AUTONOMOUS SURFACE CLEANING ROBOT FOR WET AND DRY CLEANING
3 Assignments
0 Petitions
Accused Products
Abstract
An autonomous floor cleaning robot includes a transport drive and control system arranged for autonomous movement of the robot over a floor for performing cleaning operations. The robot chassis carries a first cleaning zone comprising cleaning elements arranged to suction loose particulates up from the cleaning surface and a second cleaning zone comprising cleaning elements arraigned to apply a cleaning fluid onto the surface and to thereafter collect the cleaning fluid up from the surface after it has been used to clean the surface. The robot chassis carries a supply of cleaning fluid and a waste container for storing waste materials collected up from the cleaning surface.
11 Citations
29 Claims
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1-12. -12. (canceled)
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13. A robot comprising:
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a differential drive system along a lateral axis of the robot; a supply volume that stores cleaning liquid; at least one spray nozzle that applies the cleaning liquid to a surface; a pump assembly that moves the cleaning liquid from the supply volume to the at least one spray nozzle; a bumper comprising; a first sensor on a first portion of the bumper, the first sensor being configured to generate a first signal; and a second sensor on a second portion of the bumper, the second sensor being configured to generate a second signal; and
a controller configured to;operate the differential drive system to maintain contact between the bumper and a wall surface, in response to receiving the first signal, the second signal, or both the first signal and the second signal, while advancing the robot over the surface in a forward direction. - View Dependent Claims (14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29)
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Specification