| 摘要 |
<p>The actuating mechanism comprises a step-up transmission having an input member (8, 9) connected to an actuation control system (13) by means of a hydraulic distributor (12) controlling at least one double-acting hydraulic power-assistance motor, and an output member in the form of a disc-shaped body (6) rotating about an axle (5) in a box (1, 3), the body having a toothed sector (7) intermeshing directly with a pinion (8) of the input member (9) and forming, in the box, the piston means of the power-assistance motor.</p> |
