Patents Assigned to Horizont Geratewerk GmbH
  • Coupled series and parallel resonant circuit, in particular for electric fence apparatus
    Patent number: 4396879
    Abstract: A charging circuit in an electric fence installation, comprising transformer or equivalent circuitry having series and parallel inductances and capacitances, wherein a solid state control switching device is provided in the energization line, which automatically opens the line at the time that the charging of the series capacitance represented by the fence-to-ground capacity is at or nearly at the upper peak value of the transient voltage which occurs.
    Type: Grant
    Filed: November 21, 1980
    Date of Patent: August 2, 1983
    Assignee: Horizont-Geratewerk GmbH
    Inventors: Wilhelm Weinreich, Gerhard Schutz
  • Battery-powered apparatus
    Patent number: D527340
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: August 29, 2006
    Assignee: Horizont Geratewerk GmbH
    Inventors: Gerd Christiani, Martin Siebert