Flap valve

(redirected from flapper valve)
Also found in: Encyclopedia.
(Mech.) a valve which opens and shuts upon one hinged side; a clack valve.

See also: Flap

References in periodicals archive ?
Tenders are invited for Supply of flapper valve for mill rejection system of xrp 1003 bowl mills
Varieties include 300 and 400 series, hardened and tempered, flapper valve grade, razor blade grade, and precipitation hardened grade.
If the flapper valve is stuck open or does not fully close, conveying cannot take place.
If any of this dye appears in the toilet bowl (without flushing), you probably have a flapper valve leak.
The chain between the flush lever and the flapper valve is adjusted too short and not letting the flapper close completely - put some slack in it
The flapper valve attaches to the top of most home central air conditioning units and activates misters when the A/C is on.
Periodic spikes in usage typically point to a problem with a commode flapper valve, whereas a gradual rise in usage is more likely to indicate a problem with the float valve," Solomon said.
The Hiflex is a flapper valve of martensitic stainless chromium strip steel and a modified AISI 420 type material.
There the nozzle moves a flapper valve that seals the system out of the way.
This device replaces the standard flapper valve and is designed to shut sooner, before all the water in the toilet tank can flow into the toilet bowl.
Another point of contention was the inclusion of the Hayward flapper valve as a viable backup system for suction entrapment prevention, something SOS has opposed.
The products will include puncture-resistant 26-gauge sheeting; a patent-pending horizontal I-beam designed to reduce "roll-together" and provide additional back support; a patent-pending flapper valve to prevent air loss; a rechargeable inflator; and a nylon carrying case.