FIELD: rock excavation. SUBSTANCE: bulldozer equipment contains an inclined dozer blade having lower edge connected to side walls. Partitions and a leading cutting blade are disposed between the side walls parallel to the latter. The dozer blade inclination angle is selected in the range from 26 to 55 deg. EFFECT: enlarged operating capabilities. 2 cl, 4 dwg
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Authors
Dates
1994-07-15—Published
1989-05-10—Filed