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公开(公告)号：EP0916953B1
公开(公告)日：2004-10-13
申请号：EP98650069.2
申请日：1998-11-06
发明人： Gotoh, Akihiro , Ito, Tomoaki , Oyama, Shoji
CPC分类号： G01P3/488
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公开(公告)号：EP2703784A3
公开(公告)日：2015-12-23
申请号：EP13004321.9
申请日：2013-09-03
发明人： Oyama, Shoji
CPC分类号： G01B7/30 , G01D5/2013 , G01D5/245 , G01P3/487
摘要： A rotation detecting device includes rotation detecting device includes a first supporting member and a second supporting member disposed around an axial line. The rotation detecting device further includes a pair of magnetic field generating portions for generating a magnetic field in a region between the first supporting member and the second supporting member. The rotation detecting device further includes at least one magnetic field detecting portion attached to the second supporting member for detecting the magnetic field. The rotation detecting device further includes a first magnetic member for covering one end portion of the magnetic field detecting portion and a second magnetic member for covering the other end portion of the magnetic field detecting portion.
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公开(公告)号：EP0987821A3
公开(公告)日：2000-07-19
申请号：EP99650079.9
申请日：1999-09-15
发明人： Gotoh, Akihiro , Abe, Masanori , Oyama, Shoji , Ito, Tomoaki , Tanaka, Masami , Kubota, Tadashi , Masuzaki, Yasuhiro , Uchiyama, Osamu
IPC分类号： H03K17/95
CPC分类号： H03K17/9515
摘要： A pulse signal generator comprising a magnetic element able (1) to cause a large Barkhausen jump; a detection member (2) for detecting a magnetic change in the magnetic element to generate a pulse signal; and a pair of magnets (3, 4) provided on both sides of the magnetic element such that their poles (3A, 4A) are opposed to each other so that when an object (5A) passes a pair of poles (3A, 4A) on one end of the magnets, a magnetic field applied to the magnetic element changes, causing a large Barkhausen jump in the magnetic element, thus causing the detection member to generate a pulse signal.
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公开(公告)号：EP0916953A1
公开(公告)日：1999-05-19
申请号：EP98650069.2
申请日：1998-11-06
发明人： Gotoh, Akihiro , Ito, Tomoaki , Oyama, Shoji
CPC分类号： G01P3/488
摘要： A pulse signal generator comprises a magnetic element (1) capable of causing a large Barkhausen jump; a detector (2) provided relative to the magnetic element; a magnetic field generator (3) provided in vicinity of the magnetic element for applying a biasing magnetic field to the magnetic element for making a predetermined magnetization; and a magnetic circuit forming unit (4) provided in vicinity of the magnetic element for applying a main magnetic field to the magnetic element for causing a large Barkhausen jump in the magnetic element. The magnetic field generator is provided with magnetic field concentration means (32A) for concentrating the biasing magnetic field upon the magnetic element and the magnetic field adjusting means (74) for adjusting an intensity of the biasing magnetic field upon the magnetic element.
摘要翻译： 脉冲信号发生器包括能够引起大的巴克豪森跳跃的磁性元件（1）; 相对于所述磁性元件设置的检测器（2）; 设置在所述磁性元件附近的磁场发生器（3），用于向所述磁性元件施加偏置磁场以进行预定的磁化; 以及设置在所述磁性元件附近的用于向所述磁性元件施加主磁场以在所述磁性元件中引起大的巴克豪森跳跃的磁路形成单元（4）。 磁场发生器设置有用于将偏置磁场集中在磁性元件上的磁场集中装置（32A）和用于调节磁性元件上的偏置磁场强度的磁场调节装置（74）。
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5.发明公开
公开(公告)号：EP0909962A2
公开(公告)日：1999-04-21
申请号：EP98650062.7
申请日：1998-09-11
CPC分类号： H03K17/9515 , G01D5/2013 , G01P3/488 , G01V3/08
摘要： A pulse signal generator comprises a magnetic element (1) capable of causing a large Barkhausen jump, a detector (2) provided in relation to the magnetic element, a magnetic field source (3) provided in the vicinity of the magnetic element to produce a biasing magnetic field which causes a predetermined magnetization of the magnetic element, and a magnetic circuit forming member (4) provided in the vicinity of the magnetic element to produce a main magnetic field which cause a large Barkhausen jump in the magnetic element such that movement of the object to be detected (10) changes the main magnetic field of the magnetic circuit forming member thereby causing a large Barkhausen jump to provide a pulse signal.
摘要翻译： 脉冲信号发生器包括能够引起大的巴克豪森跳跃的磁性元件（1），相对于磁性元件设置的检测器（2），设置在磁性元件附近的磁场源（3），以产生 引起磁性元件的预定磁化的偏置磁场，以及设置在磁性元件附近的磁路形成部件（4），以产生使磁性元件中的大的巴克豪森跳跃的主磁场，使得磁性元件的运动 要检测的物体（10）改变磁路形成构件的主磁场，从而引起大的巴克豪森跳跃以提供脉冲信号。
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公开(公告)号：EP2703784B1
公开(公告)日：2016-12-21
申请号：EP13004321.9
申请日：2013-09-03
发明人： Oyama, Shoji
CPC分类号： G01B7/30 , G01D5/2013 , G01D5/245 , G01P3/487
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公开(公告)号：EP0987821A2
公开(公告)日：2000-03-22
申请号：EP99650079.9
申请日：1999-09-15
发明人： Gotoh, Akihiro , Abe, Masanori , Oyama, Shoji , Ito, Tomoaki , Tanaka, Masami , Kubota, Tadashi , Masuzaki, Yasuhiro , Uchiyama, Osamu
IPC分类号： H03K17/95
CPC分类号： H03K17/9515
摘要： A pulse signal generator comprising a magnetic element able (1) to cause a large Barkhausen jump; a detection member (2) for detecting a magnetic change in the magnetic element to generate a pulse signal; and a pair of magnets (3, 4) provided on both sides of the magnetic element such that their poles (3A, 4A) are opposed to each other so that when an object (5A) passes a pair of poles (3A, 4A) on one end of the magnets, a magnetic field applied to the magnetic element changes, causing a large Barkhausen jump in the magnetic element, thus causing the detection member to generate a pulse signal.
摘要翻译： 一种脉冲信号发生器，其包括能够（1）引起大的巴克豪森跳变的磁性元件; 检测部件（2），用于检测磁性元件中的磁性变化以产生脉冲信号; 以及一对设置在磁性元件两侧的磁体（3,4），使得它们的极（3A，4A）彼此相对，从而当物体（5A）通过一对极（3A，4A）时， 在磁体的一端，施加到磁性元件的磁场改变，在磁性元件中引起大的巴克豪森跳变，由此使得检测构件产生脉冲信号。
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公开(公告)号：EP2703784A2
公开(公告)日：2014-03-05
申请号：EP13004321.9
申请日：2013-09-03
发明人： Oyama, Shoji
CPC分类号： G01B7/30 , G01D5/2013 , G01D5/245 , G01P3/487
摘要： A rotation detecting device includes rotation detecting device includes a first supporting member and a second supporting member disposed around an axial line. The rotation detecting device further includes a pair of magnetic field generating portions for generating a magnetic field in a region between the first supporting member and the second supporting member. The rotation detecting device further includes at least one magnetic field detecting portion attached to the second supporting member for detecting the magnetic field. The rotation detecting device further includes a first magnetic member for covering one end portion of the magnetic field detecting portion and a second magnetic member for covering the other end portion of the magnetic field detecting portion.
摘要翻译： 旋转检测装置包括旋转检测装置，包括第一支撑构件和围绕轴线设置的第二支撑构件。 旋转检测装置还包括一对磁场产生部分，用于在第一支撑构件和第二支撑构件之间的区域中产生磁场。 旋转检测装置还包括附接到第二支撑构件的至少一个磁场检测部分，用于检测磁场。 旋转检测装置还包括用于覆盖磁场检测部分的一个端部的第一磁性部件和用于覆盖磁场检测部分的另一个端部的第二磁性部件。
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公开(公告)号：EP0909962B1
公开(公告)日：2004-01-07
申请号：EP98650062.7
申请日：1998-09-11
CPC分类号： H03K17/9515 , G01D5/2013 , G01P3/488 , G01V3/08
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公开(公告)号：EP0909962A3
公开(公告)日：1999-08-11
申请号：EP98650062.7
申请日：1998-09-11
CPC分类号： H03K17/9515 , G01D5/2013 , G01P3/488 , G01V3/08
摘要： A pulse signal generator comprises a magnetic element (1) capable of causing a large Barkhausen jump, a detector (2) provided in relation to the magnetic element, a magnetic field source (3) provided in the vicinity of the magnetic element to produce a biasing magnetic field which causes a predetermined magnetization of the magnetic element, and a magnetic circuit forming member (4) provided in the vicinity of the magnetic element to produce a main magnetic field which cause a large Barkhausen jump in the magnetic element such that movement of the object to be detected (10) changes the main magnetic field of the magnetic circuit forming member thereby causing a large Barkhausen jump to provide a pulse signal.
摘要翻译： 脉冲信号发生器包括能够引起大巴克豪森跳变的磁性元件（1），相对于磁性元件提供的检测器（2），设置在磁性元件附近的磁场源（3）以产生 产生磁性元件的预定磁化的偏磁磁场和设置在磁性元件附近的磁路形成部件（4），以产生导致磁性元件中的大巴克豪森跳变的主磁场， 待检测物体（10）改变磁路形成构件的主磁场，由此导致大巴克豪森跳变以提供脉冲信号。
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