Winding core
A winding core can prevent wounds, joints, and steps be transferred to strip articles, can be used repeatedly, and can save materials and reduce costs. The winding core (1) is composed of an inner core (2) and an outer core (8), wherein the inner core (2) is composed of a large cylindrical portion (...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | A winding core can prevent wounds, joints, and steps be transferred to strip articles, can be used repeatedly, and can save materials and reduce costs. The winding core (1) is composed of an inner core (2) and an outer core (8), wherein the inner core (2) is composed of a large cylindrical portion (3) and a small cylindrical portion (4), ribs (5) are connected between the large cylindrical portion (3) and the small cylindrical portion (4) radially, and the outer core (8) is of a sleeve shape capable of outward embedding to the inner core (2). |
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