Patents by Inventor Giorgio Parenti

Giorgio Parenti 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).

  • Automatic, self-propelled cleaner for swimming pools
    Patent number: 5001800
    Abstract: An automatic, self-propelled cleaner comprises a hydraulic turbine motor for driving two oppositely located wheel Locomotion members and at least one cam driven by the motor and associated with one of the wheel locomotion members to temporarily riase it while the other of the wheel Locomotion members is held engaged, thereby the travel direction of the cleaner can be changed.
    Type: Grant
    Filed: June 26, 1989
    Date of Patent: March 26, 1991
    Assignee: Egatechnics S.r.L.
    Inventors: Giorgio Parenti, Ercole Frattini