Pumps – Motor driven – Relatively movable pumping members driven by relatively...
Patent
1977-11-22
1979-04-03
Croyle, Carlton R.
Pumps
Motor driven
Relatively movable pumping members driven by relatively...
92137, 417539, F04B 1700
Patent
active
041474775
ABSTRACT:
A pair of pumps which are joined by a flexible connection passing over spaced rotatable devices positioned for rotation in a substantially vertical plane. The rotatable devices are driven alternately in clockwise and counterclockwise directions whereby the lifting of one pump occurs as the other pump is lowered. To facilitate the pumping operation, a counterweight is operatively associated with the flexible connection intermediate the pair of rotatable devices.
REFERENCES:
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patent: 1970620 (1934-08-01), Park
patent: 2229115 (1941-01-01), Murray
patent: 2341864 (1944-02-01), Grumbaugh
patent: 2613915 (1952-10-01), Stone
patent: 3464317 (1969-09-01), Woodward
patent: 3709105 (1973-01-01), Ridley
Chardonneau Joel
Sable Claude
Centre d'Exploitation et de Recherche Industrielle d'Application
Croyle Carlton R.
Look Edward
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