General Electric Company

David Joseph De Sanzo

Wing Yeung Chung

Richard Hooker

Brian Edward Celidonia

John David Walker

An apparatus is provided for operating a lighting system of the type including one or more lighting devices disposed on an off-highway vehicle. The apparatus includes: one or more input devices, operable to detect an operating condition of the off-highway vehicle and to generate a signal thereof; and a lighting controller operatively coupled to the input devices and to the lighting devices. The lighting controller is programmed to selectively power the lighting devices from an electrical power source of the off-highway vehicle based on predetermined responses to the signals from the input devices.

Vehicle lighting control apparatus and method

A system for monitoring a sand reservoir includes: (a) a sand reservoir carried on an off-highway vehicle; and (b) at least one sand level indicator carried by the sand reservoir which provides a visual display external to the sand reservoir indicative of the quantity of sand within the sand reservoir.

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Waterford, PA, United States of America

David Joseph De Sanzo