Hoisting device for building, has reducing gear and motor that associate to support structure, and holding block of gear and motor, comprising part in order to define base serving for rapid association to support structure

摘要

The device has a reducing gear (2) and a motor (3) that associate to a support structure (7). The holding block (23) of the gear and the motor comprises of a part (8) in order to define a base, serving for rapid association to the support structure. The part (8) has a hollow tubular structure to define a cavity for the insertion of a horizontal arm (70) presented by the support structure.