Steam boiler provision projector screen. (Machine-translation by Google Translate, not legally binding)

摘要

Steam boiler equipped with a projection screen, characterized in that the main body is composed of a lower vessel or boiler itself, transferred vertically by a certain number of tubes, by an intermediate chamber, whose side wall is perforated as a metal mesh, the which supports the regulating tank or water preheating chamber, arranged in the upper part of said main body; this regulating tank is placed in communication with the boiler through a duct provided with a stopcock, because the projecting screen equipped with free movement; it is constituted by a flat body of little thickness, provided with a handle for its handling and a steam intake, which is internally emptied and sealed by its bottom, by means of a metallic sheet provided with multiple and small holes for the exit of the steam. (Machine-translation by Google Translate, not legally binding)