| 摘要 |
PROBLEM TO BE SOLVED: To prevent transmission to a building or the like of vibrations resulting from the traveling of a wheel for a door, and to improve the workability of the exchange of a traveling rail body and reduce cost. SOLUTION: The rail structure for the door is composed of the traveling rail body 3 supporting the wheel installed to the door in a freely traveling manner, a load receiving member 2 being extended along the traveling rail body 3 and supporting the traveling rail body 3 from the lower side and a cushion member 7 being interposed between the traveling rail body 3 and the load receiving member 2 and absorbing vibrations from the traveling rail body 3. An irregularities fitting section 8 fitted while holding the cushion member 7 is formed to the underside of the traveling rail body 3 and the top face of the load receiving member 2. |
