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发明授权
CN101443128B 流体产品分配泵 有权

流体产品分配泵
摘要：
流体产品分配泵，包括：泵体(10)；泵室(20)；至少一个第一活塞(72)；和分配孔(45)，所述第一活塞(72)在所述泵室(20)中在静息位置和作动位置之间滑动，以分配流体产品；所述泵室包括将泵室(20)从管道(18)隔开的入口阀(70)和设置在所述管道(18)和所述泵室(20)之间的分流通道(74)，所述管道(18)朝向流体产品的容器(60)延伸；所述分流通道(74)安置在所述入口阀(70)的上游，所述分流通道在活塞(72)的作动位置将泵室(20)连通到容器(60)。
摘要（英）：

The invention concerns a fluid product dispensing pump comprising a pump body (10), a pump chamber (20), at least one first plunger (72) sliding in said pump chamber (20) between an inactive position and an actuated position for dispensing the fluid product, and a dispensing orifice (45), said pump chamber comprising an input valve (70) separating the pump chamber (20) from a channel (18) extending towards a fluid product reservoir (60), a bypass passage (74) being provided between said channel (18) and said pump chamber (20), said bypass passage (74) being arranged upstream of said input valve (70), said bypass passage connecting the pump chamber (20) to the reservoir (60) when the plunger (72) is in actuated position.

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