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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0079585 (1987-07-30) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 14 인용 특허 : 0 |
In a membrane valve fluid flow control device which includes a pair of superimposed surfaces wherein the membrane is interposed between the surfaces under compression and further serves as a seal. A raised rib portion is provided to impact limited areas of the membrane and localize compression along
A fluid control device comprising: a housing having a housing surface; a cover plate having a cover surface, said cover plate secured to said housing with said cover surface overlying said housing surface; at least one chamber located in said housing and having an opening through said housing surfac
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