Patent ID: 11739493

Abstract:
A retaining wall block includes a block body having a top side and a bottom side parallel to the top side, each of the top side and the bottom side being trapezoidal in shape and symmetrical with respect to a central vertical plane; a front side and a rear side parallel to the front side; and a right side and a left side opposite the right side. The retaining wall block includes a vertical interlock system having a groove having a groove depth and a groove width and extending transverse to the central vertical plane along the bottom side from the left side to the right side; and a key extending transverse to the central vertical plane along the top side and having a maximum key width that is smaller than or equal to the groove width, the key having a maximum key height that is smaller than or equal to the groove height, wherein the key has a left side portion and a right side portion, and each of the left side portion and the right side portion is shaped to reduce in width toward both the left and right sides of the block.