A magnetic tensioner for interiors of cases. (Machine-translation by Google Translate, not legally binding)

摘要

A magnetic tensioner for case interiors essentially characterized by the fact that under the bottom of the case a metal plate is included while on said bottom there are magnetised and suitably lined pieces responsible for making the tension of the collar and its convenient adjustment against the nerve in highlight of the aforementioned fund. (Machine-translation by Google Translate, not legally binding)