BULLDOZER Russian patent published in 1994 - IPC

Abstract RU 2007519 C1

FIELD: earth-moving machinery. SUBSTANCE: bulldozer has blade and cylindrical hollow roll with through holes over its cylindrical surface mounted after blade. Sleeves are installed inside roll. Pins are passed through holes of roll with capability to protrude above cylindrical surface. Other end of pins are coupled with compression-extension springs to proper sleeve and are mounted for resting against the latter with their face surface. EFFECT: enhanced reliability of operation. 5 dwg

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RU 2 007 519 C1

Authors

Surikov V.V.

Poddubnyj V.I.

Kharask I.A.

Dates

1994-02-15—Published

1990-03-13—Filed