US 12,377,624 B2
Tire vulcanizing apparatus
Koji Otani, Kobe (JP)
Assigned to Sumitomo Rubber Industries, Ltd., Hyogo (JP)
Filed by Sumitomo Rubber Industries, Ltd., Hyogo (JP)
Filed on Sep. 27, 2022, as Appl. No. 17/935,818.
Claims priority of application No. 2021-186585 (JP), filed on Nov. 16, 2021.
Prior Publication US 2023/0150218 A1, May 18, 2023
Int. Cl. B29D 30/06 (2006.01)
CPC B29D 30/0629 (2013.01) [B29D 2030/063 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A tire vulcanizing apparatus comprising:
a mold in which a green tire is placed horizontally and vulcanized, the mold including a tread mold, an upper side mold, and a lower side mold;
a lowering force application device disposed above the mold, the lowering force application device including a rod extending downward; and
an attachment disposed above the mold, wherein
the attachment includes a body without mechanical combination with the upper side mold, and an upward-downward movable portion that is movable relative to the body in an up-down direction and fixed to the upper side mold, and
the upward-downward movable portion is in contact with a lower end of the rod without mechanical combination with the rod such that the upward-downward movable portion lowers, upon receiving a lowering force from the rod, the upper side mold relative to the tread mold.