Patent ID: 8793020
Filing Date: 2014-07-29
Classification: A47L,B25J,G05D,Y10S

Abstract:
1. A robotic cleaner, comprising: a chassis and an outer shell secured to the chassis; left and right main drive wheel assemblies and respective independent electric motors, independently mounted in pivotally-biased combination with the chassis for pivotal motion with respect thereto at opposed ends of the transverse diameter of the chassis, and movable between a retracted position under the weight of the robotic cleaner during operation and an extended position wherein their axes of rotation are below the bottom plane of the chassis; a navigational control system operative to monitor movement activity of the robotic cleaner within a defined working area, the monitored movement activity including at least one of a position history of the robotic cleaner and an instantaneous position of the robotic cleaner; and a transmitting subsystem including a transmitter laser, wherein the transmitter laser: