Patents by Inventor Mark J. Schaub

Mark J. Schaub 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: 4848739
    Abstract: A hydraulic exercise device including an elongated base having first and second ends and a standard projecting upwardly from the first end of the base having a first end of a horizontal bench pivotally supported therefrom for oscillation about a horizontal transverse axis. The second end of the bench is disposed over the second end of the base and supported therefrom by generally vertical legs including upper and lower portions pivotally anchored to the bench and base, respectively. A lever has one thereof pivotally supported from the standard above the first end of the bench and the second end of the lever projects toward the second end of the base. A double acting hydraulic cylinder has one end connected to the second end of the lever and the other end connected to the standard at a point spaced vertically therealong from the first end of the lever.
    Type: Grant
    Filed: February 2, 1988
    Date of Patent: July 18, 1989
    Inventors: Mark J. Schaub, John R. Engen