Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing co. · leaf 102
STEAM POWER. 91 … 327. DOUBLE SLIDE PISTON ROTARYENGINE.—In this engine the shaft and pistonbarrel are concentric, while the walls of the steamchambers are ovoid. A difficult form of con-struction.
Mechanical movements
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