Patent ID: 7713180
Filing Date: 2010-05-11
Classification: A63B,Y10S

Abstract:
1. A partially stabilized exercise device for performing core body exercises, comprising: a flexible, inflatable bladder configured and arranged to support a user exercising thereon when the bladder is inflated, the bladder having a first aperture at least partially defined by an inwardly extending wall, the inwardly extending wall having a frustroconical shape that enables a filler material to be inserted into the bladder; a loose filler disposed within the bladder to stabilize the bladder with respect to a support surface, the filler being configured to move in the bladder when the bladder is moved; and a valve adapted to seal against substantially all of the inwardly extending frustroconically shaped wall when the valve is inserted into the first aperture so as to form a seal along substantially all of a length of the inwardly extending frustroconically shaped wall, the valve having a second aperture that enables air to be introduced into the bladder to inflate the bladder.