Title:
TIRE MOLDING MOLD, METHOD FOR MANUFACTURING TIRE MOLDING MOLD, AND TIRE
Document Type and Number:
WIPO Patent Application WO/2019/163213
Kind Code:
A1
Abstract:
A tire molding mold comprising: a body part that is provided with a tread pattern forming body composed of a plurality of pattern forming body pieces arranged in a circumferential direction of the tire molding mold, and that forms a pattern of a tread surface of a tire, the pattern forming body pieces molding an outside contour of the tread surface of the tire; and a plurality of ridge parts that extend in a radial direction of the tire molding mold from the body part and form a groove shape on the tread surface of the tire, the plurality of ridge parts including a first ridge part and a second ridge part extending so as to intersect the first ridge part. The first ridge part is provided in a lateral surface thereof with a concave part extending in the radial direction of the tire molding mold. The second ridge part is provided at an end thereof with a connecting part having a shape fitting in the concave part. The connecting part is fitted in the concave part.
Inventors:
ISHIHARA YASUYUKI (JP)
KOBAYASHI NAOTO (JP)
KOBAYASHI NAOTO (JP)
Application Number:
PCT/JP2018/041404
Publication Date:
August 29, 2019
Filing Date:
November 07, 2018
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
B29C33/02; B29C35/02; B29C33/38; B29D30/00; B29L30/00
Foreign References:
| JPH0516144A | 1993-01-26 | |||
| JP2012513917A | 2012-06-21 | |||
| JP2006256240A | 2006-09-28 | |||
| JP2014111390A | 2014-06-19 | |||
| JP2017213830A | 2017-12-07 | |||
| JPH11291250A | 1999-10-26 | |||
| JPH09141667A | 1997-06-03 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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