Patent ID: 8058572
Filing Date: 2011-11-15
Classification: H01H

Abstract:
1. A combination of an article of furniture which includes an adjustable part and an electrical actuator system for moving said adjustable part, said electrical actuator system comprising: an electric actuator connected to said adjustable part, a control box electrically connected to said electric actuator, said control box containing a mains-based power supply and a control unit, and a hand control electrically connected to said control unit, said hand control including a key comprised of a transparent material or surrounded by a transparent area, a light source for backlighting said key or said transparent area, and circuitry for controlling said light source so as to emit a subdued basic lighting at all times except when the hand control is touched or moved, or the key activated, when the light source is caused to emit an elevated, operating lighting of the key or transparent area.