Patents by Inventor Donald D. Bushnell

Donald D. Bushnell 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).

  • Patent number: 4477074
    Abstract: A bench press apparatus having a bench carried on a frame. The apparatus includes two spaced apart upstanding members that have on their respective ends two spaced apart arms for receiving a barbell. Underneath the apparatus there is a support for supporting at least one dumbbell. Said support includes structure to prevent a dumbbell from moving laterally. On the underneath side of bench there is structure to support the bar of a barbell. The bar prevents the removal of a dumbbell from its support under the bench.
    Type: Grant
    Filed: July 12, 1982
    Date of Patent: October 16, 1984
    Inventor: Donald D. Bushnell
  • Patent number: 4241914
    Abstract: Apparatus for assisting or hindering a person performing exercises. The apparatus consists of a frame and at least one elongate elastic member attached at either end thereof to the frame. The yielding resistance and position of the elastic member in the frame are adjustable. The elastic member functions to assist generally upward bodily movement during an exercise when downwardly deflected by body weight before the exercise is commenced. The elastic member resists muscular exertion when deflected by such exertion during an exercise. The frame is maintained in position during performance of exercises.
    Type: Grant
    Filed: June 4, 1979
    Date of Patent: December 30, 1980
    Inventor: Donald D. Bushnell