发明名称 Vacuum cleaner and a handle for suction lines thereof
摘要 The problem with suction lines on vacuum cleaners is that the connected vacuum hose must be lifted during when the suction pipe is rotated. To eliminate this problem, the invention teaches that an elbow is interposed between the suction pipe and the suction hose which is mounted by means of a rotating knuckle, as a result of which the suction hose can be adjusted as required, and the suction pipe can be ergonomically manipulated by means of an angled gripping area of the handle.
申请公布号 US5815883(A) 申请公布日期 1998.10.06
申请号 US19950463495 申请日期 1995.06.05
申请人 STEIN, KLAUS;KAULIG, HEINZ 发明人 STEIN, KLAUS;KAULIG, HEINZ
分类号 A47L9/24;A47L9/32;(IPC1-7):A47L9/32 主分类号 A47L9/24
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