F - Mech Eng,Light,Heat,Weapons – 04 – B
Patent
F - Mech Eng,Light,Heat,Weapons
04
B
103/6
F04B 43/06 (2006.01) F04B 35/02 (2006.01) F04B 43/067 (2006.01)
Patent
CA 1163499
IMPROVED HYDRAULlC PUMP ABSTRACT OF THE DISCLOSURE . An improved hycraulic pump wherein a piston is mechallically reciprocated by a suitable drive in an oil chamber, and a second piston is caused to reciprocate by the oil pressure developed in the chamber, the second piston also reciprocating in a pumping chamber to cause the pumping of a liquid through pumping chamber a diaphragm attached to the second piston provides liquid isolation between the oil chamber and he pumping chamber.
389014
Graco Inc.
Kirby Eades Gale Baker
LandOfFree
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