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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0946770 (1978-09-28) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 16 인용 특허 : 0 |
A pump having first and second pumping chambers and a double-acting reciprocating piston which partly defines the pumping chambers. The piston is reciprocated by a rotatable drive member which may include an eccentric. The rotatable drive member has a peripheral surface which engages first and secon
An apparatus comprising: a reciprocable member having first and second spaced apart drive surfaces; means for mounting said reciprocable member for reciprocating movement along a path; a rotatable drive member for driving said reciprocable member in both directions along said path; means for mountin
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