|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|출원인 / 주소|
|인용정보||피인용 횟수 : 4 인용 특허 : 0|
A straight flow seat valve, comprising, a valve housing with a valve chamber therein having an inlet at one end and an outlet at the opposite end which is coaxial with the inlet. A control cylinder is supported in the valve chamber between the outlet and inlet and has a control fluid inlet extending out of the housing for the admission of a control fluid into the chamber in order to move a piston against a spring-biasing force so as to shift a seat body having a seat surface in engagement with a seat adjacent the outlet end so that it is lifted off the s...
A straight flow seat valve comprising a valve housing having a chamber extending therethrough between a fluid inlet at one end of said housing and a fluid outlet arranged coaxial with said inlet at the other end of said housing, a control cylinder fixedly supported in said chamber between said outlet and said inlet, a control piston movably disposed in said cylinder, a seating surface defined in said housing adjacent said outlet, a seat body movably mounted in said chamber adapted to matingly seat against said seating surface to close said outlet and bei...