Actuator mechanism for a rotary valve

Details Actuator mechanism for a rotary valve Actuator mechanism for a rotary valve

1990-02-07

1991-07-23

Kastler, S.

Dispensing

Molten metal dispensing

Flow controllers or assists

464123, B22D 4120

Patent

active

050336584

ABSTRACT:
A tundish (11) has located alongside it an upright support member (20). A cross arm (22) is pivotally mounted on the member (20) with one end of the cross arm (22) overlying the tundish (11). A hydraulic or pneumatic ram (25) is mounted in the member (20) for applying a downward force on the overlying end of the cross arm (24) which mounts a drive means (27) connected to the stem (14) of a rotary valve (12) for controlling the exit of hot or corrosive liquid from the tundish (11).

REFERENCES:
patent: 1439522 (1922-12-01), Howard
patent: 4258868 (1981-03-01), Drysh
patent: 4271994 (1981-06-01), Seaton
patent: 4575359 (1986-03-01), Bermingham

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