Patent ID: 8448397

Claim:
An anchor system securing a vertical concrete wall panel to a supporting concrete foundation, said system comprising a substantially flat base plate embedded in said concrete wall panel adjacent a horizontal bottom surface of said wall panel, an elongated channel member having a lower end portion welded to the said base plate and projecting upwardly within said wall panel from said base plate at an acute angle less than twelve degrees from a vertical reference plane, said channel member having a generally U-shape horizontal cross-sectional configuration and including side walls defining a laterally open and upwardly extending elongated cavity within a vertical surface of said wall panel, a hole within said base plate at the bottom of said cavity, an elongated anchor bolt having a predetermined length and extending through said hole within said base plate and into an aligned hole within said concrete foundation, said hole within said foundation and said anchor bolt having an axis extending at said acute angle, and said elongated channel member and said laterally open elongated cavity extending upwardly within said wall panel by a distance substantially greater than said length of said anchor bolt to permit drilling said hole at said acute angle within said concrete foundation.