Invention Grant
US4553952A Toothed-belt and toothed-pulley transmission 失效
齿形皮带和齿轮传动

Toothed-belt and toothed-pulley transmission
Abstract:
A toothed-belt and toothed-pulleys transmission including means for widening the teeth of the toothed-belt, said means corresponding to the top of each belt tooth and the base of each toothed-pulley groove.
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