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1. 发明申请

US20100236925A1 CERAMIC STRUCTURE AND GAS SENSOR INCLUDING THE CERAMIC STRUCTURE 审中-公开
标题翻译：陶瓷结构和气体传感器，包括陶瓷结构
公开(公告)号：US20100236925A1
公开(公告)日：2010-09-23
申请号：US12720485
申请日：2010-03-09
申请人： Akira UCHIKAWA , Masami Kawashima , Shoichi Sakai , Masao Tsukada , Keiji Mori , Kousaku Morita
发明人： Akira UCHIKAWA , Masami Kawashima , Shoichi Sakai , Masao Tsukada , Keiji Mori , Kousaku Morita
IPC分类号： G01N27/26 , B32B5/22
CPC分类号： C04B38/02 , C04B2111/0081 , G01N27/4073 , Y10T428/249986 , C04B35/00 , C04B38/0074 , C04B20/0096 , C04B40/0268
摘要： A gas sensor includes a ceramic structural member. The ceramic structural member includes a base body formed of an insulating material; and a porous ceramic layer formed integrally with the base body. The ceramic layer is formed of an admixture obtained by mixing a plurality of ceramic materials with each other. The plurality of ceramic materials have grain size distributions different from each other.
摘要翻译：气体传感器包括陶瓷结构构件。陶瓷结构件包括由绝缘材料形成的基体; 以及与基体一体形成的多孔陶瓷层。陶瓷层由通过混合多种陶瓷材料而获得的混合物形成。多种陶瓷材料具有彼此不同的晶粒尺寸分布。

2. 发明申请

US20060086175A1 Oxygen sensor 有权
标题翻译：氧传感器
公开(公告)号：US20060086175A1
公开(公告)日：2006-04-27
申请号：US11227063
申请日：2005-09-16
申请人： Akira Uchikawa , Masao Tsukada , Shoichi Sakai , Masami Kawashima , Keiji Mori
发明人： Akira Uchikawa , Masao Tsukada , Shoichi Sakai , Masami Kawashima , Keiji Mori
IPC分类号： G01N27/00 , G01M15/10
CPC分类号： G01N27/4077 , G01N27/4062
摘要： An oxygen sensor comprises a tubular casing; an oxygen detecting element installed in a leading end of the tubular casing; lead wires each extending from the oxygen detecting element to the outside of the tubular casing through an open base end of the tubular casing, each lead wire including a core wire of metal; a rubber bush plugged in the open base end of the tubular casing, the rubber bush having the lead wires passed therethrough; and a heat resisting structure for protecting the rubber bush from a high temperature. The heat resisting structure is constructed to satisfy the following inequality: 10%≦Al/Ar≦50% wherein: Al: The sectional area in total of the lead wires. Ar: The sectional area of the rubber bush.
摘要翻译：氧传感器包括管状壳体; 氧检测元件，其安装在所述管状壳体的前端部; 每个引线通过管状壳体的开放的基端从氧检测元件延伸到管状外壳的外部，每个引线包括金属芯线; 插入管状壳体的开口基端的橡胶衬套，具有穿过其中的引线的橡胶衬套; 以及用于保护橡胶衬套免受高温的耐热结构。耐热结构被构造成满足以下不等式：<？in-line-formula description =“In-line formula”end =“lead”？> 10％<= Al / Ar <= 50％<？in-line -formulae description =“In-line Formulas”end =“tail”？>其中：Al：导线总共的截面面积。 Ar：橡胶衬套的截面积。

