Excavator built in 1957 for Rhenish lignite open cut mine near Cologne supplements machine installed in 1955 (see Engineering Index 1955 p 187, and 1956 p 199); it has same loading capacity, but has additional 20-m depth cutting capacity.
Giant bucket wheel crawler excavator with carriage for 90-m height of cut
Grosschaufelradbagger auf Raupenfahrwerken fuer 90 m Gesamtabtragshoehe
Verein Deutscher Ingenieure -- VDI Zeitschrift ; 99 , n 26
1957
6 pages
Article (Journal)
German
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Guide device of crawler excavator, and crawler excavator
European Patent Office | 2020
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