Pumps – Three or more cylinders arranged in parallel – radial – or... – Motor driven
Patent
1975-05-12
1976-12-28
Freeh, William L.
Pumps
Three or more cylinders arranged in parallel, radial, or...
Motor driven
417338, 417342, F04B 100
Patent
active
039998959
ABSTRACT:
A positive displacement pump or motor having a plurality of cylinders in a rotatable cylinder block, the axes of the cylinders being parallel to the axis of rotation of the block, and stationary inlet and discharge ports which overlap openings in the cylinders so that port areas are constantly open to permit constant flow into the cylinders and constant flow out of the cylinders.
REFERENCES:
patent: 3405641 (1968-10-01), Coberly
patent: 3818803 (1974-06-01), Scott et al.
Freeh William L.
LaPointe G. P.
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