Patents by Inventor Pier A. Losa

Pier A. Losa 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).

  • Inter-carriage communication passage for rail or tramway vehicles
    Patent number: 4579063
    Abstract: An inter-carriage communication passage between the bodies of two carriages of a rail or tramway vehicle of the kind having respective articulation ends articulated to a single bogie. The passage includes two end plates resting in a swivellable manner on the articulation ends of the bodies and articulated to the structure of the bogie and a central plate formed by two independent triangular half-plates hinged to the two end plates, so that the passage can adapt to the different configurations which the bogie may assume as it passes over track irregularities.
    Type: Grant
    Filed: March 5, 1985
    Date of Patent: April 1, 1986
    Assignee: Fiat Ferroviaria Saviglino S.p.A.
    Inventors: Pier A. Losa, Francesco Fantini