Patents by Inventor Pier C. Capra

Pier C. Capra 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).

  • Mechanical steering device for the rear wheels of motor cars with four-wheel steering
    Patent number: 4953881
    Abstract: A mechanical steering device for the rear wheels of motor cars with four-wheel steering, including a front steering unit (4) and a rear steering unit (5) coupled for rotation with each other by a longitudinal transmission shaft (6), in which the rear steering unit (5) includes a transverse bar (11) connected to the rear wheels (2) by respective steering joints and tie rods (9, 10). The rotation of the longitudinal shaft (6) is transformed into translation of the transverse bar (11) by a positive cam (12).
    Type: Grant
    Filed: April 7, 1989
    Date of Patent: September 4, 1990
    Assignee: Fiat Auto S.p.A.
    Inventors: Giorgio Lupo, Pier C. Capra
  • Servo clutch mechanism, and the drive gear incorporating same
    Patent number: 4576264
    Abstract: The clutch mechanism is servo-assisted, comprising means for engaging and disengaging drive with full engine torque in play, yet requiring a minimum of effort at the control. Applications include the type of forward-&-reverse drive gear as used in the transmissions of marine engine-and-screw propeller units.
    Type: Grant
    Filed: December 1, 1983
    Date of Patent: March 18, 1986
    Assignee: S.O.M., S.p.A.
    Inventors: Giorgio Lupo, Pier C. Capra, Aldo Marcarino