Patent ID: 7749145
Filing Date: 2010-07-06
Classification: A63B

Abstract:
1. An exercise device, consisting of: a substantially straight, central elongated member, having a hollow interior region and an exterior surface and having at least one open end; end caps having an interior surface and an exterior surface; adjustable stoppers having cross-sectional dimensions and cross-sectional area slightly less than that of the central elongated hollow member; and a quantity of freely moving granular material; wherein said end caps are connected to the open ends of the central elongated member and said stoppers are in the interior region of the hollow member when the end caps are connected to the open ends of the central elongated member and said stoppers having a threaded shaft affixed to the stopper substantially along the central axis of the stopper; wherein said quantity of granular material resides in the interior region of said central elongated member, and the volume of the granular material is less than 25% of the volume of the interior region with the stoppers in place; wherein at least one of said end caps is removably attached to at least one of the open ends of said central elongated member; wherein said end caps are removably attached to said stoppers and replaceable with another stopper of greater or lesser length; wherein said end caps are replaceable with another end cap of greater or lesser weight; and wherein at least one end cap is rotationally coupled to an open end of said central elongated member and said threaded shaft located substantially along the central longitudinal axis of a said stopper extends into the hollow interior region of said central elongated member and said cap; and a disk having a threaded hole to receive said threaded shaft located substantially along its central longitudinal axis, wherein said disk is affixed substantially perpendicularly to the interior surface substantially near the open end of said end member.