-05 Fluid forming apparatus having controllably variable forming pressure Expired CA1031237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7513536A SE395391B (sv) 1975-12-02 1973-12-05 Anordning for dragning av en bult

Publications (1)

Publication Number Publication Date
CA1031237A true CA1031237A (en) 1978-05-16

Family

ID=20319272

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,313A Expired CA1031237A (en) 1973-12-05 1974-12-05 Fluid forming apparatus having controllably variable forming pressure

Country Status (6)

Country Link
US (1) US3962895A (de)
JP (1) JPS5517656B2 (de)
CA (1) CA1031237A (de)
DE (1) DE2456758C3 (de)
FR (1) FR2253580B1 (de)
GB (1) GB1491237A (de)

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6031600B2 (ja) * 1979-04-17 1985-07-23 サ−ブ−スカニア アクチエボラグ プレス機械
CS211934B1 (en) * 1979-12-12 1982-02-26 Jindrich Spacek Facility for the control of the pressure regime in the pressure chamber for hydromechanical drawing
US4754955A (en) * 1980-05-12 1988-07-05 Verson Allsteel Press Company Air cushion snubber apparatus
US4347722A (en) * 1980-05-19 1982-09-07 Ulam John B Method of making a cooking vessel which has surface ornamentation
FR2497896A1 (fr) * 1980-08-29 1982-07-16 Messier Hispano Sa Amortisseur
US4392368A (en) * 1980-12-17 1983-07-12 Saab-Scania Aktiebolag Arrangement for presses
JPS6056422A (ja) * 1983-09-08 1985-04-02 Amino Tekkosho:Kk 対向液圧成形可能な単動トライプレス
JPS60133933A (ja) * 1983-12-21 1985-07-17 Honda Motor Co Ltd プレス成形法
US4599887A (en) * 1985-07-23 1986-07-15 Toyota Jidosha Kabushiki Kaisha Apparatus for controlling dynamic characteristics of press load
US5100113A (en) * 1988-10-18 1992-03-31 Aida Engineering Co., Ltd. Pneumatic die cushion equipment
US5353618A (en) 1989-08-24 1994-10-11 Armco Steel Company, L.P. Apparatus and method for forming a tubular frame member
US5157969A (en) * 1989-11-29 1992-10-27 Armco Steel Co., L.P. Apparatus and method for hydroforming sheet metal
SE9101252L (sv) * 1991-04-24 1992-03-30 Stromsholmens Mek Verkstad Gasfjaeder som efter hoptryckning har en foerdroejd aatergaang till ursprunglig laengd
US5588641A (en) * 1993-11-26 1996-12-31 Stromsholmens Mekaniska Verkstad Ab Gas spring which after compression has a time delayed return to its original length
FR2723867B1 (fr) * 1994-08-26 1996-09-20 Commissariat Energie Atomique Procede d'emboutissage hydraulique a volume constant
ES2103656B1 (es) * 1994-10-06 1998-05-01 Idem Construcciones Vascas S L Sistema de embuticion por agua inyectada para la conformacion de piezas.
DE19608985A1 (de) * 1996-03-08 1997-09-11 Fritz Prof Dr Ing Dohmann Ziehverfahren und -vorrichtung
US6631630B1 (en) * 2000-09-22 2003-10-14 Board Of Trustees Of Michigan State University Hydroforming of composite materials
US7775966B2 (en) 2005-02-24 2010-08-17 Ethicon Endo-Surgery, Inc. Non-invasive pressure measurement in a fluid adjustable restrictive device
US8016744B2 (en) 2005-02-24 2011-09-13 Ethicon Endo-Surgery, Inc. External pressure-based gastric band adjustment system and method
US7658196B2 (en) 2005-02-24 2010-02-09 Ethicon Endo-Surgery, Inc. System and method for determining implanted device orientation
US7699770B2 (en) 2005-02-24 2010-04-20 Ethicon Endo-Surgery, Inc. Device for non-invasive measurement of fluid pressure in an adjustable restriction device
US8066629B2 (en) 2005-02-24 2011-11-29 Ethicon Endo-Surgery, Inc. Apparatus for adjustment and sensing of gastric band pressure
