发明名称 EXTENSION TUBE FOR VACUUM CLEANER
摘要 PROBLEM TO BE SOLVED: To provide an extension tube for vacuum cleaner which enhances convenience for a user by reducing fatigue of the user in cleaning by enabling the user to easily clean even the corners of furniture without laying the extension tube on a floor or stooping by making the extension tube foldable at a prescribed angle. SOLUTION: This extension tube is provided with a lower extension tube for sucking air containing a foreign matter through a suction port body provided on one end part, an upper extension tube for passing the air containing the foreign matter sucked through the lower extension tube having one end part connected to the other end part of the lower extension tube and having the other end part connected to a handle part, a joint part provided between the lower and the upper extension tubes for making the lower and the upper extension tubes foldable relative to each other at the prescribed angle, and a lock control means for controlling the joint part so as to be selectively folded.
申请公布号 JP2002253456(A) 申请公布日期 2002.09.10
申请号 JP20020014793 申请日期 2002.01.23
申请人 LG ELECTRONICS INC 发明人 PARK DEOG BAE;JEONG HOI KIL;HWANG MAN TAE
分类号 A47L9/24 主分类号 A47L9/24
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