WEDGE FOR POST TENSIONING TENDON

摘要

A wedge assembly for post tensioning concrete includes one or more wedges and a wedge ring. Each wedge includes an outer surface having a circumferential groove formed thereon. The wedge ring is adapted to fit into the groove of the wedges and retain the wedges to a strand. The wedge ring including a gap adapted to allow the wedge ring to be installed from the side of the wedges. When installed to the strand, the wedges may form a clearance fit maintained by the wedge ring. At least one wedge may include a guide adapted to assist with the separation of the wedges when installed to the strand.

主权项

1. A wedge assembly for an anchor for use in post tensioning concrete comprising:
two or more wedges adapted to fit on an outer surface of a strand, each wedge including an outer surface having a circumferential groove formed thereon, the groove positioned in a plane substantially perpendicular to the longitudinal axis of the strand; and a wedge ring, the wedge ring adapted to fit into the groove of each wedge and to retain the wedges to the strand, the wedge ring including a gap adapted to allow the wedge ring to be installed into the groove; wherein the two or more wedges and wedge ring are coupled together prior to installation to the strand, the wedge assembly adapted to be installed to the strand in a direction perpendicular to the longitudinal axis of the strand and installed on the strand at a position between an end of the strand and the anchor.