Improvements in the construction of formwork elements equipped with motor-driven shakers, for the obtaining of drawers of mold for concrete or similar. (Machine-translation by Google Translate, not legally binding)

摘要

Improvements in the construction of formwork elements equipped with motor-driven shakers, for obtaining mold caissons for concrete or similar, especially formwork element for battery formwork, characterized in that the element has at least one through shaft, which it is equipped with weights, arranged eccentrically, which protrudes at one end from one of the front walls and whose protruding end is driven by means of a pre-transmission mechanism, by a motor. (Machine-translation by Google Translate, not legally binding)