Knife with ring closure. (Machine-translation by Google Translate, not legally binding)

摘要

Razor with ring closure, characterized by being provided along the back of the frame of the handles of a flat spring of great elasticity fixed to it by transverse pins and leaving a long branch in the upper area, ending in a rectangular heel towards the inside and a projection rounded towards the outside, equipped with an orifice for fastening a ring, capable of being used for traction to overcome the strength of the spring. (Machine-translation by Google Translate, not legally binding)