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US 12,502,856 B2Granted
Mold for forming tire and tire production method
AssigneeBridgestone Corporation
InventorYasuyuki Ishihara
Life of this patent
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Abstract
The provided is a mold for forming a tire and a tire production method that can reduce the driving force required to drive the segment in the initial stage of releasing a tire from the mold. The mold for forming a tire comprises: a circular tread molding portion divided into a plurality of circumferentially aligned segments; and a tilting mechanism that tilts the segments radially outward when the tread molding portion is opened radially outward, and the tilting mechanism reverts the tilt of the segments after the tread molding portion is opened.
Claims11
A mold for forming a tire comprising:
- a circular tread molding portion divided into a plurality of circumferentially aligned segments;
- and
- a tilting mechanism that tilts the segments radially outward when the tread molding portion is opened radially outward, and
- the tilting mechanism reverts the tilt of the segments after the tread molding portion is opened and before the tread molding portion is completely separated from a tire tread.
1 more element
Dependencies are inferred from the claim text.