Piston pump with intake valve

Details Piston pump with intake valve Piston pump with intake valve

1981-02-10

1983-06-14

Camby, John J.

Pumps

Expansible chamber type

Electrically or magnetically actuated distributor

417901, F04B 700, F04B 1508

Patent

active

043880517

ABSTRACT:
A piston pump having an intake valve whose valve member is approached by the pump piston. The piston magnetically attracts the valve member during the intake stroke to overcome the force of the spring biasing the valve member into its closed position.

REFERENCES:
patent: 2765747 (1956-10-01), Aumick
patent: 3299828 (1967-01-01), Josephian
patent: 3427988 (1969-02-01), Redman et al.
patent: 3485441 (1969-12-01), Eaton, Jr.
Linde-Berichte (Linde reports) 36, 1979, pp. 15-22 (no translation).

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