| 摘要 |
Rocker bearing intended to carry one of the ends of a rolling-up bar with a view to rolling up or unrolling sheets of material, including a seat which can be closed off by rocking a flywheel. It comprises a body (1), a rotational shaft (2) and a flywheel (4) which are produced from steel, a lower wear piece (6) with housing (43) in the shape of a U and an upper wear piece (5), the contact face (50) with the rolling-up bar of which is plane, the said wear pieces (5, 6) being capable of being secured to the flywheel (4) for the upper wear piece (5) and to the end (21) of the shaft (2) for the lower wear piece (6), by means of screwing from the front. <IMAGE>
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