Patent ID: 9492921
Filing Date: 2016-11-15
CPC Classification: B25J,G05B,Y10S

Claim Text:
1. A robot controller for controlling a robot, comprising: a teaching pendant having an emergency stop button for interrupting drive power for the robot, the teaching pendant being detachably connected to a main body of the robot controller; a connection/disconnection switch which is manually operated when the teaching pendant is attached to or detached from the main body of the robot controller; a signal part which generates a connection-recognition signal representing that the teaching pendant is connected to the main body of the robot controller; and a power interrupting part configured to not interrupt drive power for the robot when the connection-recognition signal is not generated even when the robot controller receives an emergency stop signal from the teaching pendant, during a connecting/disconnecting operation allowable state, the connecting/disconnecting operation allowable state corresponding to a duration until a first predetermined period of time has passed after the connection/disconnection switch is operated, and configured to interrupt the drive power for the robot when the robot controller receives the emergency stop signal form the teaching pendant, after the first predetermined period of time has passed.