3. 发明申请

US20090095048A1 Oxygen Sensor Inspection Method and Apparatus and Oxygen Sensor Production Method 失效
标题翻译：氧传感器检测方法及装置及氧传感器的生产方法
公开(公告)号：US20090095048A1
公开(公告)日：2009-04-16
申请号：US12248062
申请日：2008-10-09
申请人： Shoichi Sakai , Masami Kawashima
发明人： Shoichi Sakai , Masami Kawashima
IPC分类号： G01N27/407 , B05D5/12
CPC分类号： G01N27/4175
摘要： There is provided an inspection method of an oxygen sensor, which includes a sensing portion having a reference electrode, a sensing electrode and an oxygen ion conducting solid electrolyte layer arranged between the reference electrode and the sensing electrode. The inspection method contains the steps of reading a first output value of the oxygen sensor under a condition that the sensing portion of the oxygen sensor is subjected to a first inspection gas and then a second output value of the oxygen sensor under a condition that the sensing portion of the oxygen sensor is subjected to a second inspection gas different in oxygen concentration from the first inspection gas and judging the oxygen sensor to be defective or nondefective based on the first and second output values.
摘要翻译：提供了氧传感器的检查方法，其包括具有参考电极，感测电极和布置在参考电极和感测电极之间的氧离子传导固体电解质层的感测部分。检查方法包括以下步骤：在氧传感器的感测部分经受第一检查气体然后在氧传感器的第二输出值的条件下读取氧传感器的第一输出值，氧传感器的一部分经受来自第一检查气体的氧浓度不同的第二检查气体，并且基于第一和第二输出值判断氧传感器是有缺陷的或无缺陷的。

4. 发明申请

US20090312938A1 GAS SENSOR, OXYGEN SENSOR AND AIR-FUEL RATIO CONTROL SYSTEM 审中-公开
标题翻译：气体传感器，氧气传感器和空气燃料比率控制系统
公开(公告)号：US20090312938A1
公开(公告)日：2009-12-17
申请号：US12482173
申请日：2009-06-10
申请人： Kousaku Morita , Akira Uchikawa , Masami Kawashima , Shoichi Sakai , Masao Tsukada , Keiji Mori , Shosaku Ishihara , Tsuyoshi Fujita
发明人： Kousaku Morita , Akira Uchikawa , Masami Kawashima , Shoichi Sakai , Masao Tsukada , Keiji Mori , Shosaku Ishihara , Tsuyoshi Fujita
IPC分类号： F02D41/00 , G01N27/26
CPC分类号： G01N27/407 , F02D41/1454 , G01N27/4078
摘要： The invention provides an air-fuel ratio control system in which high precision can be applied to the air-fuel ratio feedback control of an engine by using a gas sensor mainly configured by an oxygen sensor that prevents the deterioration of the holding power of sealing material which enables high density filling with a small compressive load or the deterioration of the sealing material. The gas sensor such as the oxygen sensor is based upon a gas content detecting sensor that includes a gas content detecting element and a holder holding the gas content detecting element and that seals a measuring part of the gas content detecting element in the holder by a sealing part in which the sealing material is compressively filled, and has a characteristic that the sealing material is molded by mixed powder including plural species of forms of particles.
摘要翻译：本发明提供了一种空燃比控制系统，其中可以通过使用主要由氧传感器构成的气体传感器将高精度应用于发动机的空燃比反馈控制，该传感器防止密封材料的保持力的劣化这使得具有小的压缩载荷的高密度填充或密封材料的劣化。诸如氧传感器的气体传感器基于气体含量检测传感器，其包括气体含量检测元件和保持气体含量检测元件的保持器，并且通过密封将气体含量检测元件的测量部分密封在保持器中其中密封材料被压缩填充的部分，并且具有密封材料由包含多种形式的颗粒的混合粉末模制的特征。

5. 发明申请

US20070084725A1 Oxygen sensor 审中-公开
标题翻译：氧传感器
公开(公告)号：US20070084725A1
公开(公告)日：2007-04-19
申请号：US11580899
申请日：2006-10-16
申请人： Shoichi Sakai , Keiji Mori , Futoshi Ichiyanagi , Akira Uchikawa , Masami Kawashima , Masao Tsukada
发明人： Shoichi Sakai , Keiji Mori , Futoshi Ichiyanagi , Akira Uchikawa , Masami Kawashima , Masao Tsukada
IPC分类号： G01N27/26
CPC分类号： G01N27/4077
摘要： An oxygen sensor including an oxygen concentration sensing unit including a pair of electrodes and a solid electrolyte layer which is disposed between the pair of electrodes and has an oxygen ion conductivity. A porous protective coat is disposed on an outer surface of the oxygen concentration sensing unit. A protector covers the oxygen concentration sensing unit via a space between the protector and the porous protective coat and has a plurality of inlet holes through which a gas to be measured is introduced into the space. A ratio of a thickness of the porous protective coat to a diameter of each of the plurality of inlet holes is in a range of from 5% to 50%.
摘要翻译：一种氧传感器，包括氧浓度感测单元，其包括一对电极和固体电解质层，所述固体电解质层设置在所述一对电极之间并具有氧离子传导性。在氧浓度检测单元的外表面上设置多孔保护层。保护器通过保护器和多孔保护涂层之间的空间覆盖氧浓度感测单元，并且具有多个入口孔，待测量的气体通过该入口孔被引入到空间中。多孔保护层的厚度与多个入口孔的直径的比率在5％〜50％的范围内。

