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Main Slide-Valve and Throttle-Valve for Steam-Engines.

Description: Patent for a simple main slide-valve and throttle-valve for steam-engines. The throttle valve is a flat plat and slides in a channel between the valve seat and the cylinder head. The twin engine cylinders are horizontally placed at the same height as the throttle valve. The main slide valve "affords a complete and superior valve mechanism for a quick speed steam engine" (lines 29-30).
Date: December 4, 1894
Creator: Devoissaud, John P.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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