Patents by Inventor Pierru Periou

Pierru Periou 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).

  • Electric motor-speed reducer unit for driving accessories of motor vehicles, such as window glasses
    Patent number: 4699017
    Abstract: The unit comprises an armature (1) provided with a rotary output shaft (2) and a speed reducer (3) provided with a shaft (6) supporting a worm (5) engaged with a worm wheel (4) for driving the accessory, and an articulated coupling (20) between the two shafts (2, 6) which are disposed in end-to-end relation. The coupling (20) between the two shafts comprises a male member (8) disposed in female parts (9, 11) which are conjugate with the male member (8) and formed in confronting end portions (2a, 6a) of the two shafts (2, 6), and a single bushing (12) in which the end portions (2a, 6a) are inserted and which ensures the support and the axial alignment of the two shafts (2, 6).
    Type: Grant
    Filed: October 7, 1985
    Date of Patent: October 13, 1987
    Assignee: Compagnie Industrielle de Mecanismes en abrege C.I.M.
    Inventor: Pierru Periou