the beads of a beaded conveyor belt for a curve conveyor are constituted by a number of bead constituting bodies that are disposed over the entire periphery of the outer surface along the outer peripheral edge of a belt main body and that are narrow in the direction of the length of the belt . further , the beads of a beaded conveyor belt for a liner conveyor are constituted by a number of bead constituting bodies that are disposed over the entire periphery of the outer surface along opposite side edge of a belt main body and that are narrow in the direction of the length of the belt . the conveyor belt is installed taut between straight type end rollers , and the width of the bead constituting bodies lengthwise of the belt is set at about 20 - 60 % of the diameter of the straight type end rollers . even when the conveyor belt is installed taut between small - diameter end rollers , long - term use is possible .