Patents by Inventor Eugene F. Rockafeller

Eugene F. Rockafeller 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).

  • Patent number: 5051548
    Abstract: An electric switch having a disc which is rotatable to any of several indexed positions, the disc having two generally semicircular conductive sectors rigidly attached to the disc and electrically insulated from each other; a plurality of stationary terminals, one of which is in continuous sliding contact with one of the sectors, one of which is in continuous sliding contact with the other sector, and the remaining terminals are in discontinuous sliding contact with one or the other of the sectors; the sectors being shaped to eliminate electrical contact with selected terminals at selected indexed positions of the disc.
    Type: Grant
    Filed: September 11, 1990
    Date of Patent: September 24, 1991
    Assignee: Wood 'n rock, a Florida Partnership
    Inventors: Joseph W. T. Underwood, IV, Eugene F. Rockafeller
  • Patent number: 4959554
    Abstract: An electric switch having a disc which is rotatable to any of several indexed positions, the disc having two generally semicircular conductive sectors rigidly attached to the disc and electrically insulated from each other; a plurality of stationary terminals, one of which is in continuous sliding contact with one of the sectors, one of which is in continuous sliding contact with the other sector, and the remaining terminals are in discontinuous sliding contact with one or the other of the sectors; the sectors being shaped to eliminate electrical contact with selected terminals at selected indexed positions of the disc.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: September 25, 1990
    Inventors: Joseph W. T. Underwood, IV, Eugene F. Rockafeller