Patents by Inventor Jean Bernard Plée

Jean Bernard Plée 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).

  • Twist grip shift lever for bicycles
    Patent number: 6513405
    Abstract: A twist-grip shift mechanism that includes a housing part, a rotating part and a ring disposed in the rotating part. The housing part includes a cylindrical extension and a housing extension. The rotating part is rotatably mounted on the cylindrical extension. The cylindrical extension has tongues with retaining profiles extending from one end of the cylindrical extension for releaseably connecting to the ring. The tongues and the retaining profiles do not extend beyond an outer diameter of the cylindrical extension so that the housing part may be formed by an injection molding process using a single half of an injection mold, thereby eliminating undercuts and other molding inaccuracies.
    Type: Grant
    Filed: April 13, 2001
    Date of Patent: February 4, 2003
    Assignee: SRAM Deutschland GmbH
    Inventors: Joachim Stürmer, Peter Feiler, Markus Arbeiter, Peter Kröger, Jean Bernard Plée