| 摘要 |
PURPOSE: A bobbin is provided to prevent the deterioration of an indication device by preventing flaws in a wound sheet. CONSTITUTION: A bobbin(200) comprises: a body(210); a shock absorbing sheet(220) attached to the surface of the body in the longitudinal direction of the body; and a sheet(230) wound on the outer circumference of the body. The sheet starts to wind from the location overlapped with the shock absorbing sheet, and the overlapped width of the shock absorbing sheet and the initially wound sheet is 0.55~0.85 times the width of the shock absorbing sheet. |
