128784 ⎘
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 with a dipper-arm pivoted on a cantilever beam, i.e. boom with the dipper-arm or boom rotatable about its longitudinal axis
EXCAVATING MACHINE
#2DIPPER HANDLE ASSEMBLY
#3Working device
#4Shovel having boom raising assisting function using attachment information
#5Boom system for breaking and manouevring oversize material
#6Excavator having rotatable arm
#7EXCAVATOR ARM HAVING ROTATION DEVICE