FR2447762B1 - - Google Patents

Info

Publication number
FR2447762B1
FR2447762B1 FR7902804A FR7902804A FR2447762B1 FR 2447762 B1 FR2447762 B1 FR 2447762B1 FR 7902804 A FR7902804 A FR 7902804A FR 7902804 A FR7902804 A FR 7902804A FR 2447762 B1 FR2447762 B1 FR 2447762B1
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.)
Expired
Application number
FR7902804A
Other versions
FR2447762A1 (fr
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.)
PK BJURO E
Original Assignee
PK BJURO E
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 PK BJURO E filed Critical PK BJURO E
Publication of FR2447762A1 publication Critical patent/FR2447762A1/fr
Application granted granted Critical
Publication of FR2447762B1 publication Critical patent/FR2447762B1/fr
Granted 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
    • B21D26/06—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
    • B21D26/12—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 initiated by spark discharge
    • 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
    • B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
    • B21D39/06—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes in openings, e.g. rolling-in
    • B21D39/066—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders of tubes in openings, e.g. rolling-in using explosives
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49803—Magnetically shaping
FR7902804A 1979-01-25 1979-02-02 Installation pour le dudgeonnage de tubes par impulsions electriques Granted FR2447762A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/006,458 US4285224A (en) 1979-01-25 1979-01-25 Electric pulse tube expander

Publications (2)

Publication Number Publication Date
FR2447762A1 FR2447762A1 (fr) 1980-08-29
FR2447762B1 true FR2447762B1 (fr) 1983-04-08

Family

ID=21721000

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7902804A Granted FR2447762A1 (fr) 1979-01-25 1979-02-02 Installation pour le dudgeonnage de tubes par impulsions electriques

Country Status (5)

Country Link
US (1) US4285224A (fr)
CA (1) CA1116503A (fr)
DE (1) DE2903918C2 (fr)
FR (1) FR2447762A1 (fr)
SE (1) SE422750B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1163702B (it) * 1978-08-22 1987-04-08 Pk Byuro Elektrogidravliki An Impianto per la svasatura elettroimpulsiva dei tubi
US4947667A (en) * 1990-01-30 1990-08-14 Aluminum Company Of America Method and apparatus for reforming a container
US5457977A (en) * 1994-07-13 1995-10-17 Carrier Corporation Method and apparatus for reforming a tube
US5824998A (en) * 1995-12-20 1998-10-20 Pulsar Welding Ltd. Joining or welding of metal objects by a pulsed magnetic force
DE19602951C2 (de) * 1996-01-27 2000-12-07 Steingroever Magnet Physik Verfahren und Vorrichtung zum Aufweiten von Rohren oder rohrförmigen Teilen durch das Magnetfeld eines Strom-Impulses
GB0201955D0 (en) * 2002-01-29 2002-03-13 E2 Tech Ltd Apparatus and method
US6751994B2 (en) 2002-05-28 2004-06-22 Magna International Inc. Method and apparatus for forming a structural member
US8567223B2 (en) * 2009-09-21 2013-10-29 Ford Global Technologies, Llc Method and tool for expanding tubular members by electro-hydraulic forming
US20200030901A1 (en) * 2015-06-12 2020-01-30 Makino Milling Machine Co., Ltd. Small-hole electric discharge machining machine
CN110773623A (zh) * 2019-12-17 2020-02-11 哈工大机器人（岳阳）军民融合研究院 电磁冲孔成形装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2976907A (en) * 1958-08-28 1961-03-28 Gen Dynamics Corp Metal forming device and method
US3251974A (en) * 1963-03-28 1966-05-17 Ohio Crankshaft Co Metal forming apparatus
FR1422388A (fr) * 1964-12-02 1965-12-24 Siemens Ag Procédé d'assemblage d'éléments tubulaires de construction
US3528092A (en) * 1968-01-26 1970-09-08 Gen Motors Corp Electromagnetic forming method and apparatus
SU352510A1 (ru) * 1969-10-06 1980-08-30 Проектно-конструкторское бюро электрогидравлики Устройство дл импульсной развальцовки труб в трубных досках
US3849854A (en) * 1973-09-24 1974-11-26 Emhart Corp Method for making evaporator or condenser unit

Also Published As

Publication number Publication date
DE2903918C2 (de) 1982-09-30
US4285224A (en) 1981-08-25
CA1116503A (fr) 1982-01-19
SE422750B (sv) 1982-03-29
SE7901138L (sv) 1980-08-09
DE2903918A1 (de) 1980-08-14
FR2447762A1 (fr) 1980-08-29

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Legal Events

Date Code Title Description
ST Notification of lapse