发明名称 Dust filter for toilet tissue
摘要 A filter assembly for use in combination with a toilet tissue dispenser includes a housing in which a roll of toilet tissue is mounted. A motor driven blower is positioned in the housing and serves to remove dust and loose fibers by directing a flow of air over the tissue roll. A removable filter captures the loose dust and fibers. Additionally, perfume granules or the like may be retained in the housing so as to provide the clean exhaust air with a pleasant odor.
申请公布号 US4770679(A) 申请公布日期 1988.09.13
申请号 US19860936717 申请日期 1986.11.25
申请人 SLAUGHTER, OMER 发明人 SLAUGHTER, OMER
分类号 A47K10/32;A47K10/42;(IPC1-7):B01D46/00 主分类号 A47K10/32
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