发明名称 |
Method to enable vacuum cleaner dust bags to be reused several times has closure housing sealed by air pressure and readily removed |
摘要 |
<p>The closure housing has rigid walls (1,2,3), containing folded dust bags (4), such that the opening width (d) is slightly wider than the bag thickness and creates a seal when the bag is blown up by the vacuum cleaner fan.</p> |
申请公布号 |
DE20300509(U1) |
申请公布日期 |
2003.03.20 |
申请号 |
DE2003200509U |
申请日期 |
2003.01.14 |
申请人 |
KAESSER, JUERGEN;KAESSER, MECHTHILD;KAESSER, ANDREAS |
发明人 |
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分类号 |
A47L9/14;(IPC1-7):B65D33/16 |
主分类号 |
A47L9/14 |
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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