Heir machine (Machine-translation by Google Translate, not legally binding)

摘要

Curing machine characterized by being constituted by a truncated-conical tank composed of two parts, a conical trunk forming the side walls of the tank and another also trunk-conical forming the bottom of the tank and equipped with both of a movement of rotation about a fixed vertical axis with the particularity that the side walls of the tub are internally fluted spirally and in a direction perpendicular to the axis on which the indicated tub rotates. (Machine-translation by Google Translate, not legally binding)