COMMUTATOR OF ELECTRIC MACHINE Russian patent published in 1995 - IPC

FIELD: electrical engineering. SUBSTANCE: commutator of electric machine has main 2 and additional 3 laminations, interlamination insulation 4, jumpers and nonlinear-resistive elements 5 of potential-limiting type. Two additional laminations fall at a main one. Additional laminations are located on both sides of main lamination and are interconnected with jumper. Jumpers are connected to main lamination through nonlinear-resistive elements of potential-limiting type. EFFECT: increased operational efficiency, facilitated manufacture. 4 cl, 4 dwg