Patents by Inventor Adolph H. Friedebach

Adolph H. Friedebach 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: 5145481
    Abstract: A ski exercise machine is provided. The machine includes side-by-side, wheeled foot skate assemblies positioned on three tracks, a center track and two outer tracks. Movable arm poles are operably connected to the center track and extend generally upwardly and outwardly from between the skate assemblies. The foot skates are attached to an adjustable resistance belt system and the arm poles are rotated about an adjustable resistance system. The ski exercise machine is ergonomically designed for aesthetic appearance as well as function and utility in exercising.
    Type: Grant
    Filed: July 10, 1990
    Date of Patent: September 8, 1992
    Assignee: Fitness Master, Inc.
    Inventor: Adolph H. Friedebach