Patent Model - Improvement in Safety-Pinions for Watches

Maker and role
Charles Bacon, Patentee
Leuthold Brown, Patentee
Cornell Watch Company, Assignee
Production date
Aug 17 1875
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Object detail

1 3/4" (4.5cm)
Bacon and Brown's patent "relates to an improved safety center-pinion for watches; and it consists of a center wheel with detachable pinion, having projecting teeth, that inclose a spring secured by a pin at one end to a perforation of the center-wheel, while the opposite free end of the spring binds pinion and center-wheel to revolve in the usual manner, while it turns freely without the center-wheel in opposite direction. (Patent Number 166,741)
Object number
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