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1. 发明申请

WO2007077406A3 SHORT STROKE MAGNETIC POSITION SENSOR, IN PARTICULAR FOR MEASURING A STEERING COLUMN TWIST 审中-公开
标题翻译：短行程磁性位置传感器，特别用于测量转向柱扭转
公开(公告)号：WO2007077406A3
公开(公告)日：2007-11-29
申请号：PCT/FR2007050620
申请日：2007-01-08
申请人： MOVING MAGNET TECH MMT , MASSON GERALD , BIWERSI STEPHANE
发明人： MASSON GERALD , BIWERSI STEPHANE
IPC分类号： G01L5/22 , G01L3/10
CPC分类号： G01L3/104
摘要： The invention relates to a position sensor, in particular for detecting a steering column twist consisting of a first magnetic rotoric structure (10) comprising a plurality of radially oriented magnets and a second statoric structure (20) comprising two concentric gear rings (23, 24) extended by radially oriented teeth (25, 26), wherein said rotoric structure (10) is substantially disc-shaped and consists of a ferromagnetic head supporting said plurality of magnets, the statoric structures (22, 24) are provided with interleaving teeth and the inventive position sensor comprises a third collector structure (30) consisting of two flow closing parts (31,32), one of which is fixed, and which define at least one air gap in which at least one magnetosensitive element (50) is arranged.
摘要翻译：位置传感器技术领域本发明涉及一种位置传感器，特别是用于检测由包括多个径向定向的磁体的第一磁性旋转结构（10）和包括两个同心齿轮环（23,24）的第二定子结构（20）组成的转向柱扭转）由径向取向的齿（25,26）延伸，其中所述旋转结构（10）基本上是盘形的并且由支撑所述多个磁体的铁磁头组成，所述定子结构（22,24）设有交错齿并且本发明的位置传感器包括由两个流动闭合部分（31,32）组成的第三收集器结构（30），其中一个流动闭合部分是固定的，并且限定至少一个气隙，其中设置至少一个磁敏元件（50）。

2. 发明申请

WO2011004120A3 MULTI-PERIODIC ABSOLUTE POSITION SENSOR 审中-公开
标题翻译：多周期绝对位置传感器
公开(公告)号：WO2011004120A3
公开(公告)日：2011-12-01
申请号：PCT/FR2010051431
申请日：2010-07-07
申请人： MOVING MAGNET TECH MMT , MASSON GERALD , BIWERSI STEPHANE
发明人： MASSON GERALD , BIWERSI STEPHANE
IPC分类号： G01D5/249 , B62D6/10 , G01B7/30
CPC分类号： G01D5/2492 , B62D6/10 , B62D15/0215 , B62D15/0245 , G01B7/30
摘要： The invention relates to a magnetic position sensor comprising at least one permanent magnet. The invention also relates to a magnetic device for detecting a torque between a first shaft and a second shaft that are connected via a torsion bar. The aim of the invention is to provide a device for determining the multi-periodic absolute position of a magnetized unit. The subject of the invention is therefore a magnetic position sensor (A) comprising at least the following: a magnetized unit (1), a first magnetosensitive probe (2) and a second magnetosensitive probe (3). The second magnetosensitive probe (3) is capable of measuring a number of complete rotations of the magnetic field in an absolute, incremental and reversible manner so as to determine a second datum relating to the position of the magnet (1), whether or not this second magnetosensitive probe (3) is powered. The sensor further includes a module for calculating the absolute position of the magnet (1) on the basis of the first and second data coming from the first and second probes (2, 3) respectively.
摘要翻译：本发明涉及一种包括至少一个永磁体的磁性位置传感器。本发明还涉及用于检测通过扭杆连接的第一轴和第二轴之间的转矩的磁性装置。本发明的目的是提供一种用于确定磁化单元的多周期绝对位置的装置。因此，本发明的目的是至少包括以下的磁性位置传感器（A）：磁化单元（1），第一磁敏探针（2）和第二磁敏探针（3）。第二磁敏探头（3）能够以绝对的，递增的和可逆的方式测量磁场的完整旋转数，以便确定与磁体（1）的位置相关的第二数据，无论这是否第二磁感应探头（3）被供电。传感器还包括用于基于来自第一和第二探针（2,3）的第一和第二数据计算磁体（1）的绝对位置的模块。

