Definition of flap valve in English:

Share this entry

flap valve

(also flapper valve)

noun

A valve opened and closed by a plate hinged at one side.
Example sentences
  • Its only moving parts are a spring-loaded ‘clack’ valve and a non-return flap valve.
  • There the nozzle moves a flapper valve that seals the system out of the way.
  • The divers were expected to start work tonight on installing a section of pipe and a flap valve to an existing culvert.

For editors and proofreaders

Syllabification: flap valve

Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.