Patents by Inventor Gunter L. Krainhofer

Gunter L. Krainhofer 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).

  • Device for accomodating a loudspeaker into a cut-out of a sound panel
    Patent number: 4815558
    Abstract: A device for fitting a loudspeaker (17) into a cut-out of a sound panel, in particular into cut-outs of the most varied types of sound panel of motor vehicles. The loudspeaker can be fitted by its frame border (15) in each case into a mount adapted to the cut-out and which mount has a sound passage (3) in the shape and size of the frame border (15). The frame border is secured to the mount in the region of the border of the sound passage (3). The mount is in the form of an intermediate plate (1) which has mechanisms (7, 27) for the quick fastening of a loudspeaker frame border of the same shape and size.
    Type: Grant
    Filed: November 24, 1986
    Date of Patent: March 28, 1989
    Assignee: U.S. Philips Corp.
    Inventor: Gunter L. Krainhofer