公开(公告)号：US09062997B2

公开(公告)日：2015-06-23

申请号：US13278554

申请日：2011-10-21

申请人： Toshio Oike ,  Ryo Hirose ,  Masaki Hirota

发明人： Toshio Oike ,  Ryo Hirose ,  Masaki Hirota

IPC分类号： G01F23/32 ,  G01F23/36

CPC分类号： G01F23/36

摘要： A liquid level detector is provided. A resistance plate has a plurality of conductive segments. A float vertically moves according to change of a liquid level to be measured. A float arm has one end attached to the float and the other end rotatably supported to rotate according to the vertical movement of the float. Contact points slide on the conductive segments with the rotation of the float arm according to the liquid level. The conductive segments are formed of a glass-sintered metallic body made of glass and gold alloy material containing a gold (Au) content equal to or greater than 18% by mass and less than 40% by mass. The contact points are formed of a gold alloy material containing a gold (Au) content equal to or greater than 32.5% by mass and less than 77% by mass.

摘要翻译： 提供液位检测器。 电阻板具有多个导电段。 浮子根据待测液位的变化而垂直移动。 浮子臂具有一端连接浮子，另一端根据浮子的垂直运动可旋转地支撑以旋转。 接触点根据液位在浮动臂的旋转下滑动在导电段上。 导电段由金（Au）含量等于或大于18质量％且小于40质量％的由玻璃和金合金材料制成的玻璃烧结金属体形成。 接触点由金（Au）含量等于或大于32.5质量％且小于77质量％的金合金材料形成。

公开(公告)号：US20120103090A1

公开(公告)日：2012-05-03

申请号：US13278554

申请日：2011-10-21

申请人： Toshio Oike ,  Ryo Hirose ,  Masaki Hirota

发明人： Toshio Oike ,  Ryo Hirose ,  Masaki Hirota

IPC分类号： G01F23/32

CPC分类号： G01F23/36

摘要： A liquid level detector is provided. A resistance plate has a plurality of conductive segments. A float vertically moves according to change of a liquid level to be measured. A float arm has one end attached to the float and the other end rotatably supported to rotate according to the vertical movement of the float. Contact points slide on the conductive segments with the rotation of the float arm according to the liquid level. The conductive segments are formed of a glass-sintered metallic body made of glass and gold alloy material containing a gold (Au) content equal to or greater than 18% by mass and less than 40% by mass. The contact points are formed of a gold alloy material containing a gold (Au) content equal to or greater than 32.5% by mass and less than 77% by mass.

摘要翻译： 提供液位检测器。 电阻板具有多个导电段。 浮子根据待测液位的变化而垂直移动。 浮子臂具有一端连接浮子，另一端根据浮子的垂直运动可旋转地支撑以旋转。 接触点根据液位在浮动臂的旋转下滑动在导电段上。 导电段由金（Au）含量等于或大于18质量％且小于40质量％的由玻璃和金合金材料制成的玻璃烧结金属体形成。 接触点由金（Au）含量等于或大于32.5质量％且小于77质量％的金合金材料形成。

公开(公告)号：US09157783B2

公开(公告)日：2015-10-13

申请号：US13555396

申请日：2012-07-23

申请人： Toshio Oike ,  Kenichi Tanaka ,  Ryo Hirose ,  Takafumi Shimizu

发明人： Toshio Oike ,  Kenichi Tanaka ,  Ryo Hirose ,  Takafumi Shimizu

IPC分类号： B05D5/12 ,  G01F23/36 ,  H01C1/142 ,  H01C17/28 ,  C22C5/02 ,  C22C5/06 ,  B05D7/00 ,  B05D3/02 ,  B32B15/01

CPC分类号： G01F23/36 ,  B05D3/02 ,  B05D5/12 ,  B05D7/50 ,  B32B15/01 ,  C22C5/02 ,  C22C5/06 ,  H01C1/142 ,  H01C17/281 ,  Y10T428/12889

摘要： A method for producing a conductive segment, includes: a step of printing a metal conductive paste on a substrate, and drying the paste; a step of printing other metal conductive paste on the metal conductive paste after drying, and drying the paste; and a step of burning the metal conductive paste after drying and the other metal conductive paste after drying, wherein the conductive metal paste is an Ag—Pd conductive paste comprising silver (Ag) and palladium (Pd), and the other metal conductive paste is an Au conductive paste comprising gold (Au) as a main component; or the metal conductive paste is an Au conductive paste comprising gold (Au) as a main component, and the other metal conductive paste is an Ag—Pd conductive paste comprising silver (Ag) and palladium (Pd).

