JPH0525594B

A control device essentially including a first switch means (SW5) consisting of at least one switching element to be turned on and off to control the output current of the power supply, second switch means (SWD) adapted to be inserted in a welding current attenuating path when the first switch means...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	OGASAWARA TAKAAKI, ANCHI AKIHIKO, NAKAJIMA YOSHIHIRO, KONO HITOSHI, NAKANISHI SADAO, MARUYAMA TOKUJI
Format:	Patent
Sprache:	eng
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS SOLDERING OR UNSOLDERING TRANSPORTING WELDING WORKING BY LASER BEAM
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Beschreibung
Zusammenfassung:	A control device essentially including a first switch means (SW5) consisting of at least one switching element to be turned on and off to control the output current of the power supply, second switch means (SWD) adapted to be inserted in a welding current attenuating path when the first switch means is in off state, and an impedance means (RA) consisting of at least one impedance element connected parallel with the second switch means (SWD).