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E02F3/46—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor
E02F3/50—Dredgers; Soil-shifting machines mechanically-driven with reciprocating digging or scraping elements moved by cables or hoisting ropes ; Drives or control devices therefor with buckets or other digging elements moved along a rigid guideway
Eimerkettenbagger zum Aufschliessen und Erweitern von tagebaumaessigen Abtragungen mittels einer Eimerleiter, die mit dem unteren Ende auf einem selbstaendig verfahrbaren Stuetzwagen nach der Hoehe und der Waagerechten beweglich gelagert ist