AT298206B - Device for expanding elongated, hollow workpieces by means of pressure waves - Google Patents

Device for expanding elongated, hollow workpieces by means of pressure waves

Info

Publication number
AT298206B
AT298206B AT986169A AT986169A AT298206B AT 298206 B AT298206 B AT 298206B AT 986169 A AT986169 A AT 986169A AT 986169 A AT986169 A AT 986169A AT 298206 B AT298206 B AT 298206B
Authority
AT
Austria
Prior art keywords
pressure waves
hollow workpieces
expanding
elongated
expanding elongated
Prior art date
Application number
AT986169A
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT298206B publication Critical patent/AT298206B/en

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
    • B21D26/06—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 by shock waves
    • B21D26/10—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 by shock waves generated by evaporation, e.g. of wire, of liquids

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
AT986169A 1968-11-15 1969-10-20 Device for expanding elongated, hollow workpieces by means of pressure waves AT298206B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681809098 DE1809098A1 (en) 1968-11-15 1968-11-15 Device for processing elongated, straight or curved closed workpieces by means of pressure waves

Publications (1)

Publication Number Publication Date
AT298206B true AT298206B (en) 1972-04-25

Family

ID=5713418

Family Applications (1)

Application Number Title Priority Date Filing Date
AT986169A AT298206B (en) 1968-11-15 1969-10-20 Device for expanding elongated, hollow workpieces by means of pressure waves

Country Status (5)

Country Link
US (1) US3852985A (en)
AT (1) AT298206B (en)
CH (1) CH515757A (en)
DE (1) DE1809098A1 (en)
GB (1) GB1292290A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030329A (en) * 1976-07-12 1977-06-21 Viktor Nikolaevich Chachin Device for electrical discharge forming
EP0043672B1 (en) * 1980-07-07 1985-05-15 Matija Cenanovic Pipe repair methods and apparatus using an electromagnetically exploded filament
US4635840A (en) * 1980-07-07 1987-01-13 Matija Cenanovic Forming method using an electromagnetically exploded filament
US20040255463A1 (en) * 2003-06-20 2004-12-23 Kiehl Mark W. Method of manufacturing a vehicle frame component by high velocity hydroforming
US20060108783A1 (en) * 2004-11-24 2006-05-25 Chi-Mou Ni Structural assembly for vehicles and method of making same
GB0618977D0 (en) * 2006-09-27 2006-11-08 Rolls Royce Plc Peening
GB0920009D0 (en) * 2009-11-17 2009-12-30 Rolls Royce Plc A method and an apparatus for prestressing components by electrical discharge
US8534107B2 (en) * 2011-06-10 2013-09-17 Ford Global Technologies, Llc Method and apparatus for pulsed forming, punching and trimming of tubular members
FR2987288B1 (en) * 2012-02-29 2014-03-21 Adm28 S Ar L HEAD OF AN ELECTROHYDRAULIC WIRE DISCHARGE DEVICE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3203212A (en) * 1963-03-01 1965-08-31 Lockheed Aircraft Corp Explosive forming by electrical discharge method and apparatus
US3418835A (en) * 1966-04-26 1968-12-31 Continental Can Co Fluid lubricated electrohydraulic body separating and forming
US3593551A (en) * 1968-09-25 1971-07-20 Continental Can Co Electrohydraulic transducers

Also Published As

Publication number Publication date
CH515757A (en) 1971-11-30
DE1809098B2 (en) 1971-01-07
US3852985A (en) 1974-12-10
DE1809098A1 (en) 1970-06-25
GB1292290A (en) 1972-10-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee