发明名称 VACUUM CLEANER
摘要 PROBLEM TO BE SOLVED: To provide a vacuum cleaner capable of reducing exhaustion noise of a vacuum motor. SOLUTION: The tip part of a motor-side exhaust pipe 4a is provided with a silencer 2 as a silencing means for reducing exhausting noise of the vacuum motor 4, and the silencer 2 is provided with an outside exhaust pipe 4b.
申请公布号 JP2002119447(A) 申请公布日期 2002.04.23
申请号 JP20000317402 申请日期 2000.10.18
申请人 RINREI:KK 发明人 SHIMA ETSUO;OTSUKA SHOWA
分类号 A47L9/00;A47L7/00;(IPC1-7):A47L9/00 主分类号 A47L9/00
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