Mobile automatic floor cleaner
US5535476A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 5, 1994 |
| Grant date | Jul 16, 1996 |
| Priority date | — |
| Expiry date | Jan 5, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L11/4019
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An improved mobile cleaning apparatus is provided having an increased cleaning radius consisting of a movable carriage with integrated fresh and soiled liquid compartments contained therein which are separated by a fixed partition, a cleaning rotor is connected to the fresh liquid compartment at one end of the housing and at least one suction nozzle feeding into the soiled liquid compartment is also provided adjacent to the rotor. A pressure equalizing opening is provided in the upper part of the fixed partition. The fixed partition is also adapted to allow an overflow pipe to pass therethrough having an inlet opening situated in the soiled liquid compartment, and an outlet opening situated in the fresh liquid compartment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.