Special latch for doors and sliding windows. (Machine-translation by Google Translate, not legally binding)

摘要

Special latch for sliding doors and windows, which is essentially characterized by a conveniently dimensioned plate, which is provided with perforations for fixed screw in one of the leaves of the door or window, and is also provided with a perpendicularly off-centered appendix consisting of a tubular piece of length coinciding with the thickness of said sheet in which it is housed, in turn presenting this tubular appendix, suitably blocked with intercalation of a retractable spring, an axially displaceable pin that is the one that at one end produces the opportunely closing in, the moment of projecting from its tubular housing and being inserted inside a hole made in the while the opposite end or butt of this pin, emerges later, from the plate to act on said end a percussion piece consisting of a semigiratorio button formed by a cylindrical box screwed on the p letina able to rotate smoothly, over it by manual action, and also equipped with an internal front cam that is the one that pushes the butt of the pin when turning the button, with the particularity that the retractable furniture of the repeated pin contributes to the recoil of this is to open the latch by half the button, while the limit positions of the semigiro of this are defined by adequate stops existing at the ends of the internal cam, in turn provided with stability landings of the stock of the pin. (Machine-translation by Google Translate, not legally binding)