HOLE-IN ANCHOR FOR FOUNDATION

PROBLEM TO BE SOLVED: To provide a hole-in anchor with a constitution securing strength high enough to function as a foundation for supporting an attachment object, shortening a construction period, reducing cost by reducing its weight and facilitating construction. SOLUTION: This hole-in anchor 10 for the foundation includes: a fixing anchor 20 for being anchored and fixed to a concrete slab 1; a bottomed cylinder-like cylindrical body component 30 which has a bottom plate 31 screwed to a male screw 22 at the back end of the fixing anchor 20 and abutting on the top surface 1a of a concrete base material; a cone-shaped cylindrical waterproof base member 40 which is screwed to the outside of a cylindrical portion 32 elongated from the bottom plate portion 31 of the cylindrical body component 30 and abuts on a surface of a substrate 5; and a cover 50 with a bolt, which is protrusively provided with the bolt 52 for attaching the attachment object to a screwing cover body 51 screwed to the outside of the cylindrical body component 30 so as to cover the opening end of the cylindrical body component 30. COPYRIGHT: (C)2011,JPO&INPIT