发明名称 Cleaning tool with upstanding stems and method of cleaning a surface
摘要 The present disclosure relates to a cleaning tool, a cleaning sheet and method of removes debris, lint, or hair from a variety of surfaces. The cleaning tool is provided with a first array of stems and a second array of stems, wherein the first array of stems are smaller and more densely included on a cleaning surface of the cleaning tool. The larger stems are able to loosen and pull deeply embedded hair from loose fabric surfaces, while the smaller stems are able to capture and retain the loosened hair.
申请公布号 US8850649(B2) 申请公布日期 2014.10.07
申请号 US200912612812 申请日期 2009.11.05
申请人 3M Innovative Properties Company 发明人 Tuman Scott J.;Vasilakes Lloyd S.;Benson Shaelyn D.
分类号 A47L13/00;A47L23/04;A46B9/04;A47L25/08;A46B9/02;A46B9/00 主分类号 A47L13/00
代理机构 代理人
主权项 1. A cleaning tool comprising: a working surface; a first array of stems comprising from 20 to 1000 upstanding stems per square centimeter projecting from the working surface, wherein each stem of the first array has a height from 0.2 and 2.0 millimeters and a shore hardness less than 105 A; a second array of stems comprising from 0.1 to 3 upstanding stems per square centimeter projecting from the working surface, wherein each stem of the second array has a height from 2.5 to 25 millimeters and a shore hardness less than 105 A; wherein the first and second array of stems are wiped over a surface to be cleaned to gather debris, lint, or hair; wherein at least one of the first and second arrays of stems is formed by a cleaning material removably secured to the working surface such that upon removal of the cleaning material from the working surface, the corresponding at least one of the first and second arrays of stems is removed from the working surface.
地址 St. Paul MN US