Patent Model - Improvement in Washing-Machines

Maker and role
Henry Case, Patentee
Production date
Mar 25 1873
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Object detail

Wood, brass, iron
12 1/8 x 11 x 6 3/4" (30.8 x 27.9 x 17.1cm)
Case's patent "relates to certain improvements in washing-machines; and it consists in a tub or casing in which a cylindrical drum revolves between a wash-board and rollers working in spring-bearings, carrying the clothes with it in its revolution, being provided with a spring-clamp for holding the clothes in contact with its surface." (Patent Number 137,177)
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