| 摘要 |
PURPOSE: A choke holder is provided to smoothly control forward and backward process of the choke. CONSTITUTION: A choke holder(100) comprises: a holder case(110) having a groove which is formed in the inner surface in spiral direction; a guide housing(120) which is formed in hallow cylindrical form and in which a choke mounting unit(130) is coupled inside the hollow; and at least one slots(122) formed in the guide housing along the longitudinal direction. The guide member is integratedly formed at the choke mounting unit or separately formed. |
