Resources Contact Us Home
Physical exercise apparatus

Image Number 3 for United States Patent #4799667.

The invention relates to a physical exercise apparatus comprising three nested frame elements mounted inside one another for rotation about axes offset by from one another. The thus established gimbal mounting of the frame elements permits a person occupying the innermost frame element to assume any angular position in space solely by displacing his weight to thereby fortify his muscles an improve his sense of equilibrium.

  Recently Added Patents
Injection molding method and injection molding machine
Wireless communication system
Address generation unit for accessing a multi-dimensional data structure in a desired pattern
DMAPN having a low DGN content and a process for preparing DMAPA having a low DGN content
Device, information processing method, and computer-readable storage medium
Compositions and processes for forming photovoltaic devices
  Randomly Featured Patents
Generator arrangement for a wind power plant
Electrical circuit arrangements
Vent system
Power generation device and operation method therefor
Telephone communications system, a method of delivering content to a calling party and a method of distributing information to a calling party
Optomagnetic recording medium
Battery charger
Preparation of high specific activity technetium-96
Frame molding for an entrance opening
Compositions comprising iodotrifluoromethane and stabilizers