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Dynamics
The advantage of a backhoe machine is that they pull material towards them and lift with the minimum radius so the lowest power and forces are needed. With a front shovel the opposite is true - they lift at the maximum radius. Not only is the energy use of a backactor lower but it also places less stress on the structure of the machine.
However, Hyundai product engineer Joachim Van de Perre said, "With front shovels, while you have to be sure there is nothing unexpected in the loadi
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