|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/4546 ; 137/5272|
|발명자 / 주소|
|인용정보||피인용 횟수 : 10 인용 특허 : 0|
A tilting disc check valve wherein a valve module containing the tilting disc is positioned adjacent the inlet of the valve into a valve chamber by a cradle formed by a portion of the interior surface of the wall of the valve chamber and an arcuate ridge formed on such interior surface and spaced a distance from the inlet. A threaded port is formed through the wall of the valve chamber opposite the ridge and a bung, screwed into the port, closes the port and bears against the valve module to seat the module in the cradle provided for the module.
A tilting disc check valve, comprising: a valve module, comprising: a module body having a first side, a second side opposite the first side and a flow passage intersecting the first side and the second side and extending therebetween; and a clapper pivotally mounted on the module body adjacent the second side thereof for pivoting movement to a closed position wherein the clapper occludes the flow passage through the module body, the clapper comprising: a disc shaped portion; and a tab formed on the outer periphery of the disc shaped portion and extendin...