发明名称 Suction nozzle with rotary brush for vacuum cleaner
摘要 A front side flexible member is provided along the vicinity of an opening front edge of a suction opening of a suction nozzle main body and has a plurality of opening grooves. The flexible member is positioned at a dent wall of the suction nozzle main body. A suction guide wall is formed between the flexible member and the suction opening of the suction nozzle main body. The suction guide wall is positioned at a dent portion more than a bottom face of the suction nozzle main body. The large size solid dust at the corner portion is moved smoothly into the suction opening and the cleaning operation with the large size solid dust at the corner portion is carried out thoroughly.
申请公布号 US5101534(A) 申请公布日期 1992.04.07
申请号 US19910662363 申请日期 1991.02.28
申请人 HITACHI, LTD. 发明人 WATANABE, SYUJI;SATOH, SUSUMU;SAGAWA, KOICHI
分类号 A47L5/36;A47L9/04 主分类号 A47L5/36
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