发明名称 VACUUM CLEANER
摘要 <p>A vacuum cleaner is provided. The vacuum cleaner includes a first suction unit, a main body, a second suction unit, a connection flow-tube, and a flow-passage switching device. The main body communicates with the first suction unit and includes a suction motor to generate a suction force. The second suction unit is configured to be selectively attached to the main body. The connection flow-tube is configured to selectively connect the first suction unit or the second suction unit to the suction motor. The flow-passage switching device is configured to connect the connection flow-tube to the first section unit or the second suction unit according to a disposition state of the second suction unit.</p>
申请公布号 CA2738299(C) 申请公布日期 2014.04.22
申请号 CA20092738299 申请日期 2009.02.12
申请人 LG ELECTRONICS INC. 发明人 PARK, SEONG-HO;YANG, HAE-SEOCK;HYUN, YOUNG-MIN;KWON, HYUK-JOO;SHIN, HYO-CHURL;PARK, SANG-JUN;SEO, JIN-WOOK
分类号 A47L9/02 主分类号 A47L9/02
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