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1. 发明申请

US20080168845A1 ROTATION SENSOR MOUNTED ON A SHAFT 失效
标题翻译：旋转传感器安装在轴上
公开(公告)号：US20080168845A1
公开(公告)日：2008-07-17
申请号：US12043346
申请日：2008-03-06
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/00
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

2. 发明申请

US20070017305A1 Rotation sensor mounted on a shaft 失效
标题翻译：旋转传感器安装在轴上
公开(公告)号：US20070017305A1
公开(公告)日：2007-01-25
申请号：US11525679
申请日：2006-09-22
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/00
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

3. 发明申请

US20050247140A1 Rotation sensor 有权
标题翻译：旋转传感器
公开(公告)号：US20050247140A1
公开(公告)日：2005-11-10
申请号：US11185326
申请日：2005-07-20
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/10 , H02P1/18
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

4. 发明授权

US08001851B2 Rotation sensor mounted on a shaft 失效
标题翻译：旋转传感器安装在轴上
公开(公告)号：US08001851B2
公开(公告)日：2011-08-23
申请号：US12043346
申请日：2008-03-06
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/02
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

5. 发明授权

US07360459B2 Rotation sensor mounted on a shaft 失效
标题翻译：旋转传感器安装在轴上
公开(公告)号：US07360459B2
公开(公告)日：2008-04-22
申请号：US11525679
申请日：2006-09-22
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/02
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

6. 发明授权

US07121153B2 Rotation sensor mounted on a shaft 有权
标题翻译：旋转传感器安装在轴上
公开(公告)号：US07121153B2
公开(公告)日：2006-10-17
申请号：US11185326
申请日：2005-07-20
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/02
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.
摘要翻译：旋转传感器包括由磁性材料构成的第一转子，其外表面具有沿旋转轴线的方向设置在两个层次上的第一导电层，以及设置在第一导电层之外和第一导电层之间的第二导电层，具有对应于第一转子的第一导电层的金属构件的第二转子和具有固定铁芯体的固定铁芯，其中容纳有在旋转轴线方向上彼此间隔开的两个励磁线圈。第二转子设置在安装到第一轴的第一转子和固定到固定构件的固定芯之间，并且安装到可相对于第一轴旋转的第二轴。

7. 发明授权

US06925893B2 Rotation sensor 失效
公开(公告)号：US06925893B2
公开(公告)日：2005-08-09
申请号：US10246656
申请日：2002-09-17
申请人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
发明人： Fumihiko Abe , Kengo Tanaka , Dongzhi Jin , Kazuhiko Matsuzaki , Tsuyoshi Nakamoto , Masakazu Matsui , Hideharu Yonehara , Tomotaka Watanabe , Kosuke Yamawaki , Takahiro Ueno
IPC分类号： G01L3/10 , G01L3/02
CPC分类号： G01L3/105 , G01D5/2053
摘要： A rotation sensor includes a first rotor constituted by a magnetic material and having an outer face that has first conductive layers disposed in two levels as viewed in the direction of a rotation axis and second conductive layers disposed outwardly of and between the first conductive layers, a second rotor having metal members corresponding to the first conductive layers of the first rotor, and a stationary core having a stationary core body that accommodates therein two exciting coils that are spaced from each other in the direction of the rotation axis. The second rotor is disposed between the first rotor mounted to a first shaft and the stationary core fixed to a stationary member, and is mounted to a second shaft which is rotatable relative to the first shaft.

8. 发明授权

US06860159B2 Rotation sensor 失效
标题翻译：旋转传感器
公开(公告)号：US06860159B2
公开(公告)日：2005-03-01
申请号：US10029540
申请日：2001-12-20
申请人： Dongzhi Jin , Fumihiko Abe , Masahiro Hasegawa , Tsuyoshi Nakamoto , Kengo Tanaka , Kazuhiko Matsuzaki , Kosuke Yamawaki
发明人： Dongzhi Jin , Fumihiko Abe , Masahiro Hasegawa , Tsuyoshi Nakamoto , Kengo Tanaka , Kazuhiko Matsuzaki , Kosuke Yamawaki
IPC分类号： G01D5/20 , G01L3/12 , G01L3/14
CPC分类号： G01D5/2013
摘要： The rotation sensor (10) has a cylindrical first rotor (11) made of an insulating magnetic material, having conductor layers (11a) arranged circumferentially, the first rotor being attached to a rotating first shaft (5a) at a predetermined axial position; a fixed core (12) having an exciting coil (12b), the core being fixed to a fixing member with a space secured in the axial direction with respect to the first shaft; a second rotor (13) having nonmagnetic metal bodies (13b) arranged circumferentially to oppose the conductor layers respectively, the second rotor being attached to a second shaft located adjacent to and rotating relative to the first shaft (5a) and being located between the first rotor (11) and the fixed core (12); and oscillating device connected to the exciting coil (12b), the oscillating device transmitting an oscillation signal of a specific frequency. The rotation sensor has rotation guides (11c,13c) for guiding rotation of the first and second rotors (11,13) respectively with respect to the fixed core (12).
摘要翻译：旋转传感器（10）具有由绝缘磁性材料构成的圆筒状的第一转子（11），具有沿周向配置的导体层（11a），第一转子在预定的轴向位置安装在旋转的第一轴（5a）上; 具有励磁线圈（12b）的固定铁心（12），所述铁芯固定在相对于所述第一轴在轴向固定的空间的固定部件上; 具有分别与导体层相对设置的非磁性金属体（13b）的第二转子（13），所述第二转子附接到相对于所述第一轴（5a）相邻并且相对于所述第一轴（5a）旋转的第二轴，并且位于所述第一转子转子（11）和固定铁心（12）; 以及连接到所述励磁线圈（12b）的振荡装置，所述振荡装置发送特定频率的振荡信号。旋转传感器具有用于相对于固定铁心（12）分别引导第一和第二转子（11,13）的旋转的旋转引导件（11c，13c）。

