SNOW CRAB Russian patent published in 1994 - IPC

Abstract RU 2022079 C1

FIELD: road cleaning machinery. SUBSTANCE: snow crab has base vehicle with hydraulic steering system, blade and hydraulic cylinders to provide turning of blade in horizontal plane, four-position eight-line hydraulic control valve unit, three-position eight-line hydraulic control valve unit, steering hydraulic cylinder, return and pressure lines connected into common system to automatically change angle of blade setting depending on angle of turning of chassis wheels. EFFECT: enhanced quality of road cleaning. 2 dwg

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RU 2 022 079 C1

Authors

Ermilov A.B.

Rubin O.L.

Dates

1994-10-30—Published

1991-12-11—Filed