A power-transmission device that allows the drive shaft of an automobile to continue turning whenever its rate is greater than that the engine shaft.
A clutch in the rear-wheel hub of a bicycle that allows the wheel to show without pedal action, like in coasting.
a device in a transmission that disengages the driveshaft from the driven shaft once the driven shaft rotates quicker as compared to driveshaft.
A clutch built in the rear hub of a cycle, which activates the trunk sprocket aided by the rear wheel if the pedals are rotated forwards, but permits a corner wheel to run on clear of the rear sprocket if the pedals are ended or rotated backwards. Freewheelcycles are often fitted with hub brakes or rim brakes, managed by back pedaling.
a clutch (as in the rear wheel of a bicycle) that allows wheels to show easily (such as coasting)