发明名称 |
VACUUM CLEANING APPLIANCE HAVING A PLURALITY OF CYCLONE SEPARATORS OF DIFFERENT EFFICIENCIES |
摘要 |
<p>A vacuum cleaning appliance comprises a lower efficiency cyclone unit and a high efficiency cyclone unit connected in series. This enables both large and fine dirt particles to be dealt with.</p> |
申请公布号 |
CA1182613(A) |
申请公布日期 |
1985.02.19 |
申请号 |
CA19810380126 |
申请日期 |
1981.06.18 |
申请人 |
PROTOTYPES, LTD. |
发明人 |
DYSON, JAMES |
分类号 |
A47L9/16;(IPC1-7):A47L9/16 |
主分类号 |
A47L9/16 |
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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