FI58029C - Kopplingsanordning foer ett svetsaggregat - Google Patents

Kopplingsanordning foer ett svetsaggregat Download PDF

Info

Publication number
FI58029C
FI58029C FI783784A FI783784A FI58029C FI 58029 C FI58029 C FI 58029C FI 783784 A FI783784 A FI 783784A FI 783784 A FI783784 A FI 783784A FI 58029 C FI58029 C FI 58029C
Authority
FI
Finland
Prior art keywords
voltage
current
circuit
circuit means
control signal
Prior art date
Application number
FI783784A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI783784A (fi
FI58029B (fi
Inventor
Toivo Tapani Maekimaa
Original Assignee
Kemppi Oy
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8512215&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI58029(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kemppi Oy filed Critical Kemppi Oy
Priority to FI783784A priority Critical patent/FI58029C/fi
Priority to NO793913A priority patent/NO149805B/no
Priority to US06/100,645 priority patent/US4349720A/en
Priority to DK520979A priority patent/DK520979A/da
Priority to EP79302814A priority patent/EP0012576B1/en
Priority to DE7979302814T priority patent/DE2966810D1/de
Priority to JP15874579A priority patent/JPS5581075A/ja
Publication of FI783784A publication Critical patent/FI783784A/fi
Publication of FI58029B publication Critical patent/FI58029B/fi
Application granted granted Critical
Publication of FI58029C publication Critical patent/FI58029C/fi
Priority to JP1987173924U priority patent/JPS6395673U/ja

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
    • 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
    • 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
    • B23K9/10—Other electric circuits therefor; Protective circuits; Remote controls
    • B23K9/1006—Power supply

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Arc Welding Control (AREA)
  • Materials For Medical Uses (AREA)
  • Cable Accessories (AREA)
FI783784A 1978-12-08 1978-12-08 Kopplingsanordning foer ett svetsaggregat FI58029C (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI783784A FI58029C (fi) 1978-12-08 1978-12-08 Kopplingsanordning foer ett svetsaggregat
NO793913A NO149805B (no) 1978-12-08 1979-11-30 Koblingsanordning for sveiseapparat
US06/100,645 US4349720A (en) 1978-12-08 1979-12-05 Coupling arrangement for a welding apparatus
EP79302814A EP0012576B1 (en) 1978-12-08 1979-12-07 Coupling arrangement for a welding apparatus
DK520979A DK520979A (da) 1978-12-08 1979-12-07 Koblingsanordning til svejseapparat
DE7979302814T DE2966810D1 (en) 1978-12-08 1979-12-07 Coupling arrangement for a welding apparatus
JP15874579A JPS5581075A (en) 1978-12-08 1979-12-08 Combining device for welding equipment
JP1987173924U JPS6395673U (da) 1978-12-08 1987-11-16

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI783784A FI58029C (fi) 1978-12-08 1978-12-08 Kopplingsanordning foer ett svetsaggregat
FI783784 1978-12-08

Publications (3)

Publication Number Publication Date
FI783784A FI783784A (fi) 1980-06-09
FI58029B FI58029B (fi) 1980-07-31
FI58029C true FI58029C (fi) 1980-11-10

Family

ID=8512215

Family Applications (1)

Application Number Title Priority Date Filing Date
FI783784A FI58029C (fi) 1978-12-08 1978-12-08 Kopplingsanordning foer ett svetsaggregat

Country Status (7)

Country Link
US (1) US4349720A (da)
EP (1) EP0012576B1 (da)
JP (2) JPS5581075A (da)
DE (1) DE2966810D1 (da)
DK (1) DK520979A (da)
FI (1) FI58029C (da)
NO (1) NO149805B (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR840002189B1 (ko) * 1980-07-08 1984-11-28 미쯔비시덴끼 가부시기가이샤 펄스 아아크 용접장치
JPS57202971A (en) * 1981-06-05 1982-12-13 Mitsubishi Electric Corp Dc arc welding device
JPS5823569A (ja) * 1981-07-31 1983-02-12 Mitsubishi Electric Corp 直流ア−ク溶接装置
JPS5829571A (ja) * 1981-08-12 1983-02-21 Mitsubishi Electric Corp 直流ア−ク溶接装置
DE3200086C3 (de) * 1982-01-05 1994-09-01 Puschner Peter Elektronische Schweißenergiequelle für das Lichtbogenschweißen mit vorgebbarem statischem und dynamischem Verhalten
JPS58179571A (ja) * 1982-04-14 1983-10-20 Mitsubishi Electric Corp パルスア−ク溶接機
JPS6178566A (ja) * 1984-09-21 1986-04-22 Osaka Denki Kk 短絡移行ア−ク溶接方法及びその装置
US4887046A (en) * 1985-10-25 1989-12-12 Gilliland Malcolm T Apparatus for linearizing the output of an amplifier without using feedback
US4785149A (en) * 1985-10-25 1988-11-15 Gilliland Malcolm T Distributed station welding system
US4782436A (en) * 1985-10-25 1988-11-01 Gilliland Malcolm T Apparatus and method for balancing output current of transistors
US4716274A (en) * 1985-10-25 1987-12-29 Gilliland Malcolm T Distributed station welding system
SE451243B (sv) * 1986-02-17 1987-09-21 Esab Ab Sett och anordning for reglering av svetsforloppet vid ljusbagssvetsning
JP2512428B2 (ja) * 1986-03-17 1996-07-03 大阪電気株式会社 直流ア−ク溶接機
US4947021A (en) * 1987-12-29 1990-08-07 The Lincoln Electric Company Method and apparatus for TIG welding
US4861965A (en) * 1987-12-29 1989-08-29 The Lincoln Electric Company Method and apparatus for TIG welding
DE4040008C2 (de) * 1990-12-14 1997-05-22 Geesthacht Gkss Forschung Verfahren und Vorrichtung zum Lichtbogenschweißen von metallischen Objekten
JP2663098B2 (ja) * 1993-10-25 1997-10-15 株式会社三社電機製作所 消耗電極式直流アーク溶接機
US5756963A (en) * 1996-02-29 1998-05-26 The Esab Group, Inc. Saturation sensing power source and related methods for a welding or cutting system
JP3231649B2 (ja) * 1997-01-22 2001-11-26 株式会社三社電機製作所 消耗電極式直流アーク溶接機
TW445192B (en) 1999-04-12 2001-07-11 Tri Tool Inc Control method and apparatus for an arc welding system
US6333489B1 (en) * 2000-06-29 2001-12-25 Illinois Tool Works Inc. Welding power supply with reduced OCV

