Internal tank valve

Details Internal tank valve Internal tank valve

1989-09-18

1991-08-27

Chambers, A. Michael

Valves and valve actuation

With correlated flow path

Tank

137347, 251 98, 251293, F16K 5100

Patent

active

050427768

ABSTRACT:
An internal tank valve for a tank having an opening of a valve seat supported from the tank, a valve element support connected to the valve seat and extending into the interior of the tank, and a sealing valve element inside of said tank rotatably supported from the valve support for coacting with the valve seat for opening and closing the valve. A valve operator is supported from the tank and extends to and is connected to the seating element and extends to the outside of the tank and includes means for rotating the sealing valve element. The internal valve and operator may be repaired and replaced from outside of the tank.

REFERENCES:
patent: 1491077 (1924-04-01), Beerworth
patent: 3182951 (1965-08-01), Spencer
patent: 3531083 (1970-09-01), Rohrer
patent: 3963211 (1976-06-01), Myers
patent: 4137935 (1979-02-01), Snowdon
patent: 4180242 (1979-12-01), Reedy

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