Patents by Inventor Michael A. Niemotka

Michael A. Niemotka 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 apparatus pedal mechanism
    Patent number: 5741205
    Abstract: In a simulated stairclimbing apparatus having a pair of pedal members rotatably attached at one end to the frame of the apparatus and having a foot pedal rotatably attached to the other end of each pedal member, a pulley is attached to each pedal and another pair of pulleys is attached to the frame where flexible members such as cables are engaged with the pedal and frame pulleys for each pedal member so as to keep the pedals level through the vertical motion of the pedals. In another arrangement, a pair of flexible members are rotatably attached to each pedal and to the frame where the pedal member is located between each of the two flexible members so as to keep the pedals level through the vertical motion of the pedals.
    Type: Grant
    Filed: December 7, 1995
    Date of Patent: April 21, 1998
    Assignee: Life Fitness
    Inventors: James W. Doll, David J. Thum, Michael A. Niemotka, Steven M. Lenz, Mark C. Termion