Patent ID: 7169099
Filing Date: 2007-01-30
Classification: A63B

Abstract:
1. A device for improving the balance and proprioception of a user, comprising: an arcuate roof extending upwardly from opposed footings to an apex thereof, the arcuate roof having an upper surface, a lower surface and opposed lateral side regions, and a longitudinal centerline extending between the opposed footings; a pair of sidewalls each having an outer surface and an inner surface and extending downwardly from the lateral side regions of the arcuate roof, the sidewalls combining with the arcuate roof to define an enclosed space, and the sidewalls having a concave profile extending laterally towards one another; an emboss formed on each sidewall inner surface; and a deboss formed on each sidewall outer surface and configured to matingly receive the emboss of another balancing device therein to secure the two balancing devices together when one balancing device is placed substantially within the enclosed space of the other balancing device.