Pumps – Motor driven – Relatively movable pumping members driven by relatively...
Patent
1986-05-30
1987-08-18
Croyle, Carlton R.
Pumps
Motor driven
Relatively movable pumping members driven by relatively...
91191, 417347, F04B 910
Patent
active
046874224
ABSTRACT:
A dual pump is disclosed in which a single valve controls flow of power fluid to the pump piston. Cams on the pistons and push rods on the valve interact to control the valve timing.
REFERENCES:
patent: 730179 (1903-06-01), Vogel
patent: 2031456 (1936-02-01), Blunt
patent: 2212667 (1940-08-01), Mayer
patent: 2274224 (1942-02-01), Vickers
patent: 2528131 (1950-10-01), Garretson
patent: 3773438 (1973-11-01), Hall et al.
patent: 4555220 (1985-11-01), Hall et al.
Croyle Carlton R.
Olds Theodore
Rhodes, Jr. R. Gale
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