Tube shaft for a vacuum cleaner
US6101673A · kind A · utility
2Cited by
11References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 20, 1999 |
| Grant date | Aug 15, 2000 |
| Priority date | — |
| Expiry date | Apr 20, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L9/244
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A tube shaft (14) for a vacuum cleaner having an upper end and a lower end. The upper end is connected to a tube handle (15) or the like communicating with a vacuum source and a particle separating means. The lower end is connected to a nozzle (13). The tube shaft (14) includes at least two sections (17,18) arranged telescopically with respect to one another and the parts of the sections which are telescopically arranged with respect to one another are curved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.