Rotary expander

Details Rotary expander Rotary expander

1989-01-30

1991-08-13

Smith, Leonard E.

Rotary expansible chamber devices

Vane or abutment comprises rotatable element

418 58, 418227, F01C 100

Patent

active

050392905

ABSTRACT:
A positive displacement single expansion steam expander engine. Cylinder heads are fixed to the wall of the engine. A rotatable power shaft assembly has a plurality of nests. Received in each of the nests is a free-floating piston (nonengaged) having lobes which allows free movement of the pistons in the nests.

REFERENCES:
patent: 525121 (1894-08-01), Shepard
patent: 1214981 (1977-02-01), Wikander
patent: 2454006 (1948-11-01), Plummer
patent: 3053193 (1962-09-01), Fischer
patent: 3756755 (1973-09-01), Campbell
patent: 3865522 (1975-02-01), Nardi

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