Excavadora de minería, comprende una base, una pluma que se extiende desde la base, un mecanismo de tracción montado en el extremo superior de la pluma, una fijación de pluma que tiene un primer extremo acoplado en pivote a la pluma y un segundo extremo unido a un cucharón, y un actuador de cucharon.

摘要

A rope shovel includes a wristing dipper arrangement. The shovel comprises a base, a boom extending from the base, the boom having a first end attached to the base and a second end remote from the base. The shovel further comprises a pulling mechanism mounted on the second end of the boom and a boom attachment pivotally mounted on the boom and attached to a dipper, the boom attachment including an actuator coupled to the dipper.