| 摘要 |
PROBLEM TO BE SOLVED: To perform a positive setting of a coil spring, a washer and a fastening screw member at a predetermined location while their biasing forces are being kept.SOLUTION: This invention relates to a coil spring set 1 constituted by a female thread member 2 having a column-like outer surface, a holder washer 5 having a screw member insertion hole at a bottom part thereof, a coil spring 4 and a washer assembly bolt 3. The holder washer has a plurality of leaf spring holders vertically set upward from the bottom part. The coil spring is fitted while the female thread member is being internally fitted in a space enclosed by the bottom part of the holder washer and the plurality of leaf spring holders. The plurality of leaf spring holders are arranged in a spacing having the washer assembly bolts internally fitted. An inner peripheral surface thereof at the upper end side is provided with a claw 221 protruding toward a center direction to restrict upward motion of the washer assembly bolt.SELECTED DRAWING: Figure 1 |
