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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0423840 (1982-09-27) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 16 인용 특허 : 2 |
A valve system is disclosed in which sleeves providing an unbalanced area are arranged so that the unbalanced area is exposed to the zone of higher pressure and produces a sealing force between the sealing face of the sleeves and a mating valving surface, which force is a direct function of the diff
A valve comprising a body member defining a valve chamber, a valve member movable within said chamber, said valve member providing a planar valve surface with valve ports open through said valve surface, said body member providing passages therein aligned with said valve ports when said valve member
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