In July Toyota unveiled a concept bicycle, the PXP, with a thought-controlled gear-shift mechanism.
七月份丰田首次发布了一款概念自行车PXP,它带有一个思维控制的传动移位机械装置。
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A new type of exoskeleton mechanism has been developed by combination of parallelogram link and gear.
利用平行四边形连杆和齿轮的组合设计了一种外骨骼机构。
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Roller gear CAM mechanism is a type of indexing device. It is widely used in various automatic machines because of large indexing Numbers, high indexing precision, reliable localization etc.