6. 发明授权

US07975524B2 Oxygen sensor inspection method and apparatus and oxygen sensor production method 失效
标题翻译：氧传感器检测方法及仪器及氧传感器的生产方法
公开(公告)号：US07975524B2
公开(公告)日：2011-07-12
申请号：US12248062
申请日：2008-10-09
申请人： Shoichi Sakai , Masami Kawashima
发明人： Shoichi Sakai , Masami Kawashima
IPC分类号： G01N21/00
CPC分类号： G01N27/4175
摘要： There is provided an inspection method of an oxygen sensor, which includes a sensing portion having a reference electrode, a sensing electrode and an oxygen ion conducting solid electrolyte layer arranged between the reference electrode and the sensing electrode. The inspection method contains the steps of reading a first output value of the oxygen sensor under a condition that the sensing portion of the oxygen sensor is subjected to a first inspection gas and then a second output value of the oxygen sensor under a condition that the sensing portion of the oxygen sensor is subjected to a second inspection gas different in oxygen concentration from the first inspection gas and judging the oxygen sensor to be defective or nondefective based on the first and second output values.
摘要翻译：提供了氧传感器的检查方法，其包括具有参考电极，感测电极和布置在参考电极和感测电极之间的氧离子传导固体电解质层的感测部分。检查方法包括以下步骤：在氧传感器的感测部分经受第一检查气体然后在氧传感器的第二输出值的条件下读取氧传感器的第一输出值，氧传感器的一部分经受来自第一检查气体的氧浓度不同的第二检查气体，并且基于第一和第二输出值判断氧传感器是有缺陷的或无缺陷的。

7. 发明授权

US07302828B2 Oxygen sensor 有权
标题翻译：氧传感器
公开(公告)号：US07302828B2
公开(公告)日：2007-12-04
申请号：US11227063
申请日：2005-09-16
申请人： Akira Uchikawa , Masao Tsukada , Shoichi Sakai , Masami Kawashima , Keiji Mori
发明人： Akira Uchikawa , Masao Tsukada , Shoichi Sakai , Masami Kawashima , Keiji Mori
IPC分类号： G01N7/00
CPC分类号： G01N27/4077 , G01N27/4062
摘要： An oxygen sensor includes a tubular casing; an oxygen detecting element installed in a leading end of the tubular casing; lead wires each extending from the oxygen detecting element to the outside of the tubular casing through an open base end of the tubular casing, each lead wire including a core wire of metal; a rubber bush plugged in the open base end of the tubular casing, the rubber bush having the lead wires passed therethrough; and a heat resisting structure for protecting the rubber bush from a high temperature. The heat resisting structure is constructed to satisfy the following inequality: 10%≦Al/Ar≦50%, wherein: Al: The sectional area in total of the lead wires; and Ar: The sectional area of the rubber bush.
摘要翻译：氧传感器包括管状壳体; 氧检测元件，其安装在所述管状壳体的前端部; 每个引线通过管状壳体的开放的基端从氧检测元件延伸到管状外壳的外部，每个引线包括金属芯线; 插入管状壳体的开口基端的橡胶衬套，具有穿过其中的引线的橡胶衬套; 以及用于保护橡胶衬套免受高温的耐热结构。耐热结构被构造成满足以下不等式

