Motor driven brush assembly for vacuum cleaner
US4777691A · kind A · utility
20Cited by
6References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1986 |
| Grant date | Oct 18, 1988 |
| Priority date | — |
| Expiry date | Oct 20, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B13/006
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A cylindrical motor driven brush for a vacuum cleaner or the like having a hollow outer cylinder and a plastic bristle tube assembly for insertion in the outer cylindrical tube. The insert tube is provided with a helical mounting strip with brush bristles thereon which is inserted through a correspondingly shaped slot in said outer cylindrical tube.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.