최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0122136 (1980-02-19) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 1 |
In a safety shut-off valve, a housing includes a valve member therein, having a first valve seat, and against which a valve normally rests during closure, with a spring normally biasing said valve off of said first valve seat, and with the force of the pressurized fluid passing through the valve cau
In a safety shut-off valve for use in a flow line for delivery of a fluid including gas under regulated pressure from a source to another location for usage, comprising, a valve housing, said housing having a passage therethrough, a first valve means including a seat fixed within said housing, a shi
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