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US 2017/0312942 A1Published application
Method of forming topping sheet and apparatus thereof
AssigneeToyo Tire & Rubber Co., Ltd.
InventorsMasaya Fujimoto, Kazuhiro Kobayashi
Life of this patent
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Abstract
A topping sheet forming method includes: a feeding and division step of feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, and cutting off the weft yarns in predetermined widthwise positions to divide the textile original fabric into a plurality of narrow textile original fabrics; and a topping step of topping at least one surface of each of the narrow textile original fabrics with unvulcanized rubber.
Claims9
A topping sheet forming method comprising:
- a feeding and division step of feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, and cutting off the weft yarns in predetermined widthwise positions to divide the textile original fabric into a plurality of narrow textile original fabrics;
- and
- a topping step of topping at least one surface of each of the narrow textile original fabrics with unvulcanized rubber.
A topping sheet forming apparatus comprising:
- a feeding and division part that feeds a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, and cuts off the weft yarns in predetermined widthwise positions to divide the textile original fabric into a plurality of narrow textile original fabrics;
- and
- a calender part that tops at least one surface of each of the narrow textile original fabrics, fed by the feeding and division part, with unvulcanized rubber to form a narrow topping sheet.
Dependencies are inferred from the claim text.