9. 发明授权

US07304292B2 Displacement sensor having a phase variation of an impedance 失效
标题翻译：具有阻抗相位变化的位移传感器
公开(公告)号：US07304292B2
公开(公告)日：2007-12-04
申请号：US11188602
申请日：2005-07-25
申请人： Tsuyoshi Nakamoto , Norihisa Shibayama , Masakazu Matsui , Kazuhiko Matsuzaki
发明人： Tsuyoshi Nakamoto , Norihisa Shibayama , Masakazu Matsui , Kazuhiko Matsuzaki
IPC分类号： H01J40/14
CPC分类号： G01D3/036 , G01D5/2013
摘要： A displacement sensor comprising: a detecting portion including a coil arranged in such manner that a relative position to a magnetic response substance varies in correspondence to a displacement of an object to be measured; an oscillating circuit to supply an alternating-current signal with a prescribed frequency to the detecting portion; an externally attached circuit connected to the detecting portion; and a displacement detecting means to detect the displacement of the object to be measured based on an amount of phase variation of an impedance in the detecting portion and the externally attached circuit, wherein parameters of the externally attached circuit are set in such manner that the amount of the phase variation by the displacement becomes larger than the amount of the phase variation by temperature variation.
摘要翻译： 1.一种位移传感器，包括：检测部，其包括线圈，所述线圈以使得与磁性响应物质的相对位置对应于待测量物体的位移而变化的方式布置; 振荡电路，用于向所述检测部分提供具有规定频率的交流信号; 连接到检测部分的外部附接电路; 以及位移检测装置，用于基于检测部分和外部附接电路中的阻抗的相位变化量来检测被测量物体的位移，其中外部附加电路的参数被设定为使得量通过位移的相位变化大于通过温度变化的相位变化量。

10. 发明申请

US20060022125A1 Displacement sensor 失效
标题翻译：位移传感器
公开(公告)号：US20060022125A1
公开(公告)日：2006-02-02
申请号：US11188602
申请日：2005-07-25
申请人： Tsuyoshi Nakamoto , Norihisa Shibayama , Masakazu Matsui , Kazuhiko Matsuzaki
发明人： Tsuyoshi Nakamoto , Norihisa Shibayama , Masakazu Matsui , Kazuhiko Matsuzaki
IPC分类号： G01D5/34
CPC分类号： G01D3/036 , G01D5/2013
摘要： A displacement sensor comprising: a detecting portion including a coil arranged in such manner that a relative position to a magnetic response substance varies in correspondence to a displacement of an object to be measured; an oscillating circuit to supply an alternating-current signal with a prescribed frequency to the detecting portion; an externally attached circuit connected to the detecting portion; and a displacement detecting means to detect the displacement of the object to be measured based on an amount of phase variation of an impedance in the detecting portion and the externally attached circuit, wherein parameters of the externally attached circuit are set in such manner that the amount of the phase variation by the displacement becomes larger than the amount of the phase variation by temperature variation.
摘要翻译： 1.一种位移传感器，包括：检测部，其包括线圈，所述线圈以使得与磁性响应物质的相对位置对应于待测量物体的位移而变化的方式布置; 振荡电路，用于向所述检测部分提供具有规定频率的交流信号; 连接到检测部分的外部附接电路; 以及位移检测装置，用于基于检测部分和外部附接电路中的阻抗的相位变化量来检测被测量物体的位移，其中外部附加电路的参数被设定为使得量通过位移的相位变化大于通过温度变化的相位变化量。

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