3. 发明申请

WO2010034896A2 LINEAR OR ROTARY POSITION SENSOR WITH A PERMANENT MAGNET FOR DETECTING A FERROMAGNETIC TARGET 审中-公开
标题翻译：线性或旋转位置传感器，用于检测光学目标的永久磁铁
公开(公告)号：WO2010034896A2
公开(公告)日：2010-04-01
申请号：PCT/FR2009001078
申请日：2009-09-09
申请人： MOVING MAGNET TECH MMT , FRACHON DIDIER
发明人： FRACHON DIDIER
IPC分类号： G01D5/14 , G01B5/12
CPC分类号： G01D5/147
摘要： The invention relates to a contactless magnetic sensor for measuring the angular or linear movement of a ferromagnetic target. The purpose of the invention is to make a position sensor having reduced dimensions and capable of detecting a piece of position information as soon as the sensor is powered without degrading the performance thereof. To this end, the invention relates to a mobile sensor (4) that comprises at least one permanent magnet (1), at least one ferromagnetic member (2) at least one magnetically sensitive member (3), the permanent magnet having an upper surface opposite the ferromagnetic target (4), wherein the permanent magnet has a substantially cylindrical or parallelepiped shape and comprises a cavity (5), the ferromagnetic member (2) being arranged inside the cavity (5) and the magnetically sensitive member being arranged inside the cavity (5) above the ferromagnetic member (2) and below the upper surface of the magnet (1).
摘要翻译：本发明涉及一种用于测量铁磁性靶的角度或线性运动的非接触式磁传感器。本发明的目的是制造具有减小的尺寸的位置传感器，并且一旦传感器被供电就可以检测位置信息，而不降低其性能。为此，本发明涉及一种移动传感器（4），其包括至少一个永磁体（1），至少一个铁磁部件（2）至少一个磁敏部件（3），该永磁体具有上表面与所述铁磁体（4）相对，其中所述永磁体具有基本上圆柱形或平行六面体形状并且包括空腔（5），所述铁磁构件（2）布置在所述空腔（5）内部，并且所述磁敏构件布置在所述腔在铁磁构件（2）上方并在磁体（1）的上表面下方的空腔（5）。

4. 发明申请

WO2006106240A2 QUICK-ACTION BISTABLE POLARIZED ELECTROMAGNETIC ACTUATOR 审中-公开
标题翻译：快速动作双稳态偏振电磁驱动器
公开(公告)号：WO2006106240A2
公开(公告)日：2006-10-12
申请号：PCT/FR2006000768
申请日：2006-04-06
申请人： MOVING MAGNET TECH MMT , ANDRIEUX GAEL , BIWERSI STEPHANE
发明人： ANDRIEUX GAEL , BIWERSI STEPHANE
CPC分类号： F02D41/20 , F01L9/04 , F02D2041/2079 , H01F7/122 , H01F7/13 , H01F7/14 , H01F7/1646 , H01F2007/1692
摘要： The invention relates to an electromagnetic actuator comprised of a mobile assembly, a fixed ferromagnetic stator assembly, at least one electric field coil, and of at least one permanent magnet, having two stable positions of equilibrium without current at its ends of travel. The invention is characterized in that the mobile assembly has two distinct ferromagnetic armatures placed on both sides of the stator assembly and each forms, together with the stator assembly, at least one magnetic circuit, and is characterized in that the permanent magnet magnetically cooperates with one of the other ferromagnetic mobile parts in a stable position of equilibrium without current at the end of travel.
摘要翻译：本发明涉及一种由移动组件，固定铁磁定子组件，至少一个电场线圈和至少一个永磁体组成的电磁致动器，其在行程末端具有两个稳定的平衡位置而没有电流。本发明的特征在于，移动组件具有放置在定子组件的两侧上的两个不同的铁磁衔铁，每个铁磁衔铁与定子组件一起形成至少一个磁路，并且其特征在于，永磁体与一个磁路的其他铁磁活动部件在行程结束时处于稳定的平衡位置而没有电流。

