Flow-control valve

Details Flow-control valve Flow-control valve

1989-10-06

1991-01-15

Rosenthal, Arnold

Valves and valve actuation

Electrically actuated valve

Rotary electric actuator

25112912, F16K 3106

Patent

active

049847660

ABSTRACT:
A flow-control valve comprising a rotary valve member is moved eccentrically and which has a valve-sheet surface formed as a partial cylindrical surface and which is adapted to perform airflow control through its rotation, and two opening which are on the side of an air passage to be controlled by the rotary valve member. A length of the valve-sheet surface of the rotary valve member in the direction in which it rotates is larger than a length of the opening in the same direction, the valve member rotating with the valve member faced the openings over an entire range of rotation of the valve member.

REFERENCES:
patent: 3047019 (1962-07-01), Simpson
patent: 4428356 (1984-01-01), Kemmner
patent: 4577832 (1986-03-01), Sogabe
patent: 4580761 (1986-04-01), Silcox et al.
patent: 4640492 (1987-02-01), Carlson, Jr.

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