Non return valve - definition of Non return valve by The Free Dictionary
check valve (redirected from Non return valve)
Also found in: Medical
(Mechanical Engineering) a valve that closes by fluid pressure to prevent return flow. Also called: nonreturn valve
a valve permitting liquids or gases to flow in one direction only.
References in periodicals archive
Before and after the water pumps manual ball-valves and on the pressure-side a non return valve
are built in.
The Railway Reserves The Right To Order Entire Or Bulk Quantity From Clw Approved Firms For Non Return Valve
Type 86 R, The Status Of The Firm Shall Be Reckoned As On The Date Of Tender Opening And Not Thereafter, Unless The Case Of Downgrading- Removal- Suspension- Banning.
Limited Tenders are invited for Cast Iron Sluice Valve, Foot Valve & Non Return Valve