IT952707B - Sorgente di corrente per saldatura - Google Patents

Sorgente di corrente per saldatura

Info

Publication number
IT952707B
IT952707B IT49709/72A IT4970972A IT952707B IT 952707 B IT952707 B IT 952707B IT 49709/72 A IT49709/72 A IT 49709/72A IT 4970972 A IT4970972 A IT 4970972A IT 952707 B IT952707 B IT 952707B
Authority
IT
Italy
Prior art keywords
welding
source
current
Prior art date
Application number
IT49709/72A
Other languages
English (en)
Original Assignee
Messer Griesheim Gmbh
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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Application granted granted Critical
Publication of IT952707B publication Critical patent/IT952707B/it

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
    • B23K9/06—Arrangements or circuits for starting the arc, e.g. by generating ignition voltage, or for stabilising the arc
    • B23K9/067—Starting the arc
    • B23K9/0672—Starting the arc without direct contact between electrodes
    • B23K9/0673—Ionisation of the arc gap by means of a tension with a step front (pulses or high frequency tensions)
    • 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
    • B23K9/1012—Power supply characterised by parts of the process
    • 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
    • B23K9/1012—Power supply characterised by parts of the process
    • B23K9/1031—Reduction of the arc voltage beneath the arc striking value, e.g. to zero voltage, during non-welding periods
    • 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
    • B23K9/02—Seam welding; Backing means; Inserts
    • B23K9/0213—Narrow gap welding

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Arc Welding Control (AREA)
  • Generation Of Surge Voltage And Current (AREA)
IT49709/72A 1971-04-20 1972-04-18 Sorgente di corrente per saldatura IT952707B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2119135A DE2119135C3 (de) 1971-04-20 1971-04-20 Schweißstromquelle

Publications (1)

Publication Number Publication Date
IT952707B true IT952707B (it) 1973-07-30

Family

ID=5805240

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49709/72A IT952707B (it) 1971-04-20 1972-04-18 Sorgente di corrente per saldatura

Country Status (11)

Country Link
US (1) US3803382A (it)
JP (1) JPS5243774B1 (it)
AT (1) AT313426B (it)
CH (1) CH533486A (it)
DE (1) DE2119135C3 (it)
FR (1) FR2133609B1 (it)
GB (1) GB1338187A (it)
IT (1) IT952707B (it)
NL (1) NL171676C (it)
SE (1) SE373007B (it)
ZA (1) ZA722358B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051425A (en) * 1975-02-03 1977-09-27 Telephone Utilities And Communications Industries, Inc. Ac to dc power supply circuit
DE2621968C2 (de) * 1976-05-18 1983-09-29 Messer Griesheim Gmbh, 6000 Frankfurt Schweißstromquelle zum Lichtbogenschweißen mit Wechselstrom
DE2737611A1 (de) * 1977-08-20 1979-03-01 Messer Griesheim Gmbh Schweisstromquelle zum lichtbogenschweissen mit wechselstrom
DE2740452A1 (de) * 1977-09-08 1979-03-22 Messer Griesheim Gmbh Schweisstromquelle zum lichtbogenschweissen mit wechselstrom
CA1184252A (fr) * 1981-12-08 1985-03-19 Raynald Simoneau Circuit de protection contre les chocs electriques en soudage
FR2617422B1 (fr) * 1987-07-01 1992-08-14 Rey Henri Procede de soudure electrique en milieu aquatique et dispositif pour la mise en oeuvre de ce procede
DE4023155C2 (de) * 1989-07-21 1997-02-06 Hitachi Seiko Kk Wechselstrom-Schutzgaslichtbogenschweißverfahren und Vorrichtung mit verbrauchbarer Elektrode
JP3338409B2 (ja) * 1999-03-02 2002-10-28 コリアン アクセレレータ アンド プラズマ リサーチ アソシエーション パルスパワーシステム
US6563721B1 (en) * 1999-11-10 2003-05-13 Thomas & Betts International, Inc. Power supply with multiple AC input voltages
CN110064814B (zh) * 2019-05-28 2021-06-29 江苏航运职业技术学院 一种氩弧焊机的引弧装置及基于该引弧装置的引弧方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2784349A (en) * 1951-12-28 1957-03-05 Air Reduction Electric arc welding
FR1098695A (fr) * 1954-01-26 1955-08-17 S O C O M E Dispositif de protection pour installations de soudure à l'arc électrique
DE1540965C3 (de) * 1965-10-28 1975-01-02 Messer Griesheim Gmbh, 6000 Frankfurt Einrichtung zum WechselstromlichtbogenschwelBen von Leichtmetallen
FR1540527A (fr) * 1966-09-02 1968-09-27 Union Carbide Corp Procédé et appareil pour le travail à l'arc électrique de matières avec un courant continu à ondulations continues
FR1580526A (it) * 1968-07-22 1969-09-05

Also Published As

Publication number Publication date
GB1338187A (en) 1973-11-21
DE2119135C3 (de) 1974-03-14
US3803382A (en) 1974-04-09
DE2119135A1 (de) 1973-01-18
CH533486A (de) 1973-02-15
FR2133609A1 (it) 1972-12-01
DE2119135B2 (de) 1973-08-16
NL171676B (nl) 1982-12-01
FR2133609B1 (it) 1978-03-03
ZA722358B (en) 1973-01-31
SE373007B (it) 1975-01-20
NL7205256A (it) 1972-10-24
JPS5243774B1 (it) 1977-11-01
NL171676C (nl) 1983-05-02
AT313426B (de) 1974-02-25

Similar Documents

Publication Publication Date Title
CH544965A (de) Referenzspannungsquelle
SE382406B (sv) Svetselektrod
TR16582A (tr) Olefinlerin polimerizasyonuna mahsus usul
IT957518B (it) Apparecchio di meccanoterapia
IT959648B (it) Procedimento di saldatura
IT969676B (it) Amplificatore di corrente
IT1010703B (it) Sorgente di corrente
SE407671B (sv) Svetselektrod
BE792687A (fr) Torche de soudage
SE394382B (sv) Svetselektrod
DK152612C (da) Enhed til elektrisk punktsvejsning
IT952707B (it) Sorgente di corrente per saldatura
TR17338A (tr) Elektrrokimyasal usullere mahsus elekrodlar
AT313669B (de) Schweißzusatzmaterial
TR16622A (tr) Olefinlerin polimerizasyonuna mahsus usul
TR16714A (tr) Olefinlerin polimerizasyonuna mahsus usul
BE788809A (fr) Chalumeau de soudage
TR18048A (tr) Olefinlerin polimerizasyonuna mahsus usul
IT950012B (it) Elettrodo per saldatura
TR16763A (tr) Yuekseltgeme katalizatoerlerinin ihzarina mahsus usul
IT977152B (it) Procedimento di purificazione di i nitroantrachinone
IT943607B (it) Procedimento per la idroformila zione di alcheni
IT939055B (it) Procedimento per la produzione di sussidiari per saldatur
IT952415B (it) Procedimento perfezionato di idroformilazione di composti olefinici
RO68466A (ro) Procedeu pentru fabricarea uretanilor