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549978A (en) * 1969-04-25 1970-12-22 Chemetron Corp Direct current arc power supply with stabilized feedback control
GB1335703A (en) * 1970-06-05 1973-10-31 Apv Co Ltd Control of welding current
FR2130053B1 (da) * 1971-03-18 1974-06-21 Siemens Spa Italiana
JPS5241739B2 (da) * 1972-03-31 1977-10-20
US3961154A (en) * 1972-04-18 1976-06-01 Elektriska Svetsningsaktiebolaget Direct current power supply for manual arc welding
SE369994B (da) * 1972-04-18 1974-09-23 Elektriska Svetsnings Ab
DE2356452A1 (de) * 1973-11-12 1975-05-28 Siemens Ag Netzgeraet
US3912980A (en) * 1974-03-20 1975-10-14 Air Prod & Chem Direct current arc power supply
DE2633923C3 (de) * 1976-07-28 1979-08-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zum Betrieb eines selbstgetakteten Schaltreglers und Vorrichtungen zur Durchführung des Verfahrens
JPS5355437A (en) * 1976-10-29 1978-05-19 Osaka Transformer Co Ltd Method of controlling dc arc welding and apparatus therefor
DE2728980C2 (de) * 1977-06-28 1986-11-20 Peter Dr.-Ing. 5100 Aachen Puschner Vorrichtung zum Lichtbogenschweißen mit abschmelzender Elektrode und einer schnell kennlinienumschaltbaren Schweißenergiequelle

Also Published As

Publication number Publication date
DK520979A (da) 1980-06-09
FI783784A (fi) 1980-06-09
US4349720A (en) 1982-09-14
JPS5581075A (en) 1980-06-18
EP0012576A1 (en) 1980-06-25
NO793913L (no) 1980-06-10
JPS6395673U (da) 1988-06-20
NO149805B (no) 1984-03-19
EP0012576B1 (en) 1984-03-14
FI58029B (fi) 1980-07-31
DE2966810D1 (en) 1984-04-19

Similar Documents

Publication Publication Date Title
FI58029C (fi) Kopplingsanordning foer ett svetsaggregat
US4150423A (en) Transformer coupled pass element
US4005352A (en) Protection circuit for magnetically controlled d-c to d-c converter
DE3407067A1 (de) Steuerschaltung fuer gasentladungslampen
GB2318889A (en) Switched-mode power supply with magnetic flux density control
US4065713A (en) Voltage stabilizer
DE1463251B2 (de) Schutzschaltung für Überstrom-Abschaltung unter Verwendung eines bei überstrom ansprechenden Schutzschalters für einen Stromrichter mit einer Phasensteuerschaltung
US4800476A (en) PWM inverter with a saturable core
US4187458A (en) Constant power regenerative magnetic switching regulator
EP0280170B1 (en) Generator of periodic signals, in particular for switch-mode power supplies
USRE38657E1 (en) Current limitation programmable circuit for smart power actuators
JPH0254027B2 (da)
DE2851381C2 (de) Fehlerstrom-Schutzschaltung für Gleich- und/oder Wechselstrom
US4591810A (en) Pulse width modulator for electronic watthour metering
JPH0755045B2 (ja) Ｄｃ‐ｄｃ変換器の出力電流の間接検出及び制御回路
EP0076402A1 (de) Regeleinrichtung zur Steuerung von symmetrisch angeordneten, voneinander unabhängigen Konstantstromquellen
US4670667A (en) Series-connected power transistors
DE2526649B2 (de) Erdschlußschutzeinrichtung
US4056786A (en) Single ended class d amplifier
US4744020A (en) Switching mode power supply
CH668485A5 (de) Schaltungsanordnung mit einem galvanischen trenner fuer analoge gleichstromsignale.
DK166113B (da) Kredsloeb til automatisk symmetrikorrektion for en chopper med symmetrisk stroem
US3539869A (en) Frequency generator with overload protection
DE841608C (de) Schaltung zur Verstaerkung elektrischer Schwingungen
DE3017369C2 (da)

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: KEMPPI OY