as it rests on the pallet A. Now, if we move thispallet through an angular motion of one and one-half degrees onthe center £- (which also represents the center of the pallet staff),the tooth B is disengaged from the locking face and commences toslide along the impulse face of the pallet and drops,… … Fig. 16 ten-degree angular motion of the pallets. If we carefully study thedrawing, we will see the pallet has only to move through eight•degrees of angular motion of the pallet staff for the tooth to escape,because the tooth certainly must be disengaged when the inner angleof the pallet reaches…
Clocks and watches
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