发明授权
- 专利标题: Lid with a pump/bellows device
- 专利标题(中): 盖上一个泵/波纹管装置
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申请号: US10081386申请日: 2002-02-22
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公开(公告)号: US06675982B2公开(公告)日: 2004-01-13
- 发明人: Ross Heil , Robert A. Wilk , Robert B. Carlsen
- 申请人: Ross Heil , Robert A. Wilk , Robert B. Carlsen
- 主分类号: B65D5124
- IPC分类号: B65D5124
摘要:
A lid for vacuum sealing a container has nested first and second valve system for evacuating the container. A lever is alternatively provided for manipulating the valve system.
公开/授权文献
- US20020134782A1 Lid with a pump/bellows device 公开/授权日:2002-09-26
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