The part of a vane pointing the direction from which the wind blows.

Two or more vanes set on a revolving axis, to act as a fanner, or to equalize or impede the motion of machinery by the resistance of the air, as in the striking part of a clock.

A heavy wheel, or cross arms with weights at the ends on a revolving axis, to regulate or equalize the motion of machinery by means of its inertia, where the power communicated, or the resistance to be overcome, is variable, as in the steam engine or the coining press. See Fly wheel (below).

The pair of arms revolving around the bobbin, in a spinning wheel or spinning frame, to twist the yarn.

n. the part of a combination wheel pack or a drive cam that makes contact with a similar part on an adjacent wheel in the wheel pack and causes it to turn

The governor or onroller of the speed of thr\e strike or chime train.

Vane used to regulate the speed of the striking train using air resistance. (See ' Governor')