Nova Patents
US3586321A

Balancing and exercising device

Abstract

This record has no abstract on file.

Term

Term ended

Expired 22 June 1988, 38.3 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

2 claims: 2 independent, 0 dependent

  1. 1
    We claim:1. A balancing and exercising device comprising a unitary, hollow, bowl-shaped body having an oval, flattened bottom, and concavely curved sidewalls extending upward and outward and terminating at the top in a flat oval rim projecting outward from the sidewalls, the sidewalls at each end being thicker than the sidewalls at the sides, whereby the device has an eccentric motion when tilted and spun around along the perimeter of the bottom.
  2. 2
    The device defined in claim 1 wherein the overall length along the major axis of the oval is at least one and one-half feet and the length along the minor axis is no more than four-fifths that along the major axis.