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    • 1. 发明专利
    • Kernlose elektrische Maschine
    • DE112018000592T5
    • 2019-11-21
    • DE112018000592
    • 2018-01-16
    • TAKEUCHI KESATOSHI
    • TAKEUCHI KESATOSHI
    • H02K3/04H02K3/47H02K21/14H02K23/58
    • Es ist eine Ausbildung vorgesehen, die den Magnetspulen entsprechender Phasen erlaubt, sich in einer Entfernung, die immer konstant gehalten wird, von einem Permanentmagneten zu befinden. Jede der Magnetspulen ist als eine konzentrierte Wickelspule mit einem Luftkern, der ein oberes Basisteil, ein unteres Basisteil und zwei Schenkelteile aufweist, ausgebildet. Eine Spulenanordnung weist eine Struktur auf, in der das obere Basisteil einer jeden Magnetspule im Luftkernbereich einer anderen der Magnetspulen, die benachbart zu jeder der Magnetspulen an einer Seite des oberen Basisteils liegt, beherbergt ist, und das obere Basisteil und die Schenkelteile einer jeden Magnetspule sind in eine Kreisrichtung mit entsprechend denen des oberen Basisteils und der Schenkelteile einer weiteren anderen der Magnetspulen, die benachbart zu jeder der Magnetspulen an der Seite des unteren Basisteils liegt, gerichtet, ohne die Entsprechenden des oberen Basisteils und der Schenkelteile der weiteren anderen Magnetspule in einer radialen Richtung zu überlagern.
    • 3. 发明申请
    • SINGLE-PHASE BRUSHLESS MOTOR
    • 单相无刷电机
    • WO2008023779A3
    • 2008-04-10
    • PCT/JP2007066404
    • 2007-08-17
    • SEIKO EPSON CORPTAKEUCHI KESATOSHISUGIMOTO MAMORU
    • TAKEUCHI KESATOSHISUGIMOTO MAMORU
    • H02K29/03
    • H02K29/08H02K29/03H02P6/182H02P6/22H02P6/24H02P6/26
    • The single-phase brushless motor according to one aspect of the present invention includes a coil array having a plurality of magnetic coils 11 -14; a magnet array having a plurality of permanent magnets 31 -34; a magnetic sensor 40 for detecting relative position of the magnet array and the coil array; and a drive control circuit that, utilizing the output signal SSA of the magnetic sensor, generates application voltage for driving the coil array with a single-phase drive signal. The coil array includes a magnetic member 20. This magnetic member 20 is constituted such that, with the single-phase brushless motor at a stop, the centers of the permanent magnets 31 -34 come to a stop at locations offsetted from the centers of the magnetic coils 11 -14, due to attraction of the magnetic member 20 by the magnet array.
    • 根据本发明的一个方面的单相无刷电机包括具有多个磁线圈11-14的线圈阵列; 具有多个永磁体31-34的磁体阵列; 磁性传感器40,用于检测磁体阵列和线圈阵列的相对位置; 以及利用磁传感器的输出信号SSA生成用于以单相驱动信号驱动线圈阵列的施加电压的驱动控制电路。 线圈阵列包括磁性构件20.该磁性构件20被构造成使得在单相无刷电动机停止的情况下,永磁体31-34的中心在偏离中心的位置处停止 由于磁体阵列引起的磁性部件20的吸引,磁性线圈11-14被释放。
    • 5. 发明申请
    • ELECTRIC MOTOR, DRIVE SYSTEM EMPLOYING MULTIPLE ELECTRIC MOTORS, AND METHOD FOR CONTROLLING THE SAME
    • 电动机,使用多电动机的驱动系统以及控制该电动机的方法
    • WO2008007510A2
    • 2008-01-17
    • PCT/JP2007061953
    • 2007-06-07
    • SEIKO EPSON CORPTAKEUCHI KESATOSHI
    • TAKEUCHI KESATOSHI
    • H02P6/16
    • H02P5/00H02P6/006
    • The motor according to one aspect of the present invention has an output waveform correcting unit for correcting the waveform of the output signal of a magnetic sensor during operation of the electric motor. ID codes for identification purposes are assigned respectively to a plurality of magnetic sensors. The output waveform correcting unit receives, from an external device, output waveform correction values for the magnetic sensors together with the ID codes, and stores the output waveform correction values for the magnetic sensors in memory. The drive system according to another aspect of the present invention has a plurality of electric motors, and a system controller connected to the plurality of motors via a shared communication line. Each electric motor has an identification code register that stores an identification code for identifying each electric motor. The system controller has an individual control mode in which operation of individual motors is controlled by transmitting commands to individual electric motors together with identification codes via the shared communication line.
    • 根据本发明的一个方面的电动机具有输出波形校正单元,用于在电动机的操作期间校正磁传感器的输出信号的波形。 用于识别目的的ID码分别分配给多个磁性传感器。 输出波形校正单元从外部设备接收磁传感器的输出波形校正值以及ID码,并将磁传感器的输出波形校正值存储在存储器中。 根据本发明另一方面的驱动系统具有多个电动机以及经由共享通信线路连接到多个电动机的系统控制器。 每个电动机具有识别码寄存器,其存储用于识别每个电动机的识别码。 系统控制器具有独立控制模式,其中通过经由共享通信线路将识别码与各个电动机一起发送命令来控制各个电动机的操作。
    • 10. 发明申请
    • MAGNETIC BEARING DEVICE
    • 磁力轴承装置
    • WO2004022988B1
    • 2004-05-21
    • PCT/JP0311262
    • 2003-09-03
    • SEIKO EPSON CORPTAKEUCHI KESATOSHI
    • TAKEUCHI KESATOSHI
    • F16C32/04F16C39/06H02K7/09
    • F16C32/0429
    • A magnetic bearing device has a rotating bearing (20) fixed to a rotating shaft (10) and a fixed bearing (30) supporting the rotating bearing (20) without contact. The rotating bearing (20) is made from a permanent magnet with a convex-shaped cross section shaped by a convex portion formed on the magnet toward a thrust direction of the rotating shaft (10). The fixed bearing (30) is made from a permanent magnet with a concave-shaped cross section, which magnet has in it a concave portion fittable on the convex portion, and has in the concave portion a through-hole (35) through which the rotating shaft (10) is inserted. The rotating shaft (10) is supported without contact by a magnetic repelling force acting between the rotating bearing (20) and the fixed bearing (30). The magnetic repelling force acts when the convex portion of the rotating bearing (20) is positioned so as to be opposed to the concave portion of the fixed bearing (30) such that the convex portion is fitted in the concave portion with a minute gap between them.
    • 磁轴承装置具有固定在旋转轴(10)上的旋转轴承(20)和支承旋转轴承(20)而没有接触的固定轴承(30)。 旋转轴承(20)由永磁体制成,该永磁体具有凸形截面,该凸形形状由形成在磁体上的凸部朝向旋转轴(10)的推力方向形成。 固定轴承(30)由具有凹状横截面的永磁体制成,该磁铁具有可配合在凸部上的凹部,在凹部具有通孔(35),通孔 旋转轴(10)插入。 旋转轴(10)通过作用在旋转轴承(20)和固定轴承(30)之间的磁排斥力而被支撑而不接触。 当旋转轴承(20)的凸部定位成与固定轴承(30)的凹部相对配置时,排斥力作用,使得凸部嵌合在凹部中,其间的微小间隙 他们。