The use of these excavators is varied and can be equipped with a variety of different working devices for various forms of excavation, flipping and shovel loading. Single bucket excavators can be classified according to their applicability, bucket volume, power working device and driving device. According to the bucket volume classification, it can be divided into four categories. Small (fighting capacity is generally less than 1 m 3 ), medium (1 to 5 m 3 ), large (5 to 15 m 3 ) and giant (more than 15 m 3 ). According to the form of driving power, it can be divided into three types: electric drive, internal combustion drive and composite drive. The composite drive is mostly a diesel engine - hydraulically driven. According to different walking support devices, it can be divided into rail type, crawler type, tire type and step type.
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