Patent ID: 7377719
Filing Date: 2008-05-27
Classification: E01C

Abstract:
1. An apparatus for extruding a continuous curb comprising: a slipform sled; a hopper coupled to said slipform sled; wherein said hopper is adapted to receive a flowable paving material; a pivoting mold coupled to said slipform sled; wherein said pivoting mold is fluidly connected to said hopper; wherein said pivoting mold has a first position and a second position; wherein when said pivoting mold is in said first position, a curb of a first profile is extruded; wherein when said pivoting mold is in said second position, a curb of a second profile is extruded; wherein said pivoting mold is adapted to change from said first position to said second position when said slipform sled is in motion and flowable paving material is flowing from said hopper to said pivoting mold; and wherein said pivoting mold pivots on an axis parallel to the direction of motion of said slipform sled.