Patent ID: 7815554
Filing Date: 2010-10-19
Classification: A63B

Abstract:
1. A weight system comprising: a vertically movable weight lift; weights; at least one selector having an opening and rotatable to selectively couple one or more weight to the weight lift, wherein the weights include vertically aligned channels through which the selector moves along the weights; and a stem coupled to the weight lift and slidably supporting the selector along a first axis, the stem comprising a plurality of alternating segments and spacers along the first axis, wherein the selector is rotatable about the first axis of the stem between a first angular position in which the selector is slidable along the first axis and a second angular position in which the selector is retained along the first axis relative to the stem; and wherein each segment having a cross-sectional shape configured such that each segment may pass through the opening when the selector is in the first angular position about the first axis and ma not sass through the opening when the selector is in the second angular position about the first axis.