Tire tread element mold chamfer to modify RCF and/or RSAT using

Details Tire tread element mold chamfer to modify RCF and/or RSAT using Tire tread element mold chamfer to modify RCF and/or RSAT using

1997-10-24

1998-10-13

Vargot, Mathieu D.

Plastic and nonmetallic article shaping or treating: processes

With measuring, testing, or inspecting

264219, 264326, 425 46, B29C 3502

Patent

active

058207961

ABSTRACT:
A method and apparatus for modifying residual cornering force (RCF) or residual self-aligning torque (RSAT) of a tire 12. The tire mold 30 is modified by removing or adding removable chamfer mold pieces or material 50,150 to the interior surface of the tire mold 30. The removable chamfer mold pieces chamfer portions of the tire tread 10 at key locations, addition or deletion of such chamfer portions 50,150 at selected locations can modify the tire's RCF and/or RSAT parameters.

REFERENCES:
patent: 3562861 (1971-02-01), Youngblood
patent: 4279856 (1981-07-01), Vente et al.
patent: 4690189 (1987-09-01), Bradisse et al.
patent: 4702292 (1987-10-01), Brayer
patent: 5109903 (1992-05-01), Watanabe et al.
patent: 5204036 (1993-04-01), MacMillan
patent: 5223065 (1993-06-01), Kogure
patent: 5234326 (1993-08-01), Galli et al.
patent: 5340294 (1994-08-01), Kata

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