Summary of The Patent
The patent (US patent 367496 dated August 2, 1887) describes the mechanical linkages necessary to obtain all four strokes of the four-stroke cycle for a gas engine within one revolution of the crankshaft. There is also a reference to an earlier Atkinson patent (US patent 336505 dated February 16, 1886) which describes an opposed-piston gas engine.
Read more about this topic: Atkinson Cycle
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