Excavator dipper with power shovel, operating tool

摘要

A manipulating tool on a shovel with a bucket, in particular a dipper shovel, and with a hydraulic grab plate associated with the bucket is designed to increase the mobility of the bucket and at the same time make it possible to open and close the grabbing tool individually. This is accomplished by attaching to the grab plate (17) a pivoting carrier frame (5) in which the bucket (11) is articulated, the pivoting support frame (5) itself being articulated on the bucket arm (3) of the shovel (1) and operatively connected to the bucket cylinder (().