| 摘要 |
PURPOSE: To eliminate the irregularities of strength, size and finish due to personal difference of workers by vertically fixing a steel-made stud and circumferentially fixing a steel-made floor frame and a ceiling frame on the inner face of each stud. CONSTITUTION: A steel-made stud 1 provided with an expansion and contraction mechanism is vertically fixed on both the ends in a cross section rectangle between a ceiling face and a floor face at a prescribed interval, and a part between the studs 1 is connected by a furring strip 8. A floor frame 11 is attached to the inner face of the lower part of each stud 1, a ceiling frame 15 is attached to the inner face of the upper part respectively, further a floor joist is fixed on the floor frame 11 and a ceiling joist is attached to the ceiling frame 15. |
