BigPatents India

An air-insulated high-voltage disconnector including a pivoting arm (1) which is adapted to pivot at one of its ends about a horizontal axis perpendicular to the axis  of the arm and to turn about its axis , the free end of the arm carrying a contact member referred to as the hammer (2) cooperating, in the closed position of the disconnector, with a jaw including a jaw support (6) to which are fixed two facing rows of contact fingers (5A, 5B), characterized in that said contact fingers (5A, 5B) are tubular and open at both ends.