摘要翻译： 一种导电段的制造方法，其特征在于，包括：在基板上印刷金属导电性糊剂，干燥所述糊料的工序; 干燥后在金属导电糊上印刷其它金属导电糊的步骤，干燥糊剂; 干燥后的金属导电糊的烧成工序和干燥后的其他金属导电膏，其特征在于，所述导电性金属糊是包含银（Ag）和钯（Pd）的Ag-Pd导电性膏，另一方的金属导电膏为 包含金（Au）作为主要成分的Au导电膏; 或金属导电浆料是以金（Au）为主要成分的Au导电膏，另一种金属导电膏为包含银（Ag）和钯（Pd）的Ag-Pd导电糊。

公开(公告)号：US08024969B2

公开(公告)日：2011-09-27

申请号：US12149666

申请日：2008-05-06

申请人： Yasunori Kawaguchi ,  Kenichi Tanaka ,  Toshio Oike

发明人： Yasunori Kawaguchi ,  Kenichi Tanaka ,  Toshio Oike

IPC分类号： G01F23/00

CPC分类号： G01F23/363

摘要： A liquid level detection device includes a sensor provided in a container which stores a liquid therein and having a variable resistance which changes a resistance value in association with a change of liquid level to output a voltage signal according to the resistance value of the variable resistance when a voltage is applied thereto, and a power supply circuit applying the voltage to the sensor intermittently on a predetermined cycle. A conducting time during which the power supply circuit applies the voltage to the sensor is equal to or less than 40 ms per cycle.

摘要翻译： 液面检测装置包括设置在容器中的传感器，其中存储有液体并具有可变电阻，该可变电阻改变与液位变化相关的电阻值，以根据可变电阻的电阻值输出电压信号， 向其施加电压，以及以预定周期间歇地向传感器施加电压的电源电路。 电源电路向传感器施加电压的导通时间等于或小于每个周期40ms。

公开(公告)号：US08746061B2

公开(公告)日：2014-06-10

申请号：US13256747

申请日：2010-03-16

申请人： Toshio Oike ,  Kenichi Tanaka ,  Akio Katou

发明人： Toshio Oike ,  Kenichi Tanaka ,  Akio Katou

IPC分类号： G01F23/32 ,  G01F23/00

CPC分类号： G01F23/363 ,  H01C10/32 ,  H01C10/34

摘要： The change in a contact over time is stabilized by lowering intense wear of the contact in the initial sliding stage and imparting stabilized wear characteristics from the initial sliding stage. The contacts (33, 34) of a sliding body (30) have flat tops which contact conductive segments (23) and come into surface contact with the top portions of the conductive segments (23) when the contacts slidingly contact onto the conductive segments (23).

摘要翻译： 通过在初始滑动阶段降低触点的强烈磨损并且从初始滑动阶段赋予稳定的磨损特性来稳定接触时间的变化。 滑动体（30）的触头（33,34）具有平坦的顶部，当触头滑动地接触导电段（23）时，接触导电段（23）并与导电段（23）的顶部部分进行表面接触 23）。

公开(公告)号：US08820158B2

公开(公告)日：2014-09-02

申请号：US13356344

申请日：2012-01-23

申请人： Toshio Oike ,  Kenichi Tanaka

发明人： Toshio Oike ,  Kenichi Tanaka

IPC分类号： G01F23/32 ,  G01F23/36 ,  G01D5/165 ,  G01F23/00

CPC分类号： G01D5/165 ,  G01F23/363

摘要： A liquid level detecting device includes a resistor plate having conductive segments, a float that vertically moves in accordance with a displacement of a liquid level, a float arm that has one end to which the float is attached and the other end which is rotatably supported so as to be rotated in association with a vertical movement of the float, and a contact point that slides on the conductive segments in association with a rotation of the float arm. Each of the conductive segments is formed of a first metallic material and a second metallic material. The first metallic material has silver (Ag) and palladium (Pd) and the second metallic material has gold (Au) as a main component. A part which is to be brought into contact with the contact point in each of the conductive segments is formed of the second metallic material.

摘要翻译： 液面检测装置包括具有导电段的电阻板，根据液位的位移而垂直移动的浮子，具有浮子附着的一端的浮臂和可旋转地支撑的另一端 与浮子的垂直运动相关联地旋转，以及与浮动臂的旋转相关联地在导电段上滑动的接触点。 每个导电段由第一金属材料和第二金属材料形成。 第一金属材料具有银（Ag）和钯（Pd），第二金属材料具有金（Au）作为主要成分。 要与每个导电段中的接触点接触的部分由第二金属材料形成。

公开(公告)号：US08671751B2

公开(公告)日：2014-03-18

申请号：US13355816

申请日：2012-01-23

申请人： Takafumi Shimizu ,  Toshio Oike ,  Kenichi Tanaka

发明人： Takafumi Shimizu ,  Toshio Oike ,  Kenichi Tanaka

IPC分类号： G01F23/32 ,  G01F23/00

CPC分类号： H01C10/16 ,  G01F23/36 ,  H01C10/32

摘要： A liquid level detecting apparatus is provided. A resistance plate has a plurality of elongated conductive segments arranged therein. A float is configured to be moved upward and downward depending on a displacement of a liquid level to be measured. A floating arm has one end attached to the float and the other end rotatably supported to be rotated in response to upward and downward movements of the float. A contact is configured to be slid on the plurality of conductive segments in association with a rotation of the float arm depending on the liquid level. The plurality of conductive segments comprise a plurality of first segments made of a first metal material containing at least silver (Ag) and palladium (Pd), and a plurality of second segments made of a second metal material essentially containing gold (Au).

