| 摘要 |
<p>The retainer is for the positioning of nail plate, having at least three corners, on a finishing table. The nail plates are pressed into timber ties to form a tie system. One side of the retainer corresponds to the nail plate, so that it engages on the plate in two points on either side of a corner. The retainer consists of an elastic synthetic material, and is punched out of a continuous length of material, having the width of the retainer. The retainer is then adhered to a removable base.</p> |
