Positive displacement rotary pump

Details Positive displacement rotary pump Positive displacement rotary pump

1992-12-01

1994-04-05

Bertsch, Richard A.

Rotary expansible chamber devices

Collapsible progressively deformed working chamber wall

418 5, 417476, F01C 500

Patent

active

052999220

ABSTRACT:
An eccentric drive rotates inside a ring that is hinged to a plate and an astomeric curtain is wrapped around the ring and across an articulated plate. The curtain moves along a cylindrical wall inside the pump cavity to move fluid from an inlet to an outlet end of the chamber. Two or more chambers can be coupled in series or in parallel with one another.

REFERENCES:
patent: 2585949 (1952-02-01), MacCormack
patent: 3111260 (1963-11-01), Brymer
patent: 3829256 (1974-08-01), Guttinger
patent: 3837433 (1974-09-01), Combs, Jr. et al.

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