Applied Power Hydraulics to a Skooper 660608

This paper discusses in detail the Skooper, an excavating machine developed by the Koehring Co. The disussion includes the application of hydraulics, straight line crowd, swing, simultaneous operation, standstill loading, and so forth. Loading oil shale, coal, gravel, and foundry sand (above or underground) are some of the tasks performed by the Skooper. There is also educated speculation regarding the need for future developments of the Skooper in larger and more economical forms.


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