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Patent Searching and Data


Title:
PNEUMATIC TIRE, PNEUMATIC-TIRE MOLD, TWO-DIMENSIONAL-CODE ENGRAVED-MARK TESTING METHOD, AND PNEUMATIC-TIRE MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2018/180497
Kind Code:
A1
Abstract:
According to the present invention, provided on the surface of a tire side of a pneumatic tire is: a two-dimensional code that forms a dot pattern by using two types of light and dark elements formed so as to be distinguishable from each other due to unevenness of the surfaces thereof; or a planned region in which the two-dimensional code will be located. Furthermore, provided on the surface of the tire side are at least two protruding or recessed marks that are provided at the same position in a first direction from among a tire radial direction and a tire circumferential direction and that are separately provided at different positions in a second direction from among the tire radial direction and the tire circumferential direction, so as to sandwich an outer edge of the two-dimensional code or the planned region in which the two-dimensional code will be located, from both sides in at least one of the tire radial direction and the tire circumferential direction.

Inventors:
HATANO, Atsuya (Hiratsuka Factory, 2-1, Oiwake, Hiratsuka-sh, Kanagawa 01, 〒2548601, JP)
Application Number:
JP2018/009990
Publication Date:
October 04, 2018
Filing Date:
March 14, 2018
Export Citation:
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Assignee:
THE YOKOHAMA RUBBER CO., LTD. (36-11, Shimbashi 5-chome Minato-k, Tokyo 85, 〒1058685, JP)
International Classes:
B60C19/00; B29C33/02; B29D30/06; B60C13/00
Domestic Patent References:
WO2015165862A12015-11-05
WO2015165863A12015-11-05
Foreign References:
JP2007516103A2007-06-21
EP2905125A12015-08-12
EP2977934A12016-01-27
Attorney, Agent or Firm:
GLOBAL IP TOKYO (CARMEL II, 8-3-30 Nishi-Shinjuku, Shinjuku-k, Tokyo 23, 〒1600023, JP)
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