TELESCOPIC BOOM EXTENDING MECHANISM Russian patent published in 1997 - IPC

Abstract RU 2083471 C1

FIELD: mechanical engineering; load lifting mechanisms. SUBSTANCE: telescopic boom consists of fixed and movable sections. Leads screw is secured in thrust brackets on fixed section of boom. Lead screw is mechanically coupled with motor and is provided with high frequency generator on one end. Nut engaging with lead screw is secured on movable section of boom. EFFECT: enlarged operating capabilities. 2 cl, 2 dwg

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RU 2 083 471 C1

Authors

Tsesarskij Ju.M.

Konovalov S.V.

Dates

1997-07-10—Published

1995-05-23—Filed