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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0945420 (1997-10-27) |
우선권정보 | SE0001564 (1995-04-27) |
발명자 / 주소 |
|
대리인 / 주소 |
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인용정보 | 피인용 횟수 : 21 인용 특허 : 4 |
A double-acting pump having two cavities, each of which is divided into an operating chamber and a working chamber by means of a respective movable partition wall. Each of the operating and working chambers is provided with a valve-controlled inlet and outlet for a gaseous driving medium and a pump-
[ What is claimed is:] [1.]1. A double-acting pump comprising two cavities, each of which is divided into an operating chamber and a working chamber by means of a movable partition wall in the form of a diaphragm, each of the working chambers being connected to a common working medium inlet chamber,
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