Patent ID: 6512338
Filing Date: 2003-01-28
Classification: G05B

Abstract:
A control device for an appliance adapted to assume a level selected from a range of levels, the device comprising a keypad representative of said range of levels to enable a user to select a level, an â€œoffâ€  key for switching off said appliance, and a processor unit connected to said keypad and to said â€œoffâ€  key, wherein,when said appliance is off and said keypad is operated to select a target level, said processor unit causes said appliance to assume the selected target level, when said appliance is off and said â€œoffâ€  key is operated, said processor unit leaves said appliance switched off, when said appliance is on and said keypad is operated to select a target level, said processor unit causes said appliance to assume the selected target level if that level is different from its current level, and when said appliance is on and said â€œoffâ€  key is operated, said processor unit switches off said appliance.