| 摘要 |
<p>A gear wheel for fixing in a frictionally locking manner on an expanded tube section which, in a simple and light design, consists of a disc body (consisting of sheet metal) with a cylindrical hub section and a supporting ring pushed thereon having a higher yield point than the tube section, a toothed rim being attached, preferably likewise with a frictionally locking connection, to the disc body.</p> |
