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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0065577 (1979-08-10) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 31 인용 특허 : 3 |
An adapter for connection with the access valve fitting of a closed refrigeration system which includes a screw threaded coupling engaged with the externally threaded nipple on the refrigeration system with the adapter including a screw threaded adjustable abutment member in a normally open passage
In combination with a refrigeration system having an access valve which includes a valve stem connected to a valve member for actuation thereof, an adapter comprising a tubular member having a flow passage therethrough, bell-shaped means on one end of the tubular member for achieving alignment durin
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