Patents by Inventor Curtis A. Sparkes

Curtis A. Sparkes 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).

  • Baby bouncer
    Patent number: 5201693
    Abstract: A baby bouncer apparatus includes a spring which is adapted in use to be suspended from an overhead suspension arrangement, and a harness for holding the baby which is suspended below the spring. The spring comprises an elongate cantilever spring arrangement disposed transverse relative to the overhead suspension and relative to the direction in which load is to be applied. The harness is suspended from respective end regions of the cantilever spring arrangement.
    Type: Grant
    Filed: May 2, 1991
    Date of Patent: April 13, 1993
    Assignee: Lamondine S. A.
    Inventor: Curtis A. Sparkes
  • Wheel support arrangements
    Patent number: 4229856
    Abstract: A wheel support arrangement, for supporting a wheel axle in spaced relationship to a leg frame member, such as a leg of a baby carriage, has a resilient element which defines a support for an axle for one or more wheels, and which also defines a part, spaced from the wheel axle support, for its attachment to the leg frame. The resilient element is arranged to permit resilient deflection of the wheel axle support, relative to the leg frame attachment part, along three axes mutually at right angles.
    Type: Grant
    Filed: September 21, 1978
    Date of Patent: October 28, 1980
    Assignee: Lamondine S.A.
    Inventor: Curtis A. Sparkes
  • Folding chairs
    Patent number: 3989295
    Abstract: A folding chair, especially a wheeled push chair for a child, comprises a pair of similar side frames of interpivoted bars and cross-members integral with the side frames, the cross-members having only intermediate hinges which come into coaxial alignment when the side frames are folded and the side frames can then close together like a book.
    Type: Grant
    Filed: November 4, 1974
    Date of Patent: November 2, 1976
    Inventor: Curtis A. Sparkes