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FAUCET VALVE
Disclosed is a faucet valve (100) including: a first valve body (30) including a first slide surface (31), and formed from an alumina-based sintered body; and a second valve body (20) including a second slide surface (21), and formed from an alumina-based sintered body, the first and second slide surfaces (21, 31) at least partially being in contact with each other with water in between. At least part of the second slide body (20) is formed from a first amorphous carbon layer. The hardness of the first amorphous carbon layer is equal to or less than that of the alumina-based sintered body forming the first valve body. In the first amorphous carbon layer, a ratio (ID/IG) of a D peak to a G peak, measured by Raman spectroscopy, is greater than 0.5 but less than 1.9.
FAUCET VALVE
Disclosed is a faucet valve (100) including: a first valve body (30) including a first slide surface (31), and formed from an alumina-based sintered body; and a second valve body (20) including a second slide surface (21), and formed from an alumina-based sintered body, the first and second slide surfaces (21, 31) at least partially being in contact with each other with water in between. At least part of the second slide body (20) is formed from a first amorphous carbon layer. The hardness of the first amorphous carbon layer is equal to or less than that of the alumina-based sintered body forming the first valve body. In the first amorphous carbon layer, a ratio (ID/IG) of a D peak to a G peak, measured by Raman spectroscopy, is greater than 0.5 but less than 1.9.
FAUCET VALVE
ABSPERRHAHN
SOUPAPE DE ROBINET
UKIGAI SAORI (Autor:in) / TERAMOTO ATSUSHI (Autor:in) / NAKA YUJI (Autor:in)
11.03.2020
Patent
Elektronische Ressource
Englisch