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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
|
출원번호 | US-0646390 (1991-02-19) |
발명자 / 주소 |
|
인용정보 | 피인용 횟수 : 20 인용 특허 : 0 |
A metering and dispensing machine that operates in accordance with the position of a cross-bar. The cross-bar is powered by a pneumatic cylinder and reciprocates two piston pumps that draw liquid from storage vessels during a back stroke. The liquid is expelled during a forward stroke through a valv
A machine for pumping predetermined volumes of fluid to a dispensing device, comprising: a platform with an upstanding support; a pump drive means attached to said support having a reciprocating drive shaft for supplying force to a cross-bar, said drive shaft having a free end which is connected to
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