Patents by Inventor Robert C. Ebert

Robert C. Ebert 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).

  • Vibration reducing radio speaker assembly
    Patent number: 5640461
    Abstract: A vibration reducing radio speaker assembly (100) located within a radio housing (101). The radio speaker assembly (100) includes a speaker grommet (105) having an aperture (111) and notched portions (115) which extend along the lateral sides of the grommet (105). The grommet (105) holds a speaker (103) and frictionally engages within the aperture located in the interior of the grommet (105) while the notched portions (115) frictionally engage with rib member (119) which protrude from the radio housing (101). The speaker assembly (100) provides reduced acoustic vibration and enhances audio quality since the speaker (103) is not directly fastened to the radio housing (101).
    Type: Grant
    Filed: May 19, 1995
    Date of Patent: June 17, 1997
    Assignee: Motorola, Inc.
    Inventors: Robert C. Ebert, Randall P. Chambers, Jesus Borja, Albert E. Binkus