PROBLEM TO BE SOLVED: To provide a new idea construction method for markedly increasing strength and facilitating simplicity from machining to assembling.;SOLUTION: A box column is used for a second-floor beam joint of a long column, and box joints are used for mounting to a foundation of the column and to a beam to eliminate tenon machining and mortice boring work.;COPYRIGHT: (C)2006,JPO&NCIPI
展开▼
