Patents by Inventor Pierre Y. Gerard

Pierre Y. Gerard 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).

  • Disengageable reduction gear unit
    Patent number: 3964335
    Abstract: A driving element such as a worm is mounted within the bore of a cage consisting of two cylindrical end bodies associated in coaxial relation and rotatable within housings formed in the gear-box. The axes of the bore and of the end bodies are relatively displaced so that the driving element is engaged with the driven element such as a wormwheel in one angular position of the cage but disengaged in an angular position which is displaced by 180.degree. with respect to the first, means being provided for locking the cage in each position.
    Type: Grant
    Filed: December 10, 1974
    Date of Patent: June 22, 1976
    Inventor: Pierre Y. Gerard