Adjustable dumbbell system
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United States of America Patent
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Jun 30, 2009
Grant Date -
Sep 21, 2006
app pub date -
May 19, 2006
filing date -
Jun 7, 2002
priority date (Note) -
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status (Latency Note)
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Abstract
A dumbbell is described including a handle having a grip and at least one end, an inner plate mounted on the handle adjacent the grip, in a fixed rotational orientation, a support plate rotationally mounted on the handle adjacent the inner plate, at least one collar rotationally mounted on the handle adjacent the support plate, and rotationally fixed with the support plate, a selector knob rotationally mounted on the handle adjacent the at least one collar, and rotationally fixed with the collar, a weight plate removably mounted on the handle adjacent the at least one collar, and a means for selectively securing the support plate to the inner plate to resist the rotation of the support plate, collar and selector knob with respect to the inner plate and handle.
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