| 摘要 |
An access door is provided to assemble and disassemble easily and to prevent the occurrence of noise and dust. The access floor contains supports(100) placed at regular intervals to be connected by vertical and horizontal stringers(200,300) and provided with projections and grooves, and fenders(800a,800b,800c) manufactured with rubber to prevent impact and friction among floor plates(700a~700d) and provided with four wings and one wing joint to couple flood plates on the stringers and grooves and projections to be inserted to the projections and the grooves of the supports. |
