Lawn care robot

  • US 9,043,952 B2
  • Filed: 12/12/2013
  • Issued: 06/02/2015
  • Est. Priority Date: 03/17/2006
  • Status: Active Grant
First Claim
Patent Images

1. A robot lawnmower comprising:

  • a body;

    a drive system carried by the body and configured to maneuver the robot across a lawn;

    a controller carried by the body and in communication with the drive system;

    a grass cutter carried by the body;

    at least one obstacle sensor carried by the body and in communication with the controller, the at least one obstacle sensor configured to detect surface phenomenon that may be treated as an obstacle;

    a manual handle configured to be extendable from the body; and

    a handle connector carried by the body, the handle connector configured to detect if the manual handle is extended relative to the body;

    wherein the controller is configured to operate in a check setup mode in which a user maneuvers the robot to circumnavigate and approach a boundary and obstacles while the robot is in manual mode and permit operation of the robot in an autonomous mode only after the check setup mode is completed and the handle connector detects that the manual handle is not extended relative to the body.

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