Patent ID: 7311465
Filing Date: 2007-12-25
Classification: E01C

Abstract:
1. Apparatus for spreading a spreadable material to form a pavement of the material on a substrate to be paved comprising: at least two side bolsters standing parallel to the substrate and at least two cross beams spanning the substrate and forming a conveyor supporting structure across a span of the frame; a rail system attached to and spanning the frame; and, a roll in/roll out conveyor having a cantilevered support at one of the side bolsters and a support for attachment to and support from a rail system in traversing motion across the span of the frame; strike-off beam and spreader plow assembly for attachment to the frame of a placer/spreader comprising: the strike-off beam spanning the frame; first and second of attachment points on either side of the frame, the attachment points for mating with attachment bars of the strike-off beam; the attachment bars on the strike-off beam for attachment to either of the first and second attachment points on opposite sides of the frame; a spreader plow track connected with the strike-off beam; a spreader plow car movable along the spreader plow track from side to side of the strike-off beam; a spreader plow blade dependently mounted from the spreader plow car for plowing the spreadable material side to side in advance of the strike-off beam; and, means for moving the spreader plow car from side to side to enable the spreader plow blade to spread the spreadable material in advance of the strike-off beam.