Pumps – Expansible chamber type – Elongated flexible chamber wall progressively deformed
Patent
1974-05-28
1976-05-11
Croyle, Carlton R.
Pumps
Expansible chamber type
Elongated flexible chamber wall progressively deformed
F04B 4312
Patent
active
039559025
ABSTRACT:
Pump with a housing comprising an internal surface and a rotor with two opposite rollers compressing a flexible tube between the rollers and the internal surface, the internal surface being part of a cone and the rollers being truncated cones in order to provide adjustment means for the compression of the tube and to provide regulating means for the pump capacity independently of the rotational speed of the rotor.
REFERENCES:
patent: 3180272 (1965-04-01), Broadfoot
patent: 3674383 (1972-07-01), Iles
Croyle Carlton R.
Sessions O. T.
Stowell Harold L.
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