Precision welding head

Claim 1

A WELDING HEAD COMPRISING: A BASE MEMBER INCLUDING A CYLINDRICAL SUPPORT MEMBER RIGIDLY AFFIXED THERETO; FIRST ROTATABLE MEANS ROTATABLY MOUNTED TO SAID SUPPORT MEMBER AND HAVING POSITIONED THEREIN A MOVABLE MEMBER AND A CARRIER MEMBER HAVING A FIRST AXIS; SECOND ROTATABLE MEANS IN JUXTAPOSITION TO SAID FIRST ROTATABLE MEANS AND ROTATABLY INDEPENDENT THEREOF INCLUDING A FIRST CLAMP MEMBER ROTATABLY POSITIONED ON SAID BASE MEMBER AND A SECOND CLAMP MEMBER ROTATABLY POSITIONED ON SAID CARRIER MEMBER, BOTH OF SAID CLAMP MEMBERS BEING ROTATABLE ABOUT SAID FIRST AXIS; THIRD ROTATABLE MEANS MOUNTED ON SAID SECOND ROTATABLE MEANS AND ROTATABLY INDEPENDENT OF SAID FIRST AND SECOND MEANS INCLUDING A FIRST ELECTRODE HORN REMOVABLY POSITIONED IN SAID FIRST CLAMP MEMBER HAVING A FIRST ELECTRODE AND A SECOND ELECTRODE HORN REMOVABLY POSITIONED IN SAID SECOND CLAMP MEMBER HAVING A SECOND ELECTRODE; AND MEANS COACTING WITH SAID MOVABLE MEMBER FOR MOVEMENT THEREOF AND TO TRANSMIT SAID MOVEMENT TO SAID CARRIER MEMBER TO ENABLE SAID SECOND ELECTRODE TO MOVE TOWARD SAID FIRST ELECTRODE, WHEREBY EACH OF SAID FIRST, SECOND, AND THIRD MEANS MAY BE ROTATED INDEPENDENTLY INTO A NUMBER OF CONFIGURATIONS TO PROVIDE A WELDING HEAD ADAPTED TO NUMEROUS WELDING APPLICATIONS.