To provide a deterioration sensor sheet that enables deterioration due to ultraviolet rays to be securely viewed with simple constitution and can be manufactured at low cost.SOLUTION: A deterioration sensor sheet comprises: a transparent base material sheet 2 that can suppress transmission of ultraviolet rays; a first ink layer 3 which has a display pattern formed on a reverse surface side of the transparent base material sheet; and a second ink layer 4 which is formed on a top surface side of the transparent base material sheet to cover at least a part of the display pattern of the first ink layer, and can discolor when irradiated with ultraviolet rays.SELECTED DRAWING: Figure 1
【課題】 簡単な構成で確実に紫外線による劣化を視認することができ、かつ、低コストで製造が可能な劣化センサーシートを提供すること。【解決手段】 紫外線の透過を抑制可能な透明基材シート2と、該透明基材シートの下面側に、表示パターンが形成された第1インキ層3と、前記透明基材シートの上面側に、前記第1インキ層の表示パターンの少なくとも一部を覆うように形成された、紫外線の照射により退色可能な第2インキ層4を備えたことを特徴とする。【選択図】図1
DETERIORATION SENSOR SHEET
劣化センサーシート
2023-01-04
Patent
Electronic Resource
Japanese
IPC: | G01J Messen der Intensität, der Geschwindigkeit, der spektralen Zusammensetzung, der Polarisation, der Phase oder der Pulscharakteristik von infrarotem, sichtbarem oder ultraviolettem Licht , MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT / B60S SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR , Warten, Reinigen, Instandsetzen, Unterstützen, Anheben oder Rangieren von Fahrzeugen, soweit nicht anderweitig vorgesehen / G09F DISPLAYING , Anzeigewesen |
A capacitive oil deterioration sensor
Automotive engineering | 1991
|A Capacitive Oil Deterioration Sensor
SAE Technical Papers | 1991
|European Patent Office | 2020
|European Patent Office | 2022
|