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US 10,065,341 B2Granted
Method of forming topping sheet and apparatus thereof
AssigneeToyo Tire & Rubber Co., Ltd.
InventorsMasaya Fujimoto, Kazuhiro Kobayashi
Life of this patent
Estimating the term…
Abstract
A topping sheet forming method includes: feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns; cutting off the weft yarns at a predetermined widthwise position to divide the textile original fabric into a plurality of narrow textile original fabrics; and topping at least one surface of the narrow textile original fabric with unvulcanized rubber.
Claims4
A topping sheet forming method, comprising:
- feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, from an original fabric roll in which the textile original fabric is wound cylindrically;
- cutting only the weft yarns at a predetermined widthwise position to divide the textile original fabric into a plurality of narrow textile original fabrics;
- and
- topping at least one surface of the narrow textile original fabric with unvulcanized rubber,
- wherein the feeding a textile original fabric comprising:
- detecting widthwise displacement of the textile original fabric being fed, and
- moving the original fabric roll widthwise so as to eliminate the detected displacement.
4 more elements
A topping sheet forming method, comprising:
- feeding a textile original fabric, obtained by weaving longitudinally aligned tire cords into a cord fabric by use of weft yarns, from an original fabric roll in which the textile original fabric is wound cylindrically;
- cutting off the weft yarns at a predetermined widthwise position to divide the textile original fabric into a plurality of narrow textile original fabrics;
- and
- topping at least one surface of the narrow textile original fabric with unvulcanized rubber,
- wherein the feeding a textile original fabric including:
- detecting widthwise displacement of the textile original fabric being fed, and
- moving the original fabric roll widthwise so as to eliminate the detected displacement.
4 more elements
Dependencies are inferred from the claim text.