CLEANING DEVICE
First Claim
1. A cleaning device comprising drive means and cleaning means, wherein the drive means are operable to drive the cleaning means across a surface to be cleaned, and wherein the drive means are operable to adopt first and second driving modes, the first driving mode being a travelling mode and the second driving mode being a turning mode, wherein locking means of the drive means allow selection between the first and second driving modes.
1 Assignment
0 Petitions
Accused Products
Abstract
A cleaning device (10) incorporates drive means (14) and cleaning means (20), wherein the drive means (14) are operable to drive the cleaning means (20) across a surface to be cleaned, and wherein the drive means (14) are operable to adopt first and second driving modes, the first driving mode being a travelling mode and the second driving mode being a turning mode, wherein locking means (40, 42) of the drive means (14) allow selection between the first and second driving modes.
11 Citations
22 Claims
- 1. A cleaning device comprising drive means and cleaning means, wherein the drive means are operable to drive the cleaning means across a surface to be cleaned, and wherein the drive means are operable to adopt first and second driving modes, the first driving mode being a travelling mode and the second driving mode being a turning mode, wherein locking means of the drive means allow selection between the first and second driving modes.
- 13. A method of driving a cleaning device comprises adopting one of first and second driving modes of drive means of the cleaning device, wherein the first driving mode is a travelling mode and the second driving mode is a turning mode, and wherein the first and second driving modes are selected by actuation of locking means of the drive means.
-
19. A method of cleaning a surface comprises driving a cleaning device across the surface with drive means, to thereby cause cleaning means of the cleaning device to pass over the surface to allow cleaning thereof, wherein the drive means drive the cleaning device in a substantially straight path in a first driving mode until an obstruction is encountered, whereupon a second driving mode is engaged that causes the drive means to turn or reverse from the obstacle.
Specification