Reciprocating piston pump

Details Reciprocating piston pump Reciprocating piston pump

1989-01-26

1991-04-30

Smith, Leonard E.

Pumps

Expansible chamber type

Having pumping chamber pressure responsive distributor

921701, 921691, F04B 3914

Patent

active

050113828

ABSTRACT:
A reciprocating pump is provided with a flexible resilient cylinder which is mounted under tension between two end caps. The end caps are adjustably interconnected by means of a plurality of staybolts whereby the longitudinal tension on the cylinder may be adjusted. A piston comprised of a spherical segment is mounted for reciprocation within the cylinder with the spherical surface of the piston disposed in sliding contact with the cylinder.

REFERENCES:
patent: 1476794 (1923-12-01), Berry
patent: 2176691 (1939-10-01), Simons
patent: 2710137 (1955-06-01), Arnouil
patent: 3084717 (1963-04-01), Purcell
patent: 3716310 (1973-02-01), Guenther
patent: 3994208 (1976-11-01), Boyes
patent: 4207807 (1980-06-01), Takata et al.
patent: 4449446 (1984-05-01), Degnen et al.
patent: 4776776 (1988-10-01), Jones

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