butterfly valve (redirected from butterfly damper)

butterfly valve n. 1. A disk turning on a diametrical axis inside a pipe, used as a throttle valve or damper. 2. A valve composed of two semicircular plates hinged on a common spindle, used to permit flow in one direction only.

butterfly valve top: open valve bottom: closed valve

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butterfly valve

n

1. (Engineering / Mechanical Engineering) a disc that acts as a valve by turning about a diameter, esp one used as the throttle valve in a carburettor

2. (Engineering / Mechanical Engineering) a non-return valve consisting of two semicircular plates hinged about a common central spindle

Thesaurus

Noun

1.

butterfly valve - a valve in a carburetor that consists of a disc that turns and acts as a throttle carburetor, carburettor - mixes air with gasoline vapor prior to explosion valve - control consisting of a mechanical device for controlling the flow of a fluid