Patents by Inventor Ulrich Horandel

Ulrich Horandel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Portable electric torch with double lighting and focussing adjustment
    Patent number: 6481869
    Abstract: A portable electric torch with a double lighting includes a housing containing a first bulb associated to a first reflector, an actuating ring movable in rotation to perform both control of the lighting circuit of the bulb and adjustment of the focusing sing by relative movement of the bulb and reflector in translation. The lighting circuit includes a first disconnecting gap designed to be open or closed for switching the first bulb off and on, and in addition a second disconnecting gap for power supply of a second bulb when the actuating ring is in a preset angular position.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: November 19, 2002
    Assignee: Zedel
    Inventors: Ulrich Horandel, Paul Petzl, Alain Maurice