Surface cleaning apparatus with accessory working air path
US8146200B2 · kind B2 · utility
9Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2007 |
| Grant date | Apr 3, 2012 |
| Priority date | — |
| Expiry date | Jan 17, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4097
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A surface cleaning apparatus comprises an accessory hose mounted to an upright handle and a recovery tank mounted to a base. An accessory working air path is formed between the accessory hose and the recovery tank when the upright handle is in an upright position and is separated when the handle is tilted from the upright position. The upright handle and the base can include couplings that are in register when the upright handle is in the upright position to form the accessory working air path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.