Patents by Inventor Pierre M. Doncque

Pierre M. Doncque 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).

  • Rigid connection device and its application to motor cycles
    Patent number: 4094375
    Abstract: A rigid connection between a bar and a reference solid, for example for connecting the steering column and engine block of a motor cycle, includes an intermediate solid incorporating the bar and having two connection points in alignment on a transverse line spaced from the bar. A structure of at least five connecting bars connects those transverse connection points and connection points on the bar to at least two connection points of the reference solid which are each connected to at least two connection points of the intermediate solid.
    Type: Grant
    Filed: March 26, 1976
    Date of Patent: June 13, 1978
    Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventor: Pierre M. Doncque
  • Vehicle wheel suspension device
    Patent number: 4076271
    Abstract: A vehicle wheel suspension device, for example for the rear wheel of a motor cycle, comprises a fork with two arms between which the wheel is mounted. The fork oscillates about its base and an intermediate solid serves as a base for buttressing connections extending from the vicinity of the free ends of the arms of the fork.
    Type: Grant
    Filed: March 30, 1976
    Date of Patent: February 28, 1978
    Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventor: Pierre M. Doncque