| 摘要 |
FIELD: lifting facilities. SUBSTANCE: invention relates to devices to be installed on vehicles. Proposed hoist has boom consisting of upper and lower trusses and frame hinge connected to each other for fitting upper truss into lower truss when folding the boom, base, platform secured on upper truss, and two lifting hydraulic cylinders. According to invention, hoist is provided with hydraulic cylinder-damper arranged on base, and platform is provided with conical pilot for butt-jointing with damper and stop for butt-joining with support found on base. Moreover, hoist has stops to fix platform in its upper position. invention provides shockless engagement of platform and base. EFFECT: improved reliability of hoist. 2 dwg
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