G05F 1/06

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Class  G05F : SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES


Subclass 1/06: 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 Regulating electric characteristics of arcs (arrangements for feeding or moving of electrodes for spot or seam welding or cutting B23K 9/12; arrangements for feeding electrodes for electric heating or electric lighting H05B 7/109, H05B 31/18; automatic control of power for heating by discharge H05B 7/148) by means of discharge tubes

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
6347392 Method for the control of an electronic circuit and control unit for its implementationDec 18, 98Feb 12, 02STMicroelectronics S.A.

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