Patent ID: 8505301
Filing Date: 2013-08-13
Classification: F01D,F01K,F22B

Abstract:
1. A steam engine unit, comprising: a closed container filled with a liquid; a rotor dipped in the liquid in said closed container and being rotatably supported therein; and a boiler that heats the liquid in said closed container to generate steam, wherein said rotor comprises an inner circumferential surface formed in a round shape in a cross section and a plurality of bent flow paths extending from said inner circumferential surface to an outer circumferential surface, the plurality of said bent flow paths being evenly arranged in a circumferential direction of said rotor, wherein said closed container comprises a boss portion fixed to a side wall thereof and is protruding into said closed container, and the inner circumferential surface of said rotor is fitted onto said boss portion so that said rotor is rotatably supported thereby, and wherein the outer circumference of said boss portion alternately forms slide-contact portions on where the inner circumferential surface of said rotor slides in contact therewith, and recessed portions from where the inner circumferential surface of said rotor separates away, said slide-contact portions being provided with a steam feed port for introducing the steam generated in said boiler into said rotor.