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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0897188 (1978-04-17) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 3 |
A housing in which a locking tube is contained is threaded into a suitable threaded opening in the valve casing with the opening communicating with the interior of the casing adjacent the seal piston; the locking tube is threaded within the housing and is engageable with the seal piston to lock the
A spherical valve including a housing having a fluid inlet and a fluid outlet, and provided with an annular groove surrounding said fluid inlet; a rotor rotatably supported within said housing, said rotor having a fluid flow passage therein for selective alignment with the inlet and outlet of housin
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