Patents by Inventor Alain F. Ingold

Alain F. Ingold 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).

  • Chain in particular for a cycle provided with a gear changer
    Patent number: 4741725
    Abstract: This chain is improved in such manner as to improve the guiding thereof by chain guide roller in a gear changer of a cycle. For this purpose, its outer plates (10) include along their edge (16) opposed to the side of the chain facing toward the sprockets with which the chain cooperates, a projecting portion (17) projecting toward the interior of the chain, these projecting portions (17) defining therebetween a gap (18) of reduced width in which is engageable the chain guide roller with a reduced lateral clearance. Preferably, the edge (16) is convex.
    Type: Grant
    Filed: February 6, 1987
    Date of Patent: May 3, 1988
    Assignee: Compagnie des Transmissions Mecaniques Sedis and Sachs-Huret S.A.
    Inventor: Alain F. Ingold