butterfly valve

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  • noun

Words related to butterfly valve

a valve in a carburetor that consists of a disc that turns and acts as a throttle

References in periodicals archive ?
Empirical Parameter for Primary Airflow Model with Butterfly Damper Damper BF8 ([R.
All of the manufacturers used butterfly dampers in the parallel units, so each FPTU was tested at settings of 0 [degrees] (fully open), 22.
The 78% SSE boilers have Electric Butterfly dampers within the first vent connector segment - These boilers are commonly fitted with vent dampers and Electric Butterfly dampers are used over other types due to their fast vent restriction, leading to cooler off-cycle flows, and resulting in conservative condensation estimates.