发明名称 |
Stem configuration to reduce seal abrasion in metered dose aerosol valves |
摘要 |
A valve stem for use in an aerosol valve such as a metered dose medicinal aerosol valve is described. The valve stem includes a flattened area around the side hole. The flattened area helps reduce damage to the diaphragm aperture upon repeated actuation of the metered dose inhaler. Also described is a metered dose valve and a metered dose inhaler, each including the flattened valve stem of the present invention.
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申请公布号 |
US2002088828(A1) |
申请公布日期 |
2002.07.11 |
申请号 |
US20010978816 |
申请日期 |
2001.10.15 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
THIEL CHARLES G.;HODSON PETER D.;BRYANT ANDREW M. |
分类号 |
B65D83/14;(IPC1-7):B65D83/14 |
主分类号 |
B65D83/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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