5. 发明申请

WO2009034270A3 GEAR MOTOR INCLUDING A COMPACT MULTIPLE-PHASE ELECTRIC MOTOR 审中-公开
标题翻译：齿轮电机，包括紧凑型多相电动机
公开(公告)号：WO2009034270A3
公开(公告)日：2009-06-25
申请号：PCT/FR2008001022
申请日：2008-07-11
申请人： MOVING MAGNET TECH MMT , PRUDHAM DANIEL
发明人： PRUDHAM DANIEL
IPC分类号： H02K7/116 , H02K21/16 , H02K29/06
CPC分类号： H02K7/1166 , H02K1/146 , H02K7/1163 , H02K21/14 , H02K2211/03
摘要： The invention relates to a gear motor including a multiple-phase electric motor formed by a stator portion excited by electric coils and by a rotor having N pairs of poles radially magnetised in alternating directions, the stator portion including two angular sectors alpha-1 and alpha-2 with respective radii R1 and R2 comprising wide teeth and narrow teeth radially extending from an annular crown, characterised in that the wide teeth have a width higher than or equal to twice the width of the narrow teeth, in that the notch width is higher than the width of a narrow tooth, in that the angular sector alpha-1 is lower than 220° and includes all the coils, and in that the ratio R1/R2 ranges from 1.2 to 2.
摘要翻译：本发明涉及一种齿轮电动机，其包括由电线圈激励的定子部分和由交替方向径向磁化的N对极的转子形成的多相电动马达，该定子部分包括两个角扇区α-1和α -2，其各自的半径R1和R2包括宽齿和从环形冠径向延伸的窄齿，其特征在于宽齿宽度大于或等于窄齿宽度的两倍，因为切口宽度较高比窄齿的宽度要小，因为角扇区α-1低于220°并且包括所有线圈，并且R1 / R2的比值在1.2到2之间。

6. 发明申请

WO2008071875A3 ROTARY OR LINEAR POSITION SENSOR HAVING AVARIABLE MAGNET PROFILE 审中-公开
标题翻译：具有可变磁铁轮廓的旋转或线性位置传感器
公开(公告)号：WO2008071875A3
公开(公告)日：2008-07-31
申请号：PCT/FR2007001937
申请日：2007-11-26
申请人： MOVING MAGNET TECH MMT , FRACHON DIDIER
发明人： FRACHON DIDIER
IPC分类号： G01D5/14
CPC分类号： G01D5/145
摘要： The invention relates to a magnetic angular or linear sensor including at least one permanent magnet (1) defined in a cylindrical (r, Q & z) or Cartesian (x, y & z) coordinate system and at least two magneto-sensitive elements (2 and 3), in which the magnet (1) can move in relation to said two magneto-sensitive elements (2 and 3). The invention is characterised in that at least one dimension of the magnet (1) varies as a non-constant function and in that the magnetisation of the magnets (1) is oriented in a single direction, i.e. x, y or z in the case of a magnet defined in a Cartesian coordinate system or r, Q or z in the case of a magnet defined in a cylindrical coordinate system.
摘要翻译：本发明涉及一种磁性角度或线性传感器，其包括限定在圆柱形（r，Q＆z）或笛卡尔（x，y＆z）坐标系中的至少一个永磁体（1）和至少两个磁敏元件磁体（1）可相对于所述两个磁敏元件（2和3）移动。本发明的特征在于，磁体（1）的至少一个尺寸作为非常数函数而变化，并且磁体（1）的磁化在单一方向上定向，即在该情况下的x，y或z 在圆柱坐标系中限定的磁体的情况下，以笛卡尔坐标系定义的磁体或r，Q或z。

