Patent ID: 8037658
Filing Date: 2011-10-18
Classification: B66C,E04C

Abstract:
1. A composite column, comprising: first, second, third and fourth channels forming the column with a rectangular hollow inside center and an outside column face, each channel including a web and first and second legs, each leg including a plane surface that extends from a side of the web and is inclined relative to the web, and a cylinder along an outer, longitudinal edge of each leg spaced from the web, the plane surface of each leg having a radial length extending from a corner of the rectangular hollow center of the column, tangentially to the respective cylinder of the corresponding leg so that said cylinder is on an opposite side of the plane surface and forms a portion of the outside column face, the webs of the first and third channels being mutually spaced and parallel, the webs of the second and fourth channels being mutually spaced and parallel, and perpendicular to the webs of the first and third channels, the plane surface of each leg of the first and third channels being adjoining to one of the plane surfaces of the second and fourth channels; a fitting secured to the channels for fixing the channels in position such that the webs form the hollow rectangular center of the column; fifth and sixth channels directed perpendicular from the first channel; and a plate secured at ends of the fifth and sixth channels and secured to at least the first channel, and wherein the plate secured at ends of the fifth and sixth channels is connected using at least two fittings, with each fitting including a block engaging one of two cylinders of each respective fifth and sixth channels.