发明名称 |
Foam forming liquid dispensing device |
摘要 |
A foam dispensing apparatus of the present invention includes a reservoir containing a foamable liquid, with a closed headspace above a surface of the liquid. The apparatus also includes a source of a gas disposed to impose a gas pressure higher than ambient atmospheric pressure into the closed headspace. There is a mixing chamber having an inside diameter, an inlet and an outlet open to the ambient atmosphere with a flow restricter having a plurality of openings therein in gaseous communication with the closed headspace. The foam dispensing apparatus also includes a hydrophobic filter.
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申请公布号 |
US6308866(B1) |
申请公布日期 |
2001.10.30 |
申请号 |
US20000512402 |
申请日期 |
2000.02.24 |
申请人 |
BECTON, DICKINSON AND COMPANY |
发明人 |
HOANG MINH QUANG;BURKHOLZ JONATHAN KARL;HUNT DONALD EDWARD |
分类号 |
A47K5/14;H04N7/26;(IPC1-7):B67D5/58 |
主分类号 |
A47K5/14 |
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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