| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a winding core which can realize support to various types of belt-like products having different widths with a few types of winding cores and which is inexpensive and has high intensity. <P>SOLUTION: In the winding core 1 configured with an external cylindrical portion 2 and an internal cylindrical portion 3, and between the external cylindrical portion 2 and the internal cylindrical portion 3, a plate-like rib 4 is connected in a radial fashion, the plate-like rib 4 is parallel to an axial direction of the external cylindrical portion 2, and a length of the external cylindrical portion 2 is longer than a length of the internal cylindrical portion 3 and a length of the plate-like rib 4. <P>COPYRIGHT: (C)2013,JPO&INPIT |
