Cleaning Sheet
US7033965B2 · kind B2 · utility
37Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2001 |
| Grant date | Apr 25, 2006 |
| Priority date | — |
| Expiry date | Dec 26, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/696
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cleaning sheet having a cleaning surface comprising a cleaning area for cleaning a piled surface and a low-friction area which adjoins the cleaning area. The cleaning area has a coefficient of static friction of 0.1 to 4.0 against wool press felt (JIS L3201 R33W). The low-friction area comprises a film or nonwoven fabric and has a coefficient of static friction of 0.01 to 1.0 against wool press felt (JIS L3201 R33W).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.