Abstract: Road working apparatus, towed by a road working vehicle, such as a truck, includes a cage portion for protecting workers performing tasks such as filling potholes. The cage has an opening through the floor, which opening is positioned over the pothole. If necessary the size of the opening can be increased by pivoting up one or more grates. Preferably the apparatus includes machinery and equipment necessary to perform the particular task at hand, such as a hot patch and blacktop dispersing unit, a generator and an air compressor for powering road working tools.

Abstract: A technique for mining coal or similar mineral employing existing auger holes or a specially drilled bore hole into the face of the coal, a guide anchor rod being inserted into the hole and having a pulley at its inner end, a first cable passing over the pulley pulls a coal recovery scoop into the hole, an additional cable is attached to the scoop and extends out of the hole to a winch which pulls the scoop and the coal out of the hole, and thereafter the first cable retracts the scoop into the hole to start another cycle of operation.