Anchor for securing in concrete borehole by bonding mass - has threaded bolt with expanding end and notches forming stop shoulder in its shaft.

摘要

A sleeve (2), which can be spread out by the expanding cone at the end of the bolt (1), has a wall section (12) which is pressed into the notch (11) which is worked into the bolt shaft at a distance from the cone corresp. to the length of the sleeve. The notch pref. has a stop shoulder (14) formed at right angles to the longitudinal axis and a notch face expanding in the direction of the cone. Two such notches an be provided opposite one another on the bolt. ADVANTAGE - Highly reliable,strong anchoring in concrete elements.