Patents Assigned to Pätent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
  • Incandescent lamp for motor vehicle headlamps
    Patent number: 6709130
    Abstract: The invention relates to a double-filament halogen incandescent lamp for a motor vehicle headlamp. In order to reduce the light shading effects caused by the filament holder, at least one of the power supply wires (8) is provided with a section (8a) that projects out of the common plane of the power supply wires (7, 8, 9) and is guided past the main filament (5), this section (8a) being shaped such that light beams that are emitted by the main filament (5) perpendicular to its filament axis are not obstructed by the power supply wire (8).
    Type: Grant
    Filed: September 12, 2002
    Date of Patent: March 23, 2004
    Assignee: Pätent-Treuhand-Gesellschaft fuer elektrische Gluehlampen mbH
    Inventors: Gerhard Behr, Peter Helbig, Christian Seichter