| 摘要 |
PURPOSE:In a device for winding string over a ball member such as a core of golf ball, to facilitate adjusting of winding by providing a guide and a supporting top roller to be arranged above while providing a guide top roller adjustable up and down. CONSTITUTION:A rubber core is set between a pair of bottom rollers 11, 11 and a supporting top roller 16 and a guide top roller 17 arranged above, where the bottom rollers 11, 11 are slided axially while rotating to wind a string rubber 8 thus to produce a core ball 9. Here, a supporting board 15 is secured horizontally at the tip of a piston rod 14 in a cylinder system 12 secured 13 to the foundation while a supporting top roller 16 is journaled rotatably on the lower face. A rolling arm 19 is pivoted at the step section 18 formed on the lower face of the supporting board 15 to make said arm 19 movable up and down through an adjusting means 21 while to journal a guide top roller 17 rotatably to said arm 19. |
