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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0812122 (1977-07-01) |
발명자 / 주소 |
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출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 32 인용 특허 : 0 |
There is disclosed a self-actuated pilot-controlled pressure-responsive valve for fluid pressure systems wherein the main valve is arranged to be seated by the fluid pressure in the system and a normally balanced piston and cylinder assembly pulls the main valve from its seat in response to elevated
A self-actuated pilot-controlled pressure responsive valve for fluid pressure systems comprising: (a) a main pressure chamber having a main valve seat and a main valve disc normally seated thereon, and the back side of which is exposed directly to system pressure to force the disc against its seat t
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