发明名称 |
Vacuum cleaner nozzle with rotatable comb-shaped part |
摘要 |
A nozzle for a vacuum cleaner which has an elongated comb-shaped part that can be rotated from a retracted position within the nozzle housing to another position in which it is extended out of the housing for use with a deep pile rug. The comb-shaped part has a cylindrical surface which moves adjacent to the suction channel and has an opening therein for communication between the comb-shaped part and the suction channel when said part is in its fully extended position.
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申请公布号 |
US4100644(A) |
申请公布日期 |
1978.07.18 |
申请号 |
US19770774319 |
申请日期 |
1977.03.04 |
申请人 |
AKTIEBOLAGET ELECTROLUX |
发明人 |
JOHANSSON, ERIK KARL GUSTAV |
分类号 |
A47L9/02;C01B15/043;(IPC1-7):A47L9/06 |
主分类号 |
A47L9/02 |
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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