发明名称 Dirt interceptor filter bag mount for vacuum cleaner
摘要 A connector for connecting a filter bag to the suction inlet of a vacuum cleaner. The filter bag connector includes a dirt interceptor extending across the air flow path from the suction inlet to intercept high speed dirt particles at the center and upper center portion of the air flow path, absorb kinetic energy therefrom, and deliver the intercepted dirt particles into the substantially unimpeded lower and side portions of the air flow path for delivery with the slower moving dirt particles therein freely into the filter bag. Resultingly, abrasion of the filter bag is effectively minimized for providing extended useful life of the filter bag. In the illustrated embodiment, the dirt interceptor includes an upper flat portion and a lower flat portion extending at different angles to the perpendicular to the flow path. In the illustrated embodiment, the dirt interceptor tapers across its width and in thickness toward the distal end thereof.
申请公布号 US4469498(A) 申请公布日期 1984.09.04
申请号 US19820428416 申请日期 1982.09.29
申请人 WHIRLPOOL CORPORATION 发明人 FISH, WARREN H.
分类号 A47L9/14;(IPC1-7):B01D50/00;B01D51/00 主分类号 A47L9/14
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