| 摘要 |
<p>The present invention relates to an arrangement for gripping and releasing a plurality of sleepers intended for a railroad section with the aid of a unit (B2, B3), said arrangement including means (10) for spacing adjacent units (B1, B2, B3, B4) equidistantly. The means (10) includes frame-associated and centrally pivotal arms (40, 41) whose outer portions (40a, 40b; 41a, 41b) co-act pivotally with one end of a respective brace or link (51, 52; 61, 62) whose other ends are pivotally fastened to a respective outer unit (B1, B4), wherein the central regions (40', (40'); 41', (41')) of the arms are pivotally fastened to one end of a respective brace or link (71, 72; 81, 82) whose other ends are pivotally fastened to a respective intermediate unit (B2, B3).</p> |
