Floor cleaning device with multiple agitators
US8800106B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2009 |
| Grant date | Aug 12, 2014 |
| Priority date | — |
| Expiry date | Nov 25, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA46B13/02
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An agitator arrangement for a floor cleaning machine is disclosed including various multi-agitator configurations or one agitator configuration with a plurality of brushes with bristle bundles for rotation of the brushes about an approximate vertical axis with a plurality of stationary downwardly projecting, bristle bundles arranged in at least one row approximately side by side with or without an offset. In particular, agitator assemblies having multiple brushes that rotate in approximately a horizontal and approximately a vertical axis or that rotate at different speeds and torque. Other configurations may include multi-row multiple vertical axis agitators.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.