发明名称 UPRIGHT TIPE ELECTRIC CLEANER
摘要 The upright type electric cleaner includes a main body case and a suction port body(1). When the main body case is brought to an upright position as the machine is inoperative, a rotry brush extending downward from the bottom of the suction port body (1) is released from contact with the surface to be cleaned. The suction port body includes a single switching knob which, when manipulated, enables the speed of operation of the rotary brush and the distance between the rotary brush and the surface to be cleaned and adjusted simultaneously. A part of exhuast air of the cleaner released through a blower is led through a sound absorbing duct located in a bag compartment into a cord reel chamber. This greatly reduces the noise level of exhaust and prevents the power cord of the cleaner from overheating.
申请公布号 KR860001635(B1) 申请公布日期 1986.10.15
申请号 KR19820002316 申请日期 1982.05.26
申请人 HITACHI LTD. 发明人 WATANABE, SYUJI;ISHII, YOSHITARO;SUNAGAWA, MASAO
分类号 A47L5/30;A47L5/34;(IPC1-7):A47L5/30;A47L9/00 主分类号 A47L5/30
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