Transport trolley has each of two of pair of support or swivel rollers with associated transmissionless, reversible direction of rotation electric motor that starts under load and whose power supply is controlled by control equipment

摘要

The trolley has a chassis (1) consisting of frame bars and transverse elements supported by at least one swivel steering roller (7) and two support rollers (5) and an attached rising handle, whereby each of the two rollers of a pair of rollers (support or swivel rollers) has an associated transmissionless, reversible direction of rotation electric motor (8) that starts under load and whose power supply is controlled by control equipment.