Patent Model - Improvement in Stem Winding and Setting Watches

Maker and role
Eugene Pacaud (Swiss), Patentee
Florentine Jones (b.1841, d.1916), Assignee
Production date
Nov 25 1873
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Object detail

1 3/4" (4.4cm)
Pacaud's patent "has for its object to improve the construction and operation of the devices used for connecting and disconnecting the hand-setting mechanism of stem-winding watches. To this end, the invention consists in the combination of a curved spring-lever having a pointed shoulder with the Breguet ratchet, and with a pivoted angle-lever having a beveled point adapted to engage with the sides of the shoulder of the spring-lever..." (Patent Number 144,859)
Object number
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