| 摘要 |
<p>A crusher bucket (1) for crushing stone and/or similar materials comprises: - a scoop-like body (2) defining an inlet opening (4) for the stone to be crushed and an outlet aperture (5) for the crushed stone, - means for crushing the stone, the crushing means comprising a first jaw (6) which is movable relative to the scoop-like body and a second jaw (7) which is fixed relative to the scoop-like body, - adjustment means (2) for adjusting the distance between jaws in the region of the outlet aperture, comprising a strut (23) and a plurality of spacers (26) which can be interposed as a pack between the scoop-like body and an end of the strut, - an adjustable tie (30) for clamping the strut and the spacers as a pack with a preset compression preloading; the adjustable tie as a whole is non-resilient or, alternatively, is a pneumatic actuator.</p> |
