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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0024169 (1998-02-17) |
우선권정보 | DE-0006264 (1997-02-18) |
발명자 / 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 26 인용 특허 : 0 |
The invention relates to a valve with a piston which is movable to and fro in a housing between an open and a closed position, wherein the piston has a first contact zone which in the closed position comes into contact with a second contact zone on the housing. The first contact zone on the piston i
[ I claim:] [1.] In a valve construction having a housing member, a piston member mounted within said housing member for movements to and fro between opened and closed positions, one of said members having a first contact zone and the other of said members having a second contact zone, said contact
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