FIELD: transport.
SUBSTANCE: proposed device comprises lifting telescopic mast, mast drive engaged via reduction gearbox with drive screw, electromagnetic brake, deployable platform mounted on said mast and automatic system of deploying and lifting. Said system comprises platform electric drive with pickup of rotary coupling articulated with platform shaft, electric drive of platform transportation position retainer, electric drive of mast transportation position retainer, mast lifting height pickup coupled via reduction gearbox with mast drive screw and mast two-axes inclination pickups Note here that said pickups are connected with control station.
EFFECT: improved operating performances
2 cl, 2 dwg
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Authors
Dates
2012-09-20—Published
2011-08-22—Filed