专利名称：PUMP DEVICE AND METHODS FOR MAKING
THE SAME
发明人：HAN DE MAN, Eelco申请号：EP117790.2申请日：20111026公开号：EP2632313A1公开日：20130904
摘要：Bellow actuated pump devices for dispensing a product from a container mayinclude a bellow and a base or a bellow, a base, and a valve having two or more valveswherein actuation of the bellow opens a discharge portion of the valve and dispenses aproduct and the de-actuation of the bellow opens an intake portion of the valve andrefills the pump for the next actuation.
申请人：MeadWestvaco Calmar Netherlands B.V.
地址：501 South 5th Street Richmond, VA 23219-0501 US
国籍：US
代理机构：Coulson, Elizabeth Eve
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