Patents by Inventor Richard Flotow

Richard Flotow 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: 4936432
    Abstract: A clutch cover assembly includes a cover which is formed as a one piece casting. A plurality of engagement spring seats and a plurality of assister spring seats are provided on the cover. The engagement and assister spring seats are all formed integrally with the cover and includes portions having generally V-shaped cross sections. The assembly further includes a release sleeve which is also formed as a one piece casting. A plurality of engagement spring seats and a plurality of assister spring seats are also provided on the release sleeve. The engagement and assister spring seats are all formed integrally with the release sleeve and includes portions having generally V-shaped cross sections. The engagement spring seats on the cover and the release sleeve are provided to pivotably pilot engagement springs for the clutch, while the assister spring seats on the cover and the release sleeve are provided to pivotably pilot assister springs.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: June 26, 1990
    Assignee: Dana Corporation
    Inventor: Richard Flotow
  • Patent number: 4863004
    Abstract: A clutch assembly having an annular cover member attached to an engine flywheel, an annular pressure plate which is floatingly attached to the cover member by a plurality of drive straps, a friction drive assembly which is splined to a transmission shaft for rotation therewith and sliding movement therealong, and which is positioned between the pressure plate and the engine flywheel, a plurality of radially extending release levers, each of which is pivotably attached to the cover member at a location between the ends of such release lever, and a belleville spring trapped between the cover member and the release levers to normally bias the release levers so that the outer end of each of them imposes a load on the pressure plate which tends to urge the pressure plate against the friction drive assembly and the friction drive assembly against the flywheel, each of the drive straps having an outwardly projecting extension which is positioned between the pressure plate and the outer end of an adjacent release lev
    Type: Grant
    Filed: April 28, 1988
    Date of Patent: September 5, 1989
    Assignee: Dana Corporation
    Inventors: Martin E. Kummer, Richard Flotow