Window of celosia of graduable opening. (Machine-translation by Google Translate, not legally binding)

摘要

Adjustable opening lattice window, whose two uprights are u-section profiles, and one of them houses the control mechanism, characterized in that said control mechanism consists essentially of a lever that protrudes and can exit to the outside through a slot made in a wing of the profile, placing in front its upper pushbutton, when it rotates on its lower support point, next to which it has an extension that is stepped to reach the level of a strut and articulated on it with a riveted pin, and because said support point consists of a disc of plastic material that is housed with certain adjustment within a circular hole made in the bottom wall of the profile by gently rotating, which plastic disc advantageously has a thickness somewhat greater than the thickness of the parel of the profile and one of its faces the aforementioned lever is attached while the other part is attached to the corresponding part of a glass support, there being a parej a of rivets that crosses the three pieces and unifies them in the turn, for which the axis is the disc itself. (Machine-translation by Google Translate, not legally binding)