Patents by Inventor Rafael Giamba

Rafael Giamba 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).

  • Weight lifting apparatus having increased force on the return stroke
    Patent number: 4563003
    Abstract: A weight-lifting apparatus operable by a person for weight training. The apparatus has a frame; a plurality of weights mounted on said frame for generally vertical reciprocal movement from a rest position upwardly against gravity force to an upper position, and downwardly from said upper position under said gravity force to said rest position. The apparatus also has a structure for lifting said weights against said gravity force and lowering said weights under said gravity. A resisting force in addition to said gravity force on the weight is applied to said structure during at least a portion of said downward movement of said weights.
    Type: Grant
    Filed: April 15, 1983
    Date of Patent: January 7, 1986
    Inventors: Fernando Bugallo, Rafael Giamba