A ROCK BED EXTENSION TYPE GROUND ANCHOR

摘要

PURPOSE: A wedge type extended anchor to be installed in a rock bed is provided to easily expand the rock bed by deeply embedding a wedge in the perforated ground. CONSTITUTION: A wedge type extended anchor to be installed in a rock bed comprises a body(10), a compression plate(40), levers(50), wedges(60), and a striking bar. The compression plate is composed of a fixing plate(20) and a transfer plate(30). The wedges have multiple extension saw-teeth(62). And the wedges are slid along guide grooves(11) of the body. The striking bar has a support plate(72) coupled to the wedges.