BUSH CUTTER Russian patent published in 2002 - IPC

Abstract RU 2190322 C2

FIELD: forestry. SUBSTANCE: bush cutter hydraulic cylinder for releasing tractor hitch. Piston cavities of working tool hydraulic cylinder and hydraulic tractor hitch releasing cylinder are interconnected through bypass valve. Piston cavity of working tool hydraulic cylinder is connected to one of slide valves of tractor hydraulic distributor through return valve facing hydraulic cylinder with its closed side. Piston cavity of tractor hitch releasing cylinder is connected to other slide valve of tractor hydraulic distributor through additional bypass valve. EFFECT: increased efficiency and enhanced reliability in operation of bush cutter. 1 dwg

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RU 2 190 322 C2

Authors

Blinov I.E.

Blinov E.K.

Dates

2002-10-10Published

1999-12-28Filed