Patent ID: 9540783
Date: 2017-01-10
CPC Classifications: E02D,E04B,E04C,E04H

Claim:
1. A tensioning bolt system for use in a tie rod where the tie rod is configured to connect, at one end, to an upper surface of a building via the tensioning bolt system and at an opposite end, via a respective cable with at least one anchor, to the ground underneath the building, the tensioning bolt system comprising a base having a hole, where a bolt housing a respective cable passes through the hole and a threaded ring, having a plurality of turning handles, is screwed around the bolt, wherein the tensioning bolt system is sized and fitted to transfer wave shaped impact forces such as those generated during an earthquake into forces carried by the respective cable to the at least one anchor, which at least one anchor is fitted and sized to expand or retract to/from the ground where each is designed to be installed in order to prevent tensioning forces from being directed toward structural columns and other members of the building.