employ circular pallets and one of the teeth of the escape wheel resting on the pallet at the pointy; and the escape wheel turning in the direction of the arrow j. If we imagine a tooth as indicated at the dotted outline at D, Fig. 6, pressing against a surface which coincides with the radial line… … Fig. 6 S ESTABLISHING THE CENTER OF PALLET STAFF. With a fifteen-tooth escape wheel each tooth occupiestwenty-four degrees, and from the point f to e would be twoand one-half tooth-spaces. We show the dotted points of fourteeth at D U D D. To establish the center of the pallet staffwe draw a line…
Clocks and watches
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