Rotary engine with inlet and outlet valves

Details Rotary engine with inlet and outlet valves Rotary engine with inlet and outlet valves

2007-09-28

2010-11-09

Trieu, Theresa (Department: 3748)

Rotary expansible chamber devices

Vane or abutment comprises rotatable element

C418S226000, C123S241000

Reexamination Certificate

active

07828537

ABSTRACT:
A rotary engine is disclosed, which may include a housing having at least one inlet valve and at least one outlet valve. The rotary engine may also include at least one chamber coupled to the housing and to the at least one inlet valve, a generally cylindrical driveshaft extending through the housing, and a rotor that is rotationally mounted in the housing on the driveshaft. The rotor may include a plurality of recessed portions situated radially along the peripheral surface of the rotor. The plurality of recessed portions may be used for receiving a plurality of spheres, for example. The plurality of spheres may be rotationally engaged between an inner surface of the housing and the peripheral surface of the rotor. Each of the plurality of spheres may remain in a corresponding one of the plurality of recessed portions while the rotor rotates within the housing.

REFERENCES:
patent: 1214981 (1917-02-01), Wikander
patent: 2657638 (1953-11-01), English
patent: 5039290 (1991-08-01), Nardi
patent: 6250279 (2001-06-01), Zack
patent: WO 8100133 (1981-01-01), None

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