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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0517102 (1990-05-01) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 4 |
In a fluid flow restrictor valve having a flow passageway between its ports opened and closed by superposed multiple orifice discs controlled by a yoke connected with one of the discs and having a yoke stem projecting outwardly of the valve body through a valve body bonnet. A sleeve cage nested by a
In a flow restrictor valve assembly having its body counterbored opposite one valve port defining an annular outwardly facing shoulder for receiving superposed multiple orifice discs adjacent the shoulder in face to face axial alignment with said one port, said body having a lateral port communicati
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