Patent ID: 7870853
Filing Date: 2011-01-18
Classification: B28B,B28D,E04B,E04C

Abstract:
1. A method for splitting a concrete workpiece; the method comprising: using a block splitter to engage a surface of a concrete workpiece and split the workpiece along a splitting line during a splitting operation to form at least one concrete block with an irregular front face; and during the splitting operation, engaging a surface of the workpiece with a plurality of generally parallel ridges extending along the splitting line to chip and roughen at least one edge of the at least one block generally along the front face of the block adjacent the splitting line, the ridges being positioned to engage the workpiece surface so that the majority of the length of the at least one edge along the front face of the resulting block is chipped and roughened and the at least one edge of the block at the intersection of the workpiece surface with the front face of the block is rounded.