American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 12
which extends .through the pendantof the watch, and has a rifted button at its endoutside of the pendant. One of the two flatwheels on the top of the upper plate has at thesame time to perforin the service of a ratchet,by means of a properly shaped click and spring.This is the fundamental principle… … previously mentioned parts. The oldest plan ofthis kind was the following: The winding pinionhad a lengthwise motion, and upon pullingthe knob a little out, the toothed part of thepinion came out of gear with the bevel orcrown wheel, and by means of a lever a smallcrown wheel was pushed in gear…
Clocks and watches
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