Gas cushioned free piston type engine

Details Gas cushioned free piston type engine Gas cushioned free piston type engine

1977-06-24

1978-12-05

Myhre, Charles J.

Internal-combustion engines

Free piston

Single chamber; one piston

60595, 417364, 123 56BC, 123 47A, F02B 7100

Patent

active

041280830

ABSTRACT:
A gas cushioned free piston type engine comprises two oppositely arranged combustion cylinders and a pair of pistons reciprocably mounted therein, which are rigidly connected to each other by a common piston rod. The engine includes further a pump cylinder provided in a central part of the engine located between the two combustion cylinders, a pump piston having opposite faces impingeable by fluid, fixed to the piston rod and dividing the pump cylinder into a pair of pump cylinder chambers, a common suction chamber and a common pressure chamber, which, together with inlet valves and outlet valves, are arranged in the central part of the engine.

REFERENCES:
patent: 1774105 (1930-08-01), Neldner
patent: 2825319 (1958-03-01), Harrer
patent: 2963008 (1960-12-01), Waldrop
patent: 3089305 (1963-05-01), Hobbs

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