| 摘要 |
<p>A screening bucket (1) having a loading front opening (8) and a rear opening (9) facing the front opening (8) and closed by a screening group (10), which has a support frame (11) and a plurality of screening drums (18) mounted to the frame (11) to rotate about respective longitudinal axes (19) parallel to one another under the thrust of a mechanical transmission (28) of an actuating unit (23); the frame (11) having a first support plate (14) perpendicular to the longitudinal axes (19); and the mechanical transmission (28) being mounted to the first plate (14) and having, for each drum (18), a respective power take-off (38) mounted through the first plate (14) and angularly coupled to an end of the respective drum (18) by means of an axial plug-in fast joint (37), in a releasable manner.</p> |
