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|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||137/625.44 ; 137/870 ; 137/871 ; 251/129.15|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 31 인용 특허 : 6|
A rocker valve for alternately sealing one of two outlet ports is provided with two cylinders in which there are respectively disposed pistons carrying sealing members for longitudinal reciprocation along the extended axes of valve seats respectively surrounding the port openings. The rocker is rotated to urge one piston toward its respective valve seat while permitting the other piston to be retracted from its respective valve seat. An elastomeric diaphragm is mounted between the sealing members mounted on the pistons and the valve seats whereby the sea...
[ What is claimed is:] [1.] A valve for controlling the flow of fluid comprisinga housing having a chamber with a first port bounded by a first valve seat and a second port bounded by a second valve seat,rocker means pivotally mounted in said housing and having first and second pressure arms, said rocker means being rotatable between a first position for sealing said first port while permitting fluid flow between said second port and said third port, and a second position for sealing said second port while permitting fluid flow between said first port an...