One of the first mechanism invented using gears was the clocks. In fact, a clock is little more than a trainofgears.
第一个利用齿轮做成的机械装置就是钟表,事实上,它只不过是用了一系列的齿轮。
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The clock spring is operably coupled to another of the gears in the gear train, configured to store mechanical energy supplied by the motor, and configured to drive the control valve.
Furthermore, Romax provides the capability to perform structural analysis of an entire gear train system, including compound planetary gear sets of the transmission and hypoid gears of the axle.