发明名称 |
Suction brush for use in vacuum cleaner and method of adjusting the height thereof |
摘要 |
A suction brush for use in a vacuum cleaner and a method of adjusting the height thereof. The suction brush includes a brush casing having a suction opening to draw in air and a main air passage through which the air drawn in through the suction opening flows, a detecting unit disposed to the brush casing to detect a kind of a surface to be cleaned, a lifting unit to move a bottom surface of the brush casing close to and away from the surface to be cleaned, and a driving unit operated in response to a signal generated from the detecting unit and moving the lifting unit using air pressure generated by the air flowing through the main air passage.
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申请公布号 |
US2009064446(A1) |
申请公布日期 |
2009.03.12 |
申请号 |
US20080010781 |
申请日期 |
2008.01.30 |
申请人 |
SAMSUNG GWANGJU ELECTRONICS CO., LTD. |
发明人 |
OH JANG-KEUN;KIM MIN-HA |
分类号 |
A47L9/28;A47L5/36;A47L9/04 |
主分类号 |
A47L9/28 |
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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