发明申请
- 专利标题： PUMP DEVICE AND METHODS FOR MAKING THE SAME
- 专利标题（中）： 泵装置及其制造方法
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申请号： US12912241申请日： 2010-10-26
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公开(公告)号： US20110031278A1公开(公告)日： 2011-02-10
- 发明人: Eelco Han de Man
- 申请人： Eelco Han de Man
- 主分类号： B65D37/00
- IPC分类号： B65D37/00 ; F16K1/32
摘要：
Bellow actuated pump devices for dispensing a product from a container may include a bellow and a base or a bellow, a base, and a valve having two or more valves wherein actuation of the bellow opens a discharge portion of the valve and dispenses a product and the de-actuation of the bellow opens an intake portion of the valve and refills the pump for the next actuation.
公开/授权文献
- US10226783B2 Pump device and methods for making the same 公开/授权日：2019-03-12
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