Travelling valve assembly for a fluid pump

Details Travelling valve assembly for a fluid pump Travelling valve assembly for a fluid pump

1984-08-23

1986-07-08

Freeh, William L.

Pumps

Expansible chamber type

Relatively movable serial distributors

417511, 417520, F04B 3910, F04B 700

Patent

active

045990549

ABSTRACT:
A travelling valve assembly for use in a sucker rod actuated fluid pump includes a ball valve actuator which engages the ball valve during the downstroke of the sucker rod to force the ball valve into an open fluid transmitting relationship with respect to its valve seat.

REFERENCES:
patent: 1067312 (1913-07-01), Conrader
patent: 1442960 (1923-01-01), McKissick
patent: 1518865 (1924-12-01), McKissick
patent: 1555230 (1925-09-01), Penrod et al.
patent: 1574080 (1926-02-01), Gates
patent: 1574081 (1926-02-01), Gates
patent: 1576597 (1926-03-01), Goss
patent: 1685650 (1928-09-01), Streich
patent: 2180158 (1939-11-01), McCoy
patent: 2674955 (1954-04-01), Hilton
patent: 2690134 (1954-09-01), Ritchey
patent: 2933050 (1960-04-01), Crowl et al.
patent: 3055764 (1962-09-01), Pryor et al.
patent: 3139039 (1964-06-01), Adams
patent: 3186354 (1965-06-01), Mahoney

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