US Patent: 620,941 - Explosive Engine


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US Patent: 620,941

Explosive Engine

Patentee:

George W. Lewis (exact or similar names) - Chicago, Cook County, IL

USPTO Classifications:

123/145R, 123/196R, 123/255, 123/65VB, 123/67, 123/69V, 123/71R, 123/71V, 123/73AB, 123/73CC, 184/55.1

Tool Categories:

propulsion and energy : internal combustion engines : gas and gasoline engines

Assignees:

J. Thompson & Sons Mfg. Co. - Beloit, Rock County, WI

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Dec. 14, 1895
Granted:	Mar. 14, 1899

Patent Pictures:

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Description:

Claim:

This invention relates to improvements in explosive gas or vapor engines of that class in which an explosion or impulse takes place at every forward or power stroke of the piston in the power-cylinder of the engine and which embrace an air-compression chamber from which air is admitted to the cylinder behind the piston at the termination of each power-stroke of the latter.