US7775215B2 (en) 2005-02-24 2010-08-17 Ethicon Endo-Surgery, Inc. System and method for determining implanted device positioning and obtaining pressure data
US7927270B2 (en) 2005-02-24 2011-04-19 Ethicon Endo-Surgery, Inc. External mechanical pressure sensor for gastric band pressure measurements
US8870742B2 (en) 2006-04-06 2014-10-28 Ethicon Endo-Surgery, Inc. GUI for an implantable restriction device and a data logger
US8152710B2 (en) 2006-04-06 2012-04-10 Ethicon Endo-Surgery, Inc. Physiological parameter analysis for an implantable restriction device and a data logger
US8187163B2 (en) 2007-12-10 2012-05-29 Ethicon Endo-Surgery, Inc. Methods for implanting a gastric restriction device
US8100870B2 (en) 2007-12-14 2012-01-24 Ethicon Endo-Surgery, Inc. Adjustable height gastric restriction devices and methods
US8142452B2 (en) 2007-12-27 2012-03-27 Ethicon Endo-Surgery, Inc. Controlling pressure in adjustable restriction devices
US8377079B2 (en) 2007-12-27 2013-02-19 Ethicon Endo-Surgery, Inc. Constant force mechanisms for regulating restriction devices
US8337389B2 (en) 2008-01-28 2012-12-25 Ethicon Endo-Surgery, Inc. Methods and devices for diagnosing performance of a gastric restriction system
US8192350B2 (en) 2008-01-28 2012-06-05 Ethicon Endo-Surgery, Inc. Methods and devices for measuring impedance in a gastric restriction system
US8591395B2 (en) 2008-01-28 2013-11-26 Ethicon Endo-Surgery, Inc. Gastric restriction device data handling devices and methods
US7844342B2 (en) 2008-02-07 2010-11-30 Ethicon Endo-Surgery, Inc. Powering implantable restriction systems using light
US8221439B2 (en) 2008-02-07 2012-07-17 Ethicon Endo-Surgery, Inc. Powering implantable restriction systems using kinetic motion
US8114345B2 (en) 2008-02-08 2012-02-14 Ethicon Endo-Surgery, Inc. System and method of sterilizing an implantable medical device
US8057492B2 (en) 2008-02-12 2011-11-15 Ethicon Endo-Surgery, Inc. Automatically adjusting band system with MEMS pump
US8591532B2 (en) 2008-02-12 2013-11-26 Ethicon Endo-Sugery, Inc. Automatically adjusting band system
US8034065B2 (en) 2008-02-26 2011-10-11 Ethicon Endo-Surgery, Inc. Controlling pressure in adjustable restriction devices
CN101244439B (zh) * 2008-02-29 2011-01-05 西安交通大学 一种机械-液压反拉深模具
US8233995B2 (en) 2008-03-06 2012-07-31 Ethicon Endo-Surgery, Inc. System and method of aligning an implantable antenna
US8187162B2 (en) 2008-03-06 2012-05-29 Ethicon Endo-Surgery, Inc. Reorientation port
CN101890822B (zh) * 2010-06-29 2012-07-04 湖州机床厂有限公司 一种纵梁液压机同步控制***

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3290919A (en) * 1963-12-18 1966-12-13 Cincinnati Milling Machine Co High pressure hydraulic forming press
US3357218A (en) * 1965-02-24 1967-12-12 Cincinnati Milling Machine Co Hydraulic press
SE333127B (sv) * 1968-12-09 1971-03-08 Saab Scania Ab Anordning vid pressar foer formning av plataemnen medelst fluidumtryck
US3635074A (en) * 1969-10-20 1972-01-18 Barogenics Inc Compensating system for presses

Also Published As

Publication number Publication date
FR2253580A1 (de) 1975-07-04
DE2456758C3 (de) 1982-03-18
DE2456758B2 (de) 1981-01-29
GB1491237A (en) 1977-11-09
FR2253580B1 (de) 1977-03-25
DE2456758A1 (de) 1975-08-21
JPS5517656B2 (de) 1980-05-13
JPS50106284A (de) 1975-08-21
US3962895A (en) 1976-06-15

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