Flow control device

Details Flow control device Flow control device

2005-11-08

2005-11-08

Fetsuga, Robert M. (Department: 3751)

Valves and valve actuation

Electrically actuated valve

Rotary electric actuator

C251S901000

Reexamination Certificate

active

06962320

ABSTRACT:
A flow control device includes a wall part partitioning an upstream side and a downstream side of a flow passage for fluid, an aperture part formed on the wall part, a sheet shaped valve element which changes from a closed state in which the sheet shaped valve element extends along the wall part to cover the aperture part to an opened state in which the aperture part is opened and a valve element drive mechanism for moving the sheet shaped valve element.

REFERENCES:
patent: 737210 (1903-08-01), Colt
patent: 2989076 (1961-06-01), Rohmann
patent: 3726313 (1973-04-01), Pandya
patent: 4438781 (1984-03-01), Brenholt
patent: 5096157 (1992-03-01), Yasuda

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