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    • 78. 发明申请
    • HAND-OPERATED PUMP
    • 手动泵
    • US20120048894A1
    • 2012-03-01
    • US13217521
    • 2011-08-25
    • Francis TatuDavid Young
    • Francis TatuDavid Young
    • B05C17/01
    • B05B15/30
    • Disclosed in this specification is a hand-operated dispensing pump for dispensing viscous fluids. The container includes a flexible cap attached to the bottom portion of the container that defines a fluid pumping zone. An elongated tube extends from this zone to a spout that is disposed atop the container. The cap is equipped with at least two one-way valves that selectively permit fluid to pass into the pumping zone when the cap flexes in a first direction and permits fluid to pass out of the pumping zone and out the spout when the cap flexes in a second direction.
    • 在本说明书中公开了一种用于分配粘性流体的手动分配泵。 容器包括附接到容器底部的柔性帽,其限定流体泵送区。 细长管从该区延伸到设置在容器顶部的喷口。 所述盖配备有至少两个单向阀,当所述盖沿着第一方向弯曲时,所述至少两个单向阀选择性地允许流体进入所述泵送区域,并且当所述盖体在所述泵送区域中弯曲时允许流体从所述泵送区域流出并且从所述喷口出口 第二个方向