摘要翻译： 提供了液面检测装置。 电阻板具有布置在其中的多个细长导电段。 浮子被配置为根据要测量的液位的位移而向上和向下移动。 浮动臂具有一端连接到浮子，另一端可自由旋转地支撑，以响应浮子的向上和向下运动而旋转。 触点构造成根据液面而与浮动臂的旋转相关联地在多个导电段上滑动。 多个导电段包括由至少含有银（Ag）和钯（Pd）的第一金属材料制成的多个第一段和由基本上含有金（Au）的第二金属材料制成的多个第二段。

公开(公告)号：US08044698B2

公开(公告)日：2011-10-25

申请号：US12104505

申请日：2008-04-17

申请人： Yasunori Kawaguchi ,  Kenichi Tanaka ,  Toshio Oike

发明人： Yasunori Kawaguchi ,  Kenichi Tanaka ,  Toshio Oike

IPC分类号： G01F23/32

CPC分类号： G01F23/36

摘要： A liquid level detection apparatus includes a resistance plate which has a conducting pattern formed on a board, the conducting pattern including a first slide portion, a second slide portion, a plus electrode electrically connected to the first slide portion, and a minus electrode electrically connected to the second slide portion, a float which moves in accordance with a change of a liquid level, a float arm connected to the float, a sliding arm which slides over the resistance plate in accordance with a pivotal movement of the float arm, a plus connection terminal connected to the plus electrode, a minus connection terminal connected to the minus electrode, and a protective layer formed on the plus connection terminal so as to cover the plus connection terminal.

摘要翻译： 液面检测装置包括：电阻板，其具有形成在基板上的导电图案，所述导电图案包括第一滑动部分，第二滑动部分，与第一滑动部分电连接的正电极;以及负极，电连接 到第二滑动部分，根据液位变化移动的浮子，连接到浮子的浮动臂，根据浮动臂的枢转运动在电阻板上滑动的滑动臂，加号 连接到正电极的连接端子，连接到负电极的负连接端子，以及形成在正极连接端子上以覆盖正极连接端子的保护层。

公开(公告)号：US20120000282A1

公开(公告)日：2012-01-05

申请号：US13256747

申请日：2010-03-16

申请人： Toshio Oike ,  Kenichi Tanaka ,  Akio Katou

发明人： Toshio Oike ,  Kenichi Tanaka ,  Akio Katou

IPC分类号： G01F23/32

CPC分类号： G01F23/363 ,  H01C10/32 ,  H01C10/34

摘要： The change in a contact over time is stabilized by lowering intense wear of the contact in the initial sliding stage and imparting stabilized wear characteristics from the initial sliding stage. The contacts (33, 34) of a sliding body (30) have flat tops which contact conductive segments (23) and come into surface contact with the top portions of the conductive segments (23) when the contacts slidingly contact onto the conductive segments (23).

摘要翻译： 通过在初始滑动阶段降低触点的强烈磨损并且从初始滑动阶段赋予稳定的磨损特性来稳定接触时间的变化。 滑动体（30）的触头（33,34）具有平坦的顶部，当触头滑动地接触导电段（23）时，接触导电段（23）并与导电段（23）的顶部部分进行表面接触 23）。

公开(公告)号：US07952473B2

公开(公告)日：2011-05-31

申请号：US12122761

申请日：2008-05-19

申请人： Kenichi Tanaka ,  Yasunori Kawaguchi ,  Toshio Oike

发明人： Kenichi Tanaka ,  Yasunori Kawaguchi ,  Toshio Oike

IPC分类号： B60Q1/00 ,  G08B21/00

CPC分类号： G01F23/363 ,  G01F23/0092

摘要： A liquid level detecting apparatus includes a liquid level sensor of a variable resistance type which includes a sliding contact and a resistor, and which detects a resistance change corresponding to a change of a liquid level of a liquid in a tank and outputs a detection signal based on the change of the liquid level when the liquid level sensor is energized and a controlling unit which controls to supply energization pulses periodically to the liquid level sensor, and controls a displaying portion to display a remaining amount of the liquid in the tank, on the basis of the detection signal output from the liquid level sensor. The controlling unit changes a number of the energization pulses supplied to the liquid level sensor in a predetermined time, on the basis of the detection signal output from the liquid level sensor.

摘要翻译： 液面检测装置包括具有滑动接点和电阻器的可变电阻型液位传感器，并检测与罐内液体液面变化相对应的电阻变化，并输出基于检测信号的检测信号 在液位传感器被通电时液面的变化，以及控制单元，其控制向液位传感器周期性地供给通电脉冲，并且控制显示部显示液体在液舱中的剩余量，在 从液位传感器输出的检测信号的基础。 控制单元基于从液面传感器输出的检测信号，在预定时间内改变提供给液位传感器的通电脉冲的数量。