Patent ID: 7631470
Filing Date: 2009-12-15
Classification: B63B,E01F,E04B

Abstract:
1. A building member comprising: a plurality of deck materials having at least two different types in length, each deck material including at least one enclosed hollow portion defined by longitudinally extending walls for joining in a longitudinal direction and a projection on one side and a depression on the other side for engagement in a width direction: and a joining member for joining one deck material to one other deck material in the longitudinal direction, with a portion at one end of the joining member inserted in the enclosed hollow portion of the one deck material and a remaining portion at the other end thereof inserted in the enclosed hollow portion of the other deck material, in which the projection and the depression of the one deck material engage with the depression and the projection, respectively, of other adjacent deck materials in the width direction so that the other deck materials in the longitudinal and width directions are assembled with the one deck material to construct a planar member having a single plane of a predetermined area.