Patent ID: 7523847

Claim:
An endothermic connector device to weld metal elements, wherein said device comprises: two identical halves which are joined to form a chassis, wherein the chassis has an inferior portion, an intermediate portion and a superior portion; and wherein the inferior portion has an inferior part and a superior part; and wherein the intermediate portion has an intermediate inferior part and an intermediate superior part; an assembling nut that fits externally the inferior portion of the chassis, at the level of the superior part of the inferior portion; and wherein the assembling nut keeps joined the two identical halves of the chassis; a pressure nut that fits the chassis' inferior portion, at the level of the inferior part of the inferior portion; and wherein the pressure nut tightens firmly the chassis over the body of a metal rod; an external cylindrical adapter that fits externally around the intermediate superior part of the chassis' intermediate portion; a nut that fits the superior portion of the chassis; a portable unit.