Patents by Inventor William H. Dwight

William H. Dwight 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).

  • Exercise machine having variable radius crank arm
    Patent number: 4673178
    Abstract: An exercise machine assembly (10) includes a body portion (12), handlebars (16) mounted on the body portion (12) and a seat (18). A pair of crank arms (26) are supported by the body portion (12) for rotational movement. A foot pedal (28) is mounted on an axle member (30) extending from each of the crank arms (26). The foot pedals (28) are mounted on adjustable supports for adjustably supporting each of the foot pedals (28) at any one of a plurality of positions along the entire length of the crank arm (26).
    Type: Grant
    Filed: January 24, 1986
    Date of Patent: June 16, 1987
    Inventor: William H. Dwight