Patent Model - Improvement in Means for Connecting Gear-Wheels with Their Shafts for Use in Harvesting Machines

Maker and role
John Rosebrook, Patentee
Walter A. Wood Mowing and Reaping Company, Assignee
Production date
Jan 26 1875
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Object detail

Cast iron, steel, wood
5 3/4 x 6 x 8" (14.6 x 15.2 x 20.3cm)
Rosebrook's patented improvement relates to a "novel means for securing the pinion upon its shaft, and to a particular construction and arrangement of the backing-ratchet, pawl, and friction-rod or spring controlling the pawl..." (Patent Number 159,221)
Object number
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