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    • 54. 发明申请
    • DUAL MODE CARPET CLEANING APPARATUS UTILIZING AN EXTRACTION DEVICE AND A SOIL TRANSFER CLEANING MEDIUM
    • 使用抽提装置的双模地毯清洁装置和土壤转移清洁介质
    • WO2004075712A1
    • 2004-09-10
    • PCT/US2004/004291
    • 2004-02-13
    • TENNANT COMPANY
    • HEKMAN, Frederick, A.FYSTROM, Jeffrey, D.WYDRA, Larry, D.
    • A47L11/30
    • A47L11/4083A47L11/292A47L11/30A47L11/302A47L11/34A47L11/4011A47L11/4016A47L11/4041A47L11/4044A47L11/4061A47L11/4069A47L11/4088A47L11/4091
    • An apparatus performing multiple different cleaning operations for cleaning fabrics, floor coverings, and bare floor surfaces is disclosed. A device according to the present invention selectively utilizes soil transfer and solution extraction technology. In one embodiment, an apparatus (10) is disclosed having a cleaning implement (34) in selective wiping contact with a surface (20) to be cleaned, a cleaning solution dispenser (36, 38) which selectively wets with a cleaning solution (14) a portion of the cleaning implement (34) or a portion of the surface (20) or both, a first selectively controllable vacuum extractor tool (56, 58) which when operating removes some of the dispensed cleaning solution (14) and soil from the cleaning implement (34), and a second selectively controllable vacuum extractor tool (54) which when operating removes soil and some of the cleaning solution (14) directly from the surface (20) intended to be cleaned. A method of use of such an apparatus is also disclosed. Portable and vehicle-based devices may be utilized to practice the different methods of cleaning.
    • 公开了一种执行清洁织物,地板覆盖物和裸地板表面的多种不同清洁操作的设备。 根据本发明的装置选择性地利用土壤转移和溶液提取技术。 在一个实施例中,公开了一种设备(10),其具有与待清洁的表面(20)选择性地擦拭接触的清洁器具(34),清洁溶液分配器(36,38),其用清洁溶液(14)选择性地润湿 )清洁工具(34)的一部分或表面(20)的一部分或两者,第一可选择性控制的真空抽取工具(56,58),其在操作时将一些分配的清洁溶液(14)和污垢从 清洁工具(34)和第二可选择性控制的真空提取器工具(54),其在操作时从直接从要清洁的表面(20)去除污垢和一些清洁溶液(14)。 还公开了使用这种装置的方法。 可以利用便携式和基于车辆的装置来实施不同的清洁方法。