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butterfly valve

Line breaks: butter|fly valve

Definition of butterfly valve in English:

noun

A valve consisting of a rotating circular plate or a pair of hinged semicircular plates, attached to a transverse spindle and mounted inside a pipe in order to regulate or prevent flow.
Example sentences
  • The exhaust has a butterfly valve, which cuts in between 1,500 rpm and 3,000 rpm.
  • So today I cleaned the Automatic Idle Control valve of my Saab, and the throttle butterfly valve.
  • The carburetor-heat lever turns a butterfly valve in the air-induction systems that bypasses the normally filtered air, allowing warm air to directly enter the carburetor body.

Definition of butterfly valve in:

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