Patent ID: 7000927
Filing Date: 2006-02-21
Classification: B60G,B60S,G01C,H01H

Abstract:
1. A Sensor/Switch Assembly Unit for an automatic vehicle leveling system, having a plurality of jacks, comprising: a glass cylindrical envelope having a spherical concaved floor on which floats a pool of liquid mercury, the top surface of which always describes a plane of true level; a conductor electrode protruding through the top center of said envelope and penetrating the pool of mercury such as to provide it with electric current; a plurality of electrodes protruding through the top of said envelope placed radially consistent with the relative locations of the jacks to the longitudinal and transverse axes of the vehicle, the tips of said electrodes to describe a plane parallel to the plane of the vehicle, all the tips contacting the mercury when the vehicle is on a level plane, the electrodes sending a signal to their respective jacks when immersed in mercury to level the vehicle.