Title:
タイヤ成形型及びタイヤ製造方法
Document Type and Number:
Japanese Patent JP5054486
Kind Code:
B2
Abstract:
A tire forming mold has a side mold portion and an annular mold portion fitted to an outer side in a tire diametrical direction of the side mold portion at a time of clamping the mold, wherein the annular mold portion is constructed by a combination of sectors which are divided in a tire circumferential direction, and each of the sectors is capable of displacing in the tire diametrical direction, wherein a fitting diameter of the annular mold portion is set to be equal to or more than a fitting diameter of the pair of side mold portions, an annular rubber introduction groove extending along the tire circumferential direction is provided at least in one of a fitting surface of the annular mold portion and a fitting surface of the pair of side mold portions, and a shallow groove portion is formed in an introduction port of the rubber introduction groove.
Inventors:
Tomoichi Yasunaga
Application Number:
JP2007293355A
Publication Date:
October 24, 2012
Filing Date:
November 12, 2007
Export Citation:
Assignee:
TOYO TIRE & RUBBER CO.,LTD.
International Classes:
B29C33/42; B29C33/02; B29C35/02; B29K21/00; B29K105/24; B29L30/00
Domestic Patent References:
| JP2008307800A | ||||
| JP63161806U | ||||
| JP2003326523A | ||||
| JP62037107A | ||||
| JP2005007609A | ||||
| JP8057863A | ||||
| JP9052239A |
Attorney, Agent or Firm:
Patent Business Corporation Unias International Patent Office
Yuzo Ozaki
Koichi Kajisaki
Toshihiko Taniguchi
Yuzo Ozaki
Koichi Kajisaki
Toshihiko Taniguchi