Patent ID: 7926235

Claim:
A concrete wall structure joint system for mitigating against crack formation-in a wall, the system comprising: a first concrete wall component defining a first upper surface, a first left surface and a first right surface; a second concrete wall component defining a second upper surface, a second left surface and a second right surface; and a joint for mitigating against crack formation in the first and second concrete wall components, the joint comprising: a rigid plate disposed between the first and second concrete wall components, an exposed upper edge portion of the rigid plate being lower than the first and second upper surfaces of the first and second concrete wall components, exposed left and right edge portions of the rigid plate being recessed interiorly with respect to the first and second left and right surfaces of the first and second concrete wall components; an upper depression formed in the upper surfaces of the first and second concrete wall components with the exposed upper edge portion disposed within the upper depression; a left depression formed in the first and second left surfaces of the first and second concrete wall components with the exposed left edge portion disposed within the left depression; and a right depression formed in the first and second right surfaces of the first and second concrete wall components with the exposed right edge portion disposed within the right depression.