Roller brush
US4642831A · kind A · utility
8Cited by
5References
20Claims
0Family size
Inventor
Key dates
| Filing date | Sep 27, 1985 |
| Grant date | Feb 17, 1987 |
| Priority date | — |
| Expiry date | Sep 27, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L13/40
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A brushing implement uses a belt covered with slant fibres on two rollers, having a straight flight between the two rollers which is used for brushing. Yieldable resistance means to belt movement causes the belt to skid on the brushed surface producing the brushing action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.