| 摘要 |
The servomotor incorporates a component (50, 51) for retaining and positioning the plunger (12) forming the movable seat (11) for the valve mechanism (9) of the servomotor, the retaining component incorporating a cylindrical component (50) pivoting in the valve body (8) about an axis perpendicular to the direction of movement of the plunger (12), provided with a longitudinal groove (57) bounded by a first cam surface (58) cooperating with a shoulder (47) of the plunger (12) and a follower lever (51) outside the valve body (8) and incorporating a profiled edge (60) cooperating, on the return of the servomotor towards its rest position, with a ring (43) mounted in the neck (21) of the casing (1).
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