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US 2021/0387395 A1Published application
Die for a polymer mixing machine and tire ply produced by same
AssigneeThe Goodyear Tire & Rubber Company
InventorsFrank Anthony Kmiecik, Alex James Elchert, Matthew Ray Cappelli, Christopher Daniel Pfeiffer, Minwu Yao
Life of this patent
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Abstract
A die for a polymer mixing machine includes first and second opposing surfaces. Each defines first cylindrical portions and second V-shaped portions interspaced between each first portion. The first and second opposing surfaces produce a ply with first portions thicker than second portions and throated portions therebetween.
Claims6
A die for a polymer mixing machine comprising:
- first and second opposing surfaces, each defining first portions and second portions interspaced between each first portion, two opposing surfaces producing a ply with first portions thicker than second portions and throated portions therebetween, each opposing surface has at least one concave cylindrical surface joining another adjacent concave cylindrical surface thereby forming a linear conjunction therebetween.
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Dependencies are inferred from the claim text.