| 摘要 |
Assembly including an arm (6) mounted so that it pivots on an axle made of rigid material (4) between the two branches (2 and 3) of a clevis (1) and via a ring (5) made of spring steel, the two branches of the clevis being provided for this purpose with holes (21, 31) receiving the articulation axle whereas the ring placed around the axle is located, via one end, in the hole of one of the branches and extends, via its other end, towards the other branch, the assembly being characterised in that the axle (4) is at least partially of conical overall shape. <IMAGE>
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