Patent ID: 8153918

Claim:
An automatic switch control that fits over a switch on a wall to move a toggle of the switch between an on position and an off position, the automatic switch control comprising: a housing; a wheel member rotatably supported by said housing, said wheel member having a cam member with a ramp surface; an electric motor that is operable to rotate said wheel member about an axis of rotation that is generally perpendicular to the wall; a first plunger mechanism having a first spring member that is operable to urge a first cam follower into sliding engagement with said ramp surface; and a second plunger mechanism having a second spring member that is operable to urge a second cam follower into sliding engagement with said ramp surface, said second plunger mechanism disposed on an opposite side of the toggle from said first plunger mechanism when the automatic switch control is installed over the switch; said electric motor operable to rotate said cam member to position said first plunger mechanism in a retracted condition and to position said second plunger mechanism in an extended condition that is operable to move the toggle to the on position.