发明名称 Truss Elements and Space Truss Diagonal Member Manufacturing Method
摘要 There is provided a truss element in which space truss diagonal members can be easily integrally formed by being drawn in a predetermined direction. This truss element is formed in a corrugated shape with mountain portions 1a and valley portions 2 in left and right directions alternately and cut portions 4a, each which is perpendicular to a ridge line 3 of the mountain portion 1 and leaves a bottom of the valley portion uncut, and cut portions 4b, each which is perpendicular to a bottom line 5 of the valley and leaves a peak of the mountain portion uncut, are formed alternately with spaces in a front and back directions.
申请公布号 US2009158686(A1) 申请公布日期 2009.06.25
申请号 US20070992286 申请日期 2007.05.30
申请人 OKI YOSHINARI;KINOSHITA SHIGERU;HASHIZUMI HIROYUKI;KITAHASHI YUKIO 发明人 OKI YOSHINARI;KINOSHITA SHIGERU;HASHIZUMI HIROYUKI;KITAHASHI YUKIO
分类号 E04C3/02;E04B1/00;E04H12/06;E04H12/18 主分类号 E04C3/02
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