FIXATION AUTOMATIC RELEASE TYPE CABLE SUPPORTER AND CABLE CARRYING AND EXTENDING WORK METHOD USING IT

PURPOSE:To provide a fixation automatic release type cable supporter which can perform such fixation of a cable as can prevent the phenomena of turn of a cable during carriage or concentration of load at a sharp ramp and perform the automatic release of the fixation after finish of carriage, and cable carrying and extending method using it. CONSTITUTION:This supporter is so arranged that a presser 6 connected to a pair of levers 4 and 4 presses and fixes a cable by the leverage of the levers, so the leverage of lever for it is performed by the load of the cable applied falling on a support 7 being conducted to the lever through a tension arm 3. Accordingly, the lever returns by an energizing means 5 by temporarily raising the cable and loosing the pendant cable and releasing the load of the cable, and the press and the fixation of the cable are released automatically, and the withdrawal of a carrier and a supporter can be performed.