Vacuum cleaner nozzle with retractable brush
US4073031A · kind A · utility
13Cited by
3References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 15, 1976 |
| Grant date | Feb 14, 1978 |
| Priority date | — |
| Expiry date | Mar 15, 1996 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/0653
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A vacuum cleaner nozzle having a hollow bottom part and a movable section provided with a brush that is vertically movable between a floor-engaging position and a retracted position that is out of contact with the floor. The movable section is operated by a pivotable button protruding through the upper surface of the nozzle, said button being turnable on a shaft and capable of being locked in position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.