GB2269949B - Pulse welding apparatus - Google Patents

Pulse welding apparatus

Info

Publication number
GB2269949B
GB2269949B GB9323023A GB9323023A GB2269949B GB 2269949 B GB2269949 B GB 2269949B GB 9323023 A GB9323023 A GB 9323023A GB 9323023 A GB9323023 A GB 9323023A GB 2269949 B GB2269949 B GB 2269949B
Authority
GB
United Kingdom
Prior art keywords
welding apparatus
pulse welding
pulse
welding
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
GB9323023A
Other versions
GB9323023D0 (en
GB2269949A (en
Inventor
Yoichiro Tabata
Shigeo Ueguri
Yoshihiro Ueda
Masanori Mizuno
Yoshiaki Katou
Osamu Nagano
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 GB9319023A external-priority patent/GB2268009B/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9323023D0 publication Critical patent/GB9323023D0/en
Publication of GB2269949A publication Critical patent/GB2269949A/en
Application granted granted Critical
Publication of GB2269949B publication Critical patent/GB2269949B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K9/00—Arc welding or cutting
    • B23K9/09—Arrangements or circuits for arc welding with pulsed current or voltage
    • B23K9/091—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits
    • B23K9/093—Arrangements or circuits for arc welding with pulsed current or voltage characterised by the circuits the frequency of the pulses produced being modulatable
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/02—Regulating electric characteristics of arcs
    • G05F1/08—Regulating electric characteristics of arcs by means of semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Arc Welding Control (AREA)
  • Arc Welding In General (AREA)
GB9323023A 1989-02-27 1993-11-09 Pulse welding apparatus Expired - Fee Related GB2269949B (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP4593589 1989-02-27
JP5696089 1989-03-09
JP10276689 1989-04-21
JP10276589 1989-04-21
JP10276789 1989-04-21
JP10276989 1989-04-21
JP10276889 1989-04-21
JP15741489 1989-06-20
GB9319023A GB2268009B (en) 1989-02-27 1993-09-14 Pulse welding apparatus

Publications (3)

Publication Number Publication Date
GB9323023D0 GB9323023D0 (en) 1994-01-05
GB2269949A GB2269949A (en) 1994-02-23
GB2269949B true GB2269949B (en) 1994-10-12

Family

ID=27576355

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9323024A Expired - Fee Related GB2269495B (en) 1989-02-27 1993-11-09 Pulse welding apparatus
GB9323023A Expired - Fee Related GB2269949B (en) 1989-02-27 1993-11-09 Pulse welding apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB9323024A Expired - Fee Related GB2269495B (en) 1989-02-27 1993-11-09 Pulse welding apparatus

Country Status (1)

Country Link
GB (2) GB2269495B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5834732A (en) * 1994-12-05 1998-11-10 Matsushita Electric Industrial Co., Ltd. Apparatus for controlling consumable electrode type pulsed arc welding power source
JP3368851B2 (en) * 1998-11-27 2003-01-20 松下電器産業株式会社 Pulse welding apparatus and control method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250357A (en) * 1989-02-28 1992-06-03 Mitsubishi Electric Corp Pulse welding apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH461660A (en) * 1967-04-21 1968-08-31 Oerlikon Buehrle Elektroden Method and arrangement for arc welding in a protective gas atmosphere with a melting metal electrode
GB1164005A (en) * 1967-01-13 1969-09-10 Inst Elektroswarki Patona Method of Impulse-Arc Welding with a Consumable Electrode
US4546234A (en) * 1983-08-11 1985-10-08 Kabushiki Kaisha Kobe Seiko Sho Output control of short circuit welding power source

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2250357A (en) * 1989-02-28 1992-06-03 Mitsubishi Electric Corp Pulse welding apparatus

Also Published As

Publication number Publication date
GB9323023D0 (en) 1994-01-05
GB2269949A (en) 1994-02-23
GB2269495A (en) 1994-02-09
GB2269495B (en) 1994-09-28
GB9323024D0 (en) 1994-01-05

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960611

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020227