TIMBERING MACHINE WITH TELESCOPIC BOOM Russian patent published in 1994 - IPC

Abstract RU 2025061 C1

FIELD: timber industry. SUBSTANCE: telescopic boom has a stationary guiding link with a working tool, and it has a movable link. Couplings are telescopically connected to the latter. Telescopic extension hydraulic cylinders are arranged in tiers. Stems of all cylinders are connected to the couplings. The bottom cylinder body is fastened on the stationary guiding link, and the next cylinder body is connected to the coupling joined with the previous cylinder. The top cylinder is linked to the movable link. EFFECT: simpler design; lower metal use. 4 dwg

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RU 2 025 061 C1

Authors

Nakonechnyj Eh.V.

Boev V.N.

Dates

1994-12-30—Published

1991-06-26—Filed