Patents by Inventor Christophe Nehr

Christophe Nehr 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).

  • Master cylinder, particularly a tandem master cylinder with lower operating noise and braking system comprising such a master cylinder
    Publication number: 20030178262
    Abstract: A master cylinder comprising a body of longitudinal axis (X) pierced with a bore of axis (X) for receiving a piston (10). The piston (10) comprising a piston head (32) and a piston shank (34) connected to the piston head (32) via a shoulder (36). The piston shank (34) is guided by a guide ring (38) mounted fixedly in the piston body with the piston head (32) coming at rest to bear against a thrust ring (42) via the shoulder (36) in the bore. The piston (10) delimits a work chamber (16) within the bore that is in communication with a supply chamber (14) containing brake fluid in a rest position and with the brakes by way of a valve device (18) arranged in the body of the piston (10) during a brake application.
    Type: Application
    Filed: March 21, 2003
    Publication date: September 25, 2003
    Inventors: Christoph Pietsch, Yannick Nen, Henry Pagot, Christophe Nehr, Raynald Sprocq, Omar Brahmi, Jean-Yves Dreo