Invention Grant
US09359697B2 Adjustable spinning wheel 有权
可调式旋转轮

Adjustable spinning wheel
Abstract:
A spinning wheel assembly, including a collapsible frame and a spinning assembly connectable thereto. The spinning assembly includes a first grooved pulley and a plurality of differently sized second grooved pulleys, each pulley being rotatably connectable to the frame. A spindle is removably connectable to a respective grooved second pulley, and an endless belt is operationally connected to the first and second pulleys. Each respective grooved second pulley has at least one circumferential groove defining an effective diameter and at least one unique effective diameter.
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