| 摘要 |
<p>First shaft means (12) and second shaft means (16) drivably connected to one another by a coupling (22) that will accept angular movements between the first and second shaft means (12,16), characterised in that the first shaft means (12) has at least one bearing (15) which is carried by a structure (14) which is mounted for pivotable movement about a centre (21) located substantially in a plane passing through said coupling (22).</p> |
