Patents by Inventor Gian Piero Riganti

Gian Piero Riganti 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).

  • Hydrostatic transmissions
    Patent number: 4116292
    Abstract: In a crawler vehicle having a rear housing or frame a splitter gearbox and double hydraulic pump for a hydrostatic transmission are mounted on the front flange of the rear housing for ease of servicing and plumbing. A single driveshaft from the engine drives the gearbox and an extra pump may be mounted on the splitter gearbox. The single driveshaft may constitute a power-take-off drive.
    Type: Grant
    Filed: May 17, 1977
    Date of Patent: September 26, 1978
    Assignee: Massey-Ferguson Services N.V.
    Inventors: Eugenio Todeschini, Gian Piero Riganti