128846 ⎘
Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms , e.g. dippers, buckets; Component parts; Dippers; Buckets Grab device, e.g. manufacturing processes for buckets, form, geometry, material of buckets with grabbing device the grab being emptied by flushing