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    • 1. 发明授权
    • Valve device
    • 阀门装置
    • US06488259B1
    • 2002-12-03
    • US09629920
    • 2000-07-31
    • Youichi FujitaOsamu YatsukiToshihiko MiyakeSotsuo MiyoshiYuji Nakahara
    • Youichi FujitaOsamu YatsukiToshihiko MiyakeSotsuo MiyoshiYuji Nakahara
    • F16K3102
    • H02K7/06F02M26/54F02M26/67F16K31/04
    • A valve device comprising a stator 22 having a predetermined number of coils arranged with substantially equal intervals in peripheral directions of a stator core, a rotor having a plurality of permanent magnet magnetic poles 29 at positions corresponding to the coils on an outer peripheral surface of the stator 22, a current carrying means 37 commutating a direct current supplied from a power source through the rotor 28 and applying the current to the coils of the stator 22, a shaft member located in a center of the rotor 28 and being movable in a direction of the shaft in response to rotation of the rotor 28, and a valve member 45 opening and closing by movement of the shaft member 30 for providing excellent responsiveness of valve opening and closing operations.
    • 一种阀装置,其特征在于,具有定子22,所述定子22具有在定子铁芯的圆周方向上具有大致相等间隔排列的预定数量的线圈,转子在与所述线圈的外周面上的线圈对应的位置具有多个永久磁铁磁极29 定子22是将来自电源的直流通过转子28整流并将电流施加到定子22的线圈的电流承载装置37,位于转子28的中心的轴构件, 以及通过轴构件30的运动而打开和关闭的阀构件45,以提供阀打开和关闭操作的优异响应性。
    • 3. 发明授权
    • Direct current motor
    • 直流电机
    • US06396175B2
    • 2002-05-28
    • US09906069
    • 2001-07-17
    • Youichi FujitaSotsuo MiyoshiToshihiko MiyakeSatoshi Kawamura
    • Youichi FujitaSotsuo MiyoshiToshihiko MiyakeSatoshi Kawamura
    • H02K1100
    • H02K23/62H01R39/06H01R39/64H02K11/026
    • A direct current motor according to the present invention is provided with a stator 2 in which coils 4 corresponding to N phases are arranged almost at equal intervals in a circle-circumferential direction of stator cores 3, a rotor 8 in which a plurality of permanent magnets 9 are respectively arranged at positions corresponding to the coils 4 of the stator 2, and a current carrying device, having a commutator 11, for commutating direct current supplied from a power source to N-phase current in cooperation with the rotor 8 and carrying the N-phase current to each coil of the stator 2. In the internal space of the current carrying device, a plurality of noise eliminating members 23 connected with a plurality of brush holding plates corresponding to the coil phases are arranged.
    • 根据本发明的直流电动机设置有定子2,其中对应于N相的线圈4在定子铁芯3的圆周方向上几乎以相等的间隔布置,转子8,其中多个永磁体 9分别布置在与定子2的线圈4相对应的位置处,以及载流装置,具有换向器11,用于将从电源提供的直流转换成与转子8协作的N相电流,并携带 N相电流到定子2的每个线圈。在载流装置的内部空间中,布置有与线圈相对应的多个电刷保持板连接的多个消声构件23。
    • 10. 发明申请
    • DIRECT-CURRENT MOTOR
    • 直流电动机
    • US20100060094A1
    • 2010-03-11
    • US12516400
    • 2007-11-26
    • Masayuki YokoyamaYouichi FujitaSotsuo MiyoshiNaohiro Oketani
    • Masayuki YokoyamaYouichi FujitaSotsuo MiyoshiNaohiro Oketani
    • H02K5/173
    • H02K5/1672H02K5/1732H02K7/083
    • [PROBLEMS] To provide a DC motor in which the rattling and the axial deviation of a rotor are restrained without increasing the axial dimension of the motor.[MEANS FOR SOLVING THE PROBLEMS] This DC motor comprises a stator (2) on which coils (4) are provided, a rotor (8) so disposed as to be opposed to the inner periphery of the stator (2) and having magnetic poles, a current-carrying part provided at one end of the rotor (8) and transferring the current fed from a power supply to the coils (4) of the stator (2), a sleeve bearing (6) holding the rotor (8), and a ball bearing (7) holding the rotor (8) and having a load-carrying capacity larger than that of the sleeve bearing (6). The outer ring of the ball bearing (7) is positioned by the stator (2), and the inner ring of the ball bearing (7) is positioned by the rotor (8).
    • [问题]提供一种直流电动机,其中转子的咔嗒声和轴向偏离被限制,而不增加电动机的轴向尺寸。 用于解决问题的手段该直流电动机包括设置有线圈(4)的定子(2),与定子(2)的内周对置配置的转子(8),具有磁极 ,设置在转子(8)的一端并将从电源供给的电流传递到定子(2)的线圈(4)的载流部分,保持转子(8)的套筒轴承(6) 以及保持转子(8)并且承载能力大于套筒轴承(6)的承载能力的滚珠轴承(7)。 滚珠轴承(7)的外圈由定子(2)定位,滚珠轴承(7)的内圈由转子(8)定位。