Title:
INDICATOR
Document Type and Number:
WIPO Patent Application WO/2023/127233
Kind Code:
A1
Abstract:
An indicator (31) is affixed to an object of which a state of degradation is to be determined, and has color components that are extracted by means of a degradation state determining device provided with a degradation determination model and a color-change database, in order to determine the state of degradation of the object, the indicator being provided with a medium layer having printed thereon a color pattern (33) obtained by applying, in different positions, a plurality of colors having mutually different sensitivities to a degradation factor, and an identifier (32).
Inventors:
YAMAMOTO TAKU (JP)
MORIGUCHI AKIRA (JP)
MORIGUCHI AKIRA (JP)
Application Number:
PCT/JP2022/038643
Publication Date:
July 06, 2023
Filing Date:
October 17, 2022
Export Citation:
Assignee:
BRIDGESTONE CORP (JP)
International Classes:
G01N17/00; B60C19/00
Foreign References:
| JPS5414272U | 1979-01-30 | |||
| JP2006064469A | 2006-03-09 | |||
| JP2006337084A | 2006-12-14 | |||
| JP2017026613A | 2017-02-02 | |||
| JP2007225584A | 2007-09-06 | |||
| JP2013186044A | 2013-09-19 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
Download PDF: