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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0909900 (1997-08-12) |
발명자 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 2 인용 특허 : 5 |
A seismically triggered valve is designed to shut off gas supply during an earthquake. A valve member is pivoted within a valve body, the valve member being mechanically movable to the open position. A magnet is fixed to the valve member, and a ferromagnetic ball is free on a concave surface. The ce
[ What is claimed as invention is:] [1.] An automatically operable valve comprising a valve body, an inlet for admitting fluid to said valve body, and an outlet for allowing fluid to exit from said valve body, a valve member for closing said outlet, said valve member being movable from a first posit
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