| 摘要 |
A power transmitting system for transmitting power between a power source, such as an internal combustion engine or an electric motor or the like, and a driven device, such as a vehicle wheel or the like, comprising an endless power transmitting device, such as a chain or a belt, and a plurality of pulley devices including at least one variable diameter pulley with clamping devices associated with the variable diameter pulley and the endless power transmitting device to clamp them together during movement of the endless power transmitting device around the variable diameter pulley.
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