8. 发明申请

US20070108051A1 Oxygen sensor 审中-公开
标题翻译：氧传感器
公开(公告)号：US20070108051A1
公开(公告)日：2007-05-17
申请号：US11600193
申请日：2006-11-16
申请人： Futoshi Ichiyanagi , Keiji Mori , Masami Kawashima , Akira Uchikawa , Shoichi Sakai , Masao Tsukada
发明人： Futoshi Ichiyanagi , Keiji Mori , Masami Kawashima , Akira Uchikawa , Shoichi Sakai , Masao Tsukada
IPC分类号： G01N27/26
CPC分类号： G01N27/4077
摘要： In an oxygen sensor, a basic body is provided and a plurality of function layers are laminated on a surface of the basic body, the function layers including at least a solid electrolyte layer having an oxygen ion conductivity and a pair of electrode layers between which the solid electrolyte layer is inserted, a firing being carried out after the function layers are laminated on the surface of the basic body and, during the firing, a sintering of the basic body and the function layers being sequentially progressed toward an outer surface of the function layers from the basic body.
摘要翻译：在氧传感器中，设置基体，在基体的表面层叠多个功能层，所述功能层至少包括具有氧离子传导性的固体电解质层和一对电极层，插入固体电解质层，在功能层层叠在基体的表面上之后进行烧成，并且在烧制期间，基体和功能层的烧结依次前进到功能的外表面从基本的身体层。

9. 发明授权

US06332966B1 Air/fuel ratio detecting arrangement 有权
标题翻译：空/燃比检测装置
公开(公告)号：US06332966B1
公开(公告)日：2001-12-25
申请号：US09597158
申请日：2000-06-20
申请人： Shoichi Sakai , Futoshi Ichiyanagi , Toshiaki Inoue
发明人： Shoichi Sakai , Futoshi Ichiyanagi , Toshiaki Inoue
IPC分类号： G01N27409
CPC分类号： G01N27/419
摘要： An A/F ratio detecting arrangement includes a sensor casing having an oxygen sensor part arranged between first and second electrodes and an oxygen pump part arranged between third and fourth electrodes, which are heated by a heater. A signal output processing circuit serves to provide an A/F ratio signal. A signal switcher serves to provide a provisional oxygen content signal derived from the first and second electrodes when the oxygen pump part is not activated yet, and the A/F ratio signal when the oxygen pump part is activated.
摘要翻译： A / F比检测装置包括传感器外壳，其具有布置在第一和第二电极之间的氧传感器部分和布置在第三和第四电极之间的氧气泵部件，其被加热器加热。信号输出处理电路用于提供A / F比信号。信号切换器用于当氧泵部分未激活时提供从第一和第二电极得到的临时氧含量信号，以及当氧气泵部分被激活时的A / F比信号。

10. 发明授权

US07655122B2 Oxygen concentration detecting element 有权
标题翻译：氧浓度检测元件
公开(公告)号：US07655122B2
公开(公告)日：2010-02-02
申请号：US11016916
申请日：2004-12-21
申请人： Shoichi Sakai , Futoshi Ichiyanagi , Junji Onozuka , Goji Matsumoto
发明人： Shoichi Sakai , Futoshi Ichiyanagi , Junji Onozuka , Goji Matsumoto
IPC分类号： G01N27/26
CPC分类号： G01N27/4071
摘要： An oxygen concentration detecting element including a base member made of an electrically insulating material, a heater disposed on an outer surface of the base member, the heater being adapted to generate heat upon being energized, and an oxygen detecting unit disposed in an offset position on the outer surface of the base member in which the oxygen detecting unit is prevented from overlapping with the heater, the oxygen detecting unit including a solid electrolyte layer and a pair of electrodes between which the solid electrolyte layer is disposed.
摘要翻译：一种氧浓度检测元件，包括由电绝缘材料制成的基底构件，设置在所述基底构件的外表面上的加热器，所述加热器适于在通电时产生热量;以及氧气检测单元，设置在偏移位置上防止氧检测单元与加热器重叠的基底构件的外表面，氧检测单元包括固体电解质层和设置固体电解质层的一对电极。

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