发明名称 Multiple filtration system for a vacuum cleaner
摘要 A method of providing a multiple filtration arrangement for a floor care appliance 100 consists of the steps of; removing a dirt container 550 from the appliance housing; inserting a filter member 581 and a filtration bag 612 into the dirt container 550; and, replacing the dirt container 550 in the cleaner housing 224 interposed in the dirt laden air stream. The dirt container 550 may be provided with a lid. The filtration bag 612 may or may not be disposable and may or may not have a HEPA rating.
申请公布号 GB2426438(A) 申请公布日期 2006.11.29
申请号 GB20060015751 申请日期 2003.05.01
申请人 THE HOOVER COMPANY 发明人 DAVID W MOINE;DAVID J BOLES;NICK M BOSYJ;KURT D HARSH;JACKSON WILLIAM WEGELIN
分类号 A47L9/14;A47L5/28;A47L5/30;A47L9/04;A47L9/10;A47L9/12;A47L9/20 主分类号 A47L9/14
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