Title:
TIRE VULCANIZING MACHINE
Document Type and Number:
Japanese Patent JP2023092761
Kind Code:
A
Abstract:
To reduce a temperature difference between an upper mold side and a lower mold side in a bladder.SOLUTION: A tire vulcanizing machine 10 has a dome-shaped circulation head 60 on a center post 58. The circulation head 60 has a space A1 enclosed by a bladder 40, an upper clamping member 54, and a lower clamping member 56a, and a wall 61 dividing an interior space of the circulation head 60. The wall 61 has a plurality of first holes 61a opening upwardly in the space A1 enclosed by the bladder 40, the upper clamp member 54, and the lower clamp member 56, and a plurality of second holes 61b opening downwardly in the space A1 enclosed by the bladder 40, the upper clamp member 54, and the lower clamp member 56. The second hole 61b is formed by a smaller hole than the first hole 61a.SELECTED DRAWING: Figure 1
Inventors:
ASAKA JUN
Application Number:
JP2021207960A
Publication Date:
July 04, 2023
Filing Date:
December 22, 2021
Export Citation:
Assignee:
SUMITOMO RUBBER IND
International Classes:
B29C33/02; B29C35/04
Attorney, Agent or Firm:
Hiroaki Yamane
Takashi Goto
Koji Amano
Toshimitsu Takahashi
Takashi Goto
Koji Amano
Toshimitsu Takahashi