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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0321889 (1989-03-10) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 61 인용 특허 : 0 |
A double diaphragm pump having an air chamber housing centrally located between two water chamber housings. The air chamber housing includes a center section and two outwardly facing concave discs. Each water chamber housing inlcudes a water chamber shell mating with one of the discs with a flexible
A double diaphragm pump comprising an air chamber housing having a center section and two outwardly facing concave discs rigidly positioned to either side of said center section; two water chamber housings fixed to said air chamber housing and mating with said two outwardly facing concave discs abou
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