Patent Model - Improvement in Rotary Steam-Engines
Maker and role
Dexter Hardy, Patentee
Henry Greene, Assignee
Dexter Hardy, Assignee
Production date
Aug 05 1873
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Object detail
Media/Materials
Wood
Measurements
7 1/2 x 8 1/2 x 6" (19.1 x 21.6 x 15.2cm)
Description
Hardy's patent "relates to an improvement in rotary engines; and consists in so arranging and constructing the several parts as to obtain a uniformity of wear throughout the machine." (Patent Number 141,436)
Collection
Object number
2015.14.1602a,b
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