Free piston engine pump with energy rate smoothing

Details Free piston engine pump with energy rate smoothing Free piston engine pump with energy rate smoothing

1977-10-17

1984-03-06

Smith, Leonard E.

Pumps

Motor driven

Internal-combustion engine

417487, F04B 1700

Patent

active

044351330

ABSTRACT:
A free piston engine pump which utilizes plural hydraulic piston areas or hydraulic pressures, with suitable valving to properly "phase" these areas or pressures during the engine stroke, to generate plural hydraulic work rates in order to smooth out the energy or work rate of the free piston engine and minimize the inertia-storage of energy required.

REFERENCES:
patent: 1271712 (1918-07-01), Humphrey
patent: 1294271 (1919-02-01), Humphrey et al.
patent: 3606591 (1971-09-01), Potma
patent: 3775027 (1973-11-01), Craft
patent: 3995974 (1976-12-01), Herron

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