- 专利标题： FLOOR BRISTLE BRUSH ASSEMBLY
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申请号： US16980276申请日： 2019-03-08
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公开(公告)号： US20210000248A1公开(公告)日： 2021-01-07
- 发明人: James L. Erickson , Samad Javid , Lijun Zu
- 申请人： 3M INNOVATIVE PROPERTIES COMPANY
- 申请人地址： US MN St. Paul
- 专利权人： 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人： 3M INNOVATIVE PROPERTIES COMPANY
- 当前专利权人地址： US MN St. Paul
- 国际申请： PCT/IB2019/051913 WO 20190308
- 主分类号： A46B3/00
- IPC分类号： A46B3/00 ; A47L13/16 ; A46B13/00 ; A47L11/40 ; A46B7/04
摘要：
A brush assembly comprising a cushion pad and a plurality of brushes secured to the cushion pad. The cushion pad has a 25% compressibility within the range of 6.9 kPa (1 psi) to 2413 kPa (350 psi). At least one of the plurality of brushes comprises: a brush base, and bristles, the bristles comprising moldable polymeric material and abrasive particle additives.
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