Patent Model - Improvement in Platform-Scales

Maker and role
Franklin Fairbanks (b.1828, d.1895), Patentee
Luke Spencer, Patentee
E. & T. Fairbanks Company (estab. 1824), Assignee
Production date
Apr 01 1879
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Object detail

Wood, brass
4 x 11 3/4 x 4 3/4" (10.2 x 29.8 x 12.1cm)
Fairbanks and Spencer's patent "applies to that class of large fixed platform-scales, such as hay, railroad, and other scales, which are exposed to more or less constant vehicle traffic over their platforms..." Their "invention lies in a novel relieving device for lifting the platform off its pivots..." (Patent Number 213,743)
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