Valve element for use in pumps for handling fluids containing ab

Details Valve element for use in pumps for handling fluids containing ab Valve element for use in pumps for handling fluids containing ab

1988-04-19

1989-08-29

Chambers, A. Michael

Valves and valve actuation

Valve

13751629, 13754313, 137902, F16K 1500

Patent

active

048609951

ABSTRACT:
A valve element for use in a high pressure pump, the valve element having a body portion with a top side and a bottom side, a guide means attached to and projecting away from the bottom side of the body portion and an insert secured to the top side of the body portion, the insert having a second guide which projects away from the top side of the body portion and an annularly extending flange which defines an annularly extending sealing surface, the insert being formed of a generally non-metallic material having a specific gravity less than the specific gravity of the material forming the body portion and the guide means projecting from the bottom side of the body portion.

REFERENCES:
patent: 1516846 (1924-11-01), Dever
patent: 1716896 (1929-02-01), Miller
patent: 2011547 (1935-08-01), Campbell
patent: 2103503 (1937-12-01), White
patent: 2163472 (1939-06-01), Shimer
patent: 3324880 (1967-06-01), Roberts et al.
patent: 3552426 (1971-01-01), Hester

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