| 发明名称 |
Fine filter situated in exhaust air stream of vacuum cleaner, and corresponding vacuum cleaner |
| 摘要 |
<p>The vacuum cleaner (1) draws air from floor coverings through a filter (3) and returns the air to the room through a second fine filter unit (7) at the outlet side of the fan motor (6) through a grille (9). The fine filter consists of folded paper within a plastics case.</p> |
| 申请公布号 |
EP1360921(A2) |
申请公布日期 |
2003.11.12 |
| 申请号 |
EP20030008045 |
申请日期 |
2003.04.14 |
| 申请人 |
VORWERK & CO. INTERHOLDING GMBH |
发明人 |
RODEMANN, THOMAS, DR.;ARNOLD, HANS PETER;STROHMEYER, ROLF |
| 分类号 |
A47L9/12;(IPC1-7):A47L9/12 |
主分类号 |
A47L9/12 |
| 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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