7. 发明申请

WO2009101270A3 ANGULAR OR LINEAR MAGNETIC POSITION SENSOR NOT SENSITIVE TO EXTERNAL FIELDS 审中-公开
标题翻译：直角或直线磁性位置传感器对外界不敏感
公开(公告)号：WO2009101270A3
公开(公告)日：2009-10-22
申请号：PCT/FR2008001626
申请日：2008-11-20
申请人： MOVING MAGNET TECH MMT , MASSON GERALD , JERANCE NIKOLA , FRACHON DIDIER , ARLOT RICHARD , DORGE THIERRY
发明人： MASSON GERALD , JERANCE NIKOLA , FRACHON DIDIER , ARLOT RICHARD , DORGE THIERRY
IPC分类号： G01D5/14
CPC分类号： G01D5/145
摘要： The invention relates to an angular or linear magnetic position sensor that comprises a mobile member including at least one magnet (1) having a magnetisation direction that varies linearly along the movement direction of the magnet in a surface defined by said movement direction and in a normal direction, at least four magneto-sensitive elements (2, 3 and 4, 5) and at least one processing circuit (6) providing a signal based on the absolute position of the mobile member, characterised in that a first set of magneto-sensitive elements (2, 3) and (4, 5) are located at a same point, the first couple of magneto-sensitive elements (2, 3) being spatially offset from a second couple of magneto-sensitive elements (4, 5) along the movement direction, and in that the magneto-sensitive elements (3 and 5) measure the tangential component of the magnetic field while the magneto-sensitive elements (2 and 4) measure the normal component of the magnetic field in order to provide, after algebraic combination of the components taken in pairs, two sinusoidal signals substantially having an electrical phase shift of 90°.
摘要翻译：本发明涉及一种角度或线性磁性位置传感器，其包括可移动构件，该移动构件包括至少一个磁体（1），该磁体沿着由所述移动方向限定的表面沿着磁体的移动方向线性变化，方向，至少四个磁敏元件（2,3,4,5）和至少一个处理电路（6），其基于所述移动元件的绝对位置提供信号，其特征在于，第一组磁敏感元件元件（2,3）和（4,5）位于同一点，所述第一对磁敏元件（2,3）沿着第二对感应元件（4,5）空间偏移移动方向，以及磁敏元件（3和5）测量磁场的切向分量，而磁敏元件（2和4）测量磁场的正常分量，以便在代数梳成对采取成分的两个正弦信号基本上具有90°的电相移。

8. 发明申请

WO2009047401A3 NON-CONTACT MULTI-TURN ABSOLUTE POSITION MAGNETIC SENSOR COMPRISING A THROUGH-SHAFT 审中-公开
标题翻译：非接触式多重位置磁阻传感器，包括一根轴
公开(公告)号：WO2009047401A3
公开(公告)日：2009-08-20
申请号：PCT/FR2008001093
申请日：2008-07-23
申请人： MOVING MAGNET TECH MMT , RONNAT YANNICK , MASSON GERALD
发明人： RONNAT YANNICK , MASSON GERALD
IPC分类号： G01D5/245 , B62D15/02 , G01D5/14
CPC分类号： G01D5/2458 , B62D1/00 , B62D15/0245 , B62D21/00 , B62D47/00
摘要： The invention relates to an absolute position magnetic sensor for measuring the angular position, on a theta course, of a shaft passing through said sensor and comprising at least two systems for detecting the position of the shaft. Said invention is characterised in that: at least one of the detection systems generates a signal according to a "periodical" function of the theta/n period giving the periodical angular position of said shaft; at least one of the detection systems generates an absolute signal on a theta course of the shaft; and theta and n fit the equation: * theta/n = 360 * n > 1.
摘要翻译：本发明涉及一种绝对位置磁传感器，用于测量通过所述传感器的轴在θ方向上的角位置，并且包括至少两个用于检测轴的位置的系统。所述发明的特征在于：至少一个检测系统根据θ/ n周期的“周期性”功能产生信号，给出所述轴的周期性角位置; 所述检测系统中的至少一个在所述轴的θ方向上产生绝对信号; θ和n适合等式：* theta / n = 360 * n> 1。

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