Floor nozzle for vacuum cleaner
US4854006A · kind A · utility
119Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 29, 1988 |
| Grant date | Aug 8, 1989 |
| Priority date | — |
| Expiry date | Mar 29, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/0455
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A floor nozzle for vacuum cleaner in addition to a main rotating brush has auxiliary rotating brushes positioned aperatures in the side faces of the nozzle which extend to the bottom thereof, thereby to brush and suck dusts of edges on a carpet adjacent a wall of a room.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.