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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0619407 (1984-06-12) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 6 인용 특허 : 4 |
A fluid operated pump comprising a housing including first and second cylinders. First and second pistons are rigidly fixed to each other and situated in their respective cylinders, the cylinders alternately receiving pressurized fluid for operating the pump. The pump includes novel valving means an
A fluid operated pump, comprising: a. first and second pistons rigidly fixed to each other; b. a housing including first and second cylinders situated such that each of said pistons is in its respective cylinder; c. first and second flexible seals acting to seal between said pistons and their respes
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