ES106082U - Shutter with adjustable vertical slats (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

A vertical adjustable louver shutter characterized by incorporating two hollow supports of quadrangular section mounted on said horizontal supports equidistantly so that the upper ones correspond to the lower ones two to two and according to the width proposed for the slats, each of said supporting shafts being constituted slats by an axial and toothed wheel that carries over, a flange of smaller diameter as well as fit into the countersinking of the respective support and another circular rim that sits under on internal stirrups of that and is adapted with two lateral notches intended to facilitate its introduction into the support itself the vertical axis itself endowed with hooking head and irregular shape in order to keep always the same position of the gear and a helical bellows that stretches the relative slat from the location of it in the bottom of the mentioned axis; the adjustable slats fastened together by the ends in the coupling heads of the respective vertical axes; and a maneuvering device comprising, in turn, any one of the right or sinister sides of the supports, both manually and simultaneously moveable pulleys as well as in a direct or retrograde direction by means of a common chain, a nut that receives the movement of the respective pulley through a spindle integral with the same and a rack that communicates the impulse of said nut and transmits them to the sprockets of the lamella shafts until a gradual 180º rotation thereof while the slide-guided slide itself along the corresponding internal stirrup. (Machine-translation by Google Translate, not legally binding)