Water extraction cleaning machine with nesting tank assembly
US5896617A · kind A · utility
50Cited by
10References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 5, 1996 |
| Grant date | Apr 27, 1999 |
| Priority date | — |
| Expiry date | Nov 5, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01F35/718051
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An upright water extraction cleaning machine having an assembly of tanks efficiently stored on and interconnected to the machine is shown. The tank assembly has at least two tanks nested with one another and having one-way valve mechanisms on the bottom thereof. The two tanks are slidably mounted to one another and the tank assembly is slidably mounted and operatively connected to the machine. With this structure, the user can quickly and easily remove and refill the tanks and continue operation of the machine with a minimum amount of interruption and delay.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.