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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0655830 (1991-02-15) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 102 인용 특허 : 0 |
A valving-type closure having a resilient diaphragm provided with a portion having a through slit for the passage of fluids, the slit portion being adapted to bulge and open the slit in response to fluid pressure applied to one side thereof. The slit portion has abuttable, cooperable structures on o
A valving-type closure comprising a resilient diaphragm having a potion provided with a through valving slit which has opposed engaging walls for restricting the passage of fluids therethrough, said slitted portion being adapted to bulge and open said slit in response to fluid pressure applied to on
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