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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0717431 (1976-08-24) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 12 인용 특허 : 0 |
This invention is a reversing valve having an inlet, an outlet, and an inlet-outlet port. The valve is designed to respond to the introduction of relatively high-pressure fluid at its inlet or, alternatively, of lower-pressure fluid at its inlet-outlet port. The valve includes an axially slidable as
A valve comprising: a housing provided with an inlet port and an outlet port having a common axis and also provided with an inlet-outlet port defining a valve seat, a piston slidably fitted in said housing for movement along said axis and partitioning said housing into a first compartment including
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