Patents Represented by Attorney Klaus Lenz

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  • Semiconductor circuit for a DC motor
    Patent number: 5537015
    Abstract: It is an object of the invention to provide a transistorized full-bridge driving circuit for an electronically commutated collectorless dc motor, in which burnout of the pnp transistors from overvoltage is avoided.
    Type: Grant
    Filed: September 13, 1994
    Date of Patent: July 16, 1996
    Assignee: Papst-Motoren GmbH & Co. KG
    Inventor: Arno Karwath