Patent ID: 7208900
Filing Date: 2007-04-24
Classification: B25J,F16P,G01S

Abstract:
1. An industrial robot system, comprising: an industrial robot comprising a manipulator, a control unit for controlling the manipulator, at least one portable operator control device for teaching and manually operating the robot, wherein the operator control device is adapted for communication with the control unit through a data link; a defined working area for the operator control device; means to determine the position of the operator control device; and an indicator operative to indicate a mode of the data link, wherein the indicator is operable to physically indicate a communication failure of the data link through tactile feedback by touch perception to the body of an operator of the operator control device during operation; wherein the data link is broken/disconnected upon the operator control device being outside the defined working area, or the data link is connected upon the operator control device being inside the working area.