Patent ID: 8567146
Filing Date: 2013-10-29
Classification: B32B,E04G,Y10T

Abstract:
1. A composite material for use in repairing concrete comprising a first fiber system, a second fiber system and a binding material, said first and second fiber systems having a top edge, a bottom edge, a first end, a second end, a front face, a back face, a length, a width and a depth, at least one of said first and second ends including a curved surface between said top and bottom edges, a majority of said top edge generally parallel to said bottom edge, said top edge having a longitudinal length that is greater than a longitudinal length of said bottom edge, a majority of said bottom edge generally parallel to said top edge, said first fiber system including at least one layer, each fiber layer of said first fiber system including a plurality of fibers, said second fiber system including at least one layer, each fiber layer of said second fiber system including a plurality of fibers, said binding material securing together said plurality of fibers in said at least one layer of said first and second fiber systems, said binding material securing together said back face of said first fiber system to said front face of said second fiber system.