| 摘要 |
<p>The basic element later serving as a sleeve is punched from a metal sheet in the shape of a band which can be hardened if required. Three to six teeth (307, 308), which can also be hardened if necessary, are integrated in one of the surfaces for acting on the shaft enveloped by the sleeve, three or more teeth (307, 308) are located at the outer surface. The band can be designed as a needle bearing with teeth in the shape of cut rollers of a very hard material accommodated in cages which can be made of the projections protruding from the opposite surface.</p> |
