Tire vulcanization mold
AssigneeToyo Tire Corporation
InventorMasaaki Ohara
Life of this patent
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Abstract
A tire vulcanization mold 10 of an embodiment includes a side mold 14 having a side molding surface 20 for molding a side wall portion. The side mold 14 includes: a side mold body 24 having recesses 30 provided in the side molding surface 20; a side piece 26 fitted into the recess 30 to form a vent gap 28 with a wall surface of the recess; and a replacement piece 44 for displaying information closely fitted into a mounting hole 42 provided in the side molding surface 20 without a gap therebetween. The replacement piece 44 is provided in the side piece 26 or in the side mold body 24 so as not to span the side piece 26 and the side mold body 24.
Claims10
A tire vulcanization mold comprising an annular side mold having a side molding surface for molding a side wall portion of a tire, wherein
- the side mold comprises:
- a side mold body having a plurality of recesses provided in the side molding surface at intervals in a tire circumferential direction;
- a plurality of side pieces fitted into the plurality of recesses to form the side molding surface having an annular shape together with the side mold body and forming a plurality of vent gaps provided between side surfaces on both sides in the tire circumferential direction of the plurality of side pieces and the wall surfaces of the plurality of recesses facing the side surfaces for discharging air with a wall surface of the recess;
- and
- a replacement piece for displaying information fitted into a mounting hole provided in the side molding surface without a gap therebetween, and
- the replacement piece is provided in the side piece or in the side mold body so as not to span the side piece and the side mold body.
Dependencies are inferred from the claim text.