Playtner, H. R. [from old catalog] · Chicago, Hazlitt & Walker · leaf 17
f this pallet is that the lifting is notperformed so favorably; by examining the lifting planesMO and NP, we see that the discharging edge, O, is closerto the center, A, than the discharging edge, P; consequentlythe lifting on the engaging pallet is performed on a shorterlever arm than on the… … Fig. 3. posely shown it of a width of io°, which is the widest wecan employ in a 15 tooth wheel, and shows the defects ofthis escapement more readily than if we had used a narrowpallet. A narrower pallet is advisable, as the difference inthe discharging edges will be less, and the lifting…
Clocks and watches
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