<p>A piston pump dispenser having a reciprocating piston pump arrangement which in a dispensing stroke dispenses fluid from an outlet and in a charging stroke draws fluid from a reservoir and also draws back fluid from the outlet.</p>
申请公布号
EP2275014(A2)
申请公布日期
2011.01.19
申请号
EP20100169218
申请日期
2010.07.12
申请人
GOTOHTI.COM INC.
发明人
SHI, ZHENCHUN (TONY);OPHARDT, HEINER;JONES, ANDREW