Pumps – Motor driven – Including means utilizing pump fluid for augmenting cooling,...
Patent
1975-03-19
1976-11-16
Husar, C. J.
Pumps
Motor driven
Including means utilizing pump fluid for augmenting cooling,...
417371, 417372, 310 54, F04B 3902
Patent
active
039921336
ABSTRACT:
A pressure oil or hydraulic fluid pump is provided wherein a container holding a supply of the liquid to be pumped also contains the fluid pump assembly and houses an electric motor driving the pump assembly. The container is filled or partially filled with the liquid and has the stator of the electric motor supported in it so that the liquid flows directly around and through the motor while the pump is operating.
REFERENCES:
patent: 2040403 (1936-05-01), Persons
patent: 2312514 (1974-03-01), Zimmerer
patent: 2631431 (1953-03-01), Grebe
patent: 2825286 (1958-03-01), White
patent: 3618337 (1971-11-01), Mount
patent: 3719429 (1973-03-01), Rule
patent: 3897179 (1975-07-01), Fussner
patent: 3922114 (1975-11-01), Hamilton et al.
Heilmeier and Weinlein, Fabrik fur Oel-Hydraulik, a KG
Husar C. J.
Johnston Albert C.
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