Patent ID: 8087211

Claim:
A method of installing a composite anchor bolt comprising: preparing a composite anchor bolt including a first anchor bolt and a second anchor bolt positioned eccentrically in a direction perpendicular to each other with a planar connecting part connecting the first and second anchor bolts, the first anchor bolt projecting on the outside of a matrix in which the composite anchor bolt is embedded and the second anchor bolt being positioned eccentrically to the first anchor bolt relative to the planar connecting part projecting inside the matrix; removing a cylindrical or polygonal core from a reinforcement covering margin to confirm a position of a reinforcement within the matrix, the core corresponding to the shape of the connecting part, and surrounding the borehole; drilling a borehole for the second anchor bolt; and jointly attaching the composite anchor bolt, wherein the planar connecting part extends radially from the first anchor bolt to and past the second anchor bolt.