Patent ID: 8079195
Filing Date: 2011-12-20
Classification: E04B,E04C

Abstract:
1. A modular block system, comprising: a first block cooperatively formed by first and second side members arranged with their interior surfaces facing each other and spaced-apart to define interior space therebetween, and at least one locking lug positioned between and interconnecting the side members, the locking lug comprising a first hook at one end thereof vertically adjacent a notch and protruding beyond a top surface of the block, and a second hook at an opposing end thereof vertically adjacent a notch and positioned within the interior space, wherein the first and second hooks face in opposing directions generally perpendicular to the side members; and a second block cooperatively formed by first and second side members arranged with their interior surfaces facing each other and spaced-apart to define interior space therebetween, and at least one locking lug positioned between and interconnecting the side members, the locking lug comprising a first hook at one end thereof vertically adjacent a notch and protruding beyond a top surface of the block, and a second hook at an opposing end thereof vertically adjacent a notch and positioned within the interior space, wherein the first and second hooks face in opposing directions generally parallel to the side members; wherein the first hook of the lug of the second block engages within the notch vertically adjacent the second hook of the lug of the first block when the first and second blocks are arranged vertically adjacent to each other; and wherein the interior surface of each of the first and second side members of the first and second blocks have at least one key groove extending continuously from the top of each block to the bottom of each block for receiving a key.