Patent ID: 6636772
Filing Date: 2003-10-21
Classification: A47J,B23Q,G05B,H02P

Abstract:
A system for enabling an operator from outside a device to enter a command relating to a function of the device, and for indicating to the operator outside the device the nature of the command entered, without operator access to the inside of the device, comprising:a single entry element, mounted on the device, for enabling an operator from outside the device to enter a command, by a preset series of actuations of the single entry element, relating to a function of the device; a single indicating element, mounted on the device, for indicating to the operator outside the device, by a preset series of pulses of light emitted by the single indicating element, the nature of the command entered by the single entry element, adapted to interact with the single entry element to respond to the actuation thereof; and a processing element mounted in the device for processing the command entered in the device responsive to the actuation of the single entry element, for generating the actuation of the single indicating element responsive thereto for indicating the nature of the command entered by the single entry element, and for interacting with the device to enable the device to perform the function responsive to the entry of the command by the single entry element and the indicating of the command by the single indicating element.