Patent Model - Improvement in Steam-Engines
Maker and role
Erhard Schlenker (b.1835, d.1887), Patentee
Rufus Howard, Assignee
Gibson Howard, Assignee
Production date
Aug 11 1874
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Object detail
Media/Materials
Brass, painted steel
Measurements
7 x 12 x 6" (17.8 x 30.5 x 15.2cm)
Description
Schlenker's patent's first part "relates to the construction and combined operation of a movable, valve-seat, revolving valve, and steam-chest cover, all having ports so arranged that the engine may be controlled, started, reversed, stopped, and securely held in a stationary position by the adjustment of the movable valve-seat..." (Patent number 154,089)
Collection
Object number
61.47.674
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