US Patent: 984,904 - Rotary engine


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US Patent: 984,904

Rotary engine

Patentee:

Ambrose Everts Greene (exact or similar names) - Pueblo, CO

USPTO Classifications:

123/242, 418/148, 418/182, 418/235, 418/255, 418/54

Tool Categories:

propulsion and energy : internal combustion engines : rotary engines

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

George E. Folk

Alfred H. Moore

Patent Dates:
Applied:	Feb. 26, 1909
Granted:	Feb. 21, 1911

Patent Pictures:

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Description:

This rotary engine uses an elliptical cylinder and a rotary shaft located on the minor axis of the ellipse and with a slidable piston mounted on the shaft.