| 摘要 |
The present invention relates to a central shaft unit structure for hairdressing scissors (100). A central shaft unit (100) comprises: a ball bearing (110); a trust ball bearing (120); a bearing housing (130) storing the trust ball bearing; a shaft member (140) supplying oil for lubricating rotation; a plate spring member (150) elastically supporting the bearing housing (130); a nut member (160) coupled to an end part to the shaft member (140); and a lock bolt (170) preventing releasing of the nut member (160). Therefore, the present invention can reduce fatigue added on fingers or wrists of a hairdresser. |
