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PROCÉDÉ DE FABRICATION D'UNE COUCHE-CULOTTE COMPORTANT DES CAPTEURS D'HUMIDITÉ
专利权人:
Raja;TULI
发明人:
TULI, Raja
申请号:
CACA2019/050906
公开号:
WO2020/010440A1
申请日:
2019.06.28
申请国别(地区):
CA
年份:
2020
代理人:
摘要:
The present invention discloses a method of manufacturing a diaper that has multiple moisture sensing elements on interior side of its bottom impermeable layer or on any surface of the top permeable layer. The moisture sending elements are made by spraying conductive ink on a moving sheet of either the bottom impermeable layer or the top permeable layer, before other layers of the diaper are attached. Spraying of conductive ink on the moving sheet causes parallel lines of conductive inks to be formed on the layer. The parallel lines of conductive ink run through the entire length of either of the layers and are designed to get connected with a detecting device. When a user urinates inside the diaper, the moisture causes a closed circuit between at least two of the parallel lines of conductive inks. These formations of closed circuits, between parallel lines of conductive inks, are detected by the detecting device. Also, with increasing volume of moisture, the resistance of the closed circuits also tends to decrease. This rate of decrease of resistance is also detected by the detecting device and is used to calculate a volume of moisture present in the diaper. The detecting device then generates a suitable alarm to give an idea about the saturation level of the diaper. The process of manufacturing sensing elements by spraying conductive inks on moving sheet of layer reduces the processing and modification overhead of specially designed conductive ink printers and also does not impact the manufacturing time of a diaper manufacturing assembly line.La présente invention concerne un procédé de fabrication d'une couche-culotte qui comporte de multiples éléments de détection d'humidité sur le côté intérieur de sa couche inférieure imperméable ou sur n'importe quelle surface de la couche supérieure perméable. Les éléments de détection d'humidité sont fabriqués par pulvérisation d'encre conductrice sur une feuille mobile de la couche inférieure imperméable ou de la couche su
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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