Patents by Inventor Alain Chenard

Alain Chenard 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).

  • Playground toy
    Patent number: 5522772
    Abstract: A playground toy for a seated user, which toy includes a coil spring, the lower end of which spring is fixed to a device for anchoring the toy in the ground and the upper end of which spring is fixed to a three-dimensional structure for supporting the user. The user support includes a rigid reinforcement secured to a connection piece and also includes a stress-distribution piece, preferably frustoconical, at least partially set into a housing or onto a boss of corresponding shape formed in the three-dimensional structure.
    Type: Grant
    Filed: March 9, 1995
    Date of Patent: June 4, 1996
    Assignee: Compagnie Plastic Omnium
    Inventors: Alain Chenard, Denis Obriot, Patrick Roustit, Philippe Cervelle