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1. 发明公开

EP1445590A4 LIQUID LEVEL SENSOR 审中-公开
标题翻译：液位传感器
公开(公告)号：EP1445590A4
公开(公告)日：2006-06-21
申请号：EP02780062
申请日：2002-11-08
申请人： NIPPON SEIKI CO LTD
发明人： SATO TETSUYA , SATO KOICHI , NAKAGAWA TADAO , ENOMOTO KIYOSHI , HAYAKAWA TOSHIO , SHIMAZAKI YOSHIYUKI
IPC分类号： G01F23/36 , H01C10/32
CPC分类号： G01F23/363 , H01C10/32
摘要： A liquid level sensor 1 produced at low cost and resistant to deterioration and corrosion, comprising a fixed electrode 3 on which a sliding contact 5 slides with the movement of a float and a first resistor 4 connected to the fixed electrode 3, wherein the fixed electrode 3 is made of at least silver Ag, palladium Pd, and a glass component, the weight contents of the silver Ag and the palladium Pd are such that the content of the silver Ag is 75 weight% or more and that of the palladium Pd is 25 weight% or more, and a slide portion 7 of the fixed electrode 3 on which the sliding contact 5 slides is covered with a second resistor 8 having a resistance lower than that of the first resistor 4.

2. 发明公开

EP1566615A4 LIQUID LEVEL DETECTION DEVICE 审中-公开
标题翻译：设备技术PRIOR测定该液体
公开(公告)号：EP1566615A4
公开(公告)日：2007-12-26
申请号：EP03772887
申请日：2003-11-18
申请人： NIPPON SEIKI CO LTD , SATO TETSUYA
发明人： SATO TETSUYA , NAKAGAWA TADAO
IPC分类号： G01F23/36
CPC分类号： G01F23/36
摘要： A liquid level detection device (1) allowing terminals to be detached therefrom and capable of suppressing the generation of silver sulfide, comprising a movable contact (2) displaced according to a variation in liquid level, a sliding part (5) allowing the movable contact (2) to be slid on a circuit board (4), a resistor (7) connected to the sliding part (5), and connection parts (8) in contact with the terminals (9), wherein at least the portions of the connection parts (8) coming into contact with the terminals (9) are covered by second resistors (16), whereby the resistance value of the resistor (7) varying when the movable contact (2) slides on the sliding part (5) can be outputted from the terminals (9) through the connection parts (8).

3. 发明公开

EP2947429A4 LIQUID-SURFACE DETECTION DEVICE 有权
标题翻译：检测液体表面的装置
公开(公告)号：EP2947429A4
公开(公告)日：2016-10-26
申请号：EP14740646
申请日：2014-01-20
申请人： NIPPON SEIKI CO LTD
发明人： SATO TETSUYA , SAKAMAKI AKIRA , YAMAURA TAKAYUKI , KOIDE SHIGEKI
IPC分类号： G01F23/36
CPC分类号： G01F23/34 , G01F23/303 , G01F23/363
摘要： Provided is a liquid-surface detection device in which a holder is securely and rotatably supported on a frame. A liquid-surface detection device (F) provided with a holder (2) for rotating a circuit board in conjunction with movement of a float which operates so as to follow a liquid surface, a terminal (5) having an elastic piece (5D) provided with a junction (5A) for contacting an electrode part of the circuit board (4), and a frame (1) for housing a portion of the terminal (5), wherein a bearing part (14) is provided for rotatably supporting an end part of a front arm (3) retained by the holder (2) on an external peripheral portion of the frame (1), the holder (2) is provided with a retaining part (2B) having an upper piece (2A) and a lower piece (2B2) between which the bearing part (14) is disposed, and the frame (1) is provided with a first guide part (17) in which the lower piece (2B2) of the retaining part (2B) of the holder (2) can move in the direction of a rotational axis (S) of the holder (2), and a second guide part (18) in which the lower piece (2B2) of the retaining part (2B) can move in the direction perpendicular to the direction of the rotational axis (S) of the holder (2).
摘要翻译：提供了一种液面检测装置，其中保持器可靠并可旋转地支撑在框架上。一种液面检测装置（F），其具有用于使电路板结合随着液面操作的浮子的移动而旋转的保持器（2），具有弹性片（5D）的端子（5）设置有用于接触电路板（4）的电极部分的接合部（5A）和用于容纳端子（5）的一部分的框架（1），其中设置有用于可旋转地支撑由保持器（2）保持在框架（1）的外周部上的前臂（3）的端部，保持器（2）设置有具有上部件（2A）的保持部分（2B）下部件（2B2），其间设有轴承部件（14），框架（1）设置有第一引导部件（17），其中保持部件（2B）的下部件（2B2）保持器（2）能够沿保持器（2）的旋转轴线（S）的方向移动;以及第二引导部件（18），其中保持部件（2B）的下部件（2B2）可以在垂直于保持器（2）的旋转轴线（S）的方向的方向上移动。

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