American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 117
ation the pointC must raise the leg, thus on this side of theescapement produce a recoil on the escapewheel. The escapement is simple, however,and the force is nearly isodynamic, takinginto consideration the friction of the pin of theescape wheel. Another modification of the gravity escape-ment is… … pallets, and attached to the plate by bridges,are two bell crank detents, 1 and 2 ; the mo-tion of the pallet lifts 1, and thus will unlockthe long leg in the direction of its own motion;the leg, 6, has a slight projection in front,not shown in the diagram, while the bellcrank lever, 1, has a…
Clocks and watches
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