GEAR FOR RESISTANCE SPOT WELDING Russian patent published in 1995 - IPC

FIELD: welding. SUBSTANCE: gear includes two cantilever beams, two dials, mechanism balancing one of beams and microswitch. Working spring is anchored on one of beams. This beam is coupled to pulling element, the other beam is hinged on beam with two cantilever ends and is balanced with balancing mechanism manufactured in the form of L-shaped bracket and tension spring. Dial is set at end of hinged beam, another dial is put on free end of bell-crank. Microswitch is installed on end of bell-crank on side of electrode holder. EFFECT: enhanced operational efficiency. 1 dwg