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    • 36. 发明授权
    • Automotive alternator
    • 汽车交流发电机
    • US06740995B2
    • 2004-05-25
    • US09881090
    • 2001-06-15
    • Atsushi OohashiYoshihito Asao
    • Atsushi OohashiYoshihito Asao
    • H02K900
    • H02K5/225H02K5/141H02K9/06H02K11/046H02K19/36H02K19/365
    • An automotive alternator is provided wherein surface area of a heat dissipating plate of a rectifier is enlarged, cooling characteristics of the rectifier and brush are improved, and performance and durability may be improved. The automotive alternator including a case 3 having a plurality of intake holes E, G and provided with a rotor 6, a stator 8, a rectifier 12, a regulator 14, a brush 10 and a connector 22, cooling air drawn in from intake holes E, G by operation of a fan cooling the rectifier 12 and further ventilating coil ends 19, wherein, the regulator 14 and the brush 10 are disposed so as to overlap in an axial direction, and center lines of the regulator 14, the brush 10, and the connector 22 are disposed on an approximately same plane extending in a radial direction, the rectifier 12 is disposed approximately line symmetrical to the same plane, and the plurality of intake holes E, G are formed in the case 3 at a position corresponding to the rectifier 12.
    • 提供了一种汽车交流发电机,其中整流器的散热板的表面面积增大,整流器和电刷的冷却特性得到改善,并且性能和耐久性可以提高。 车辆用交流发电机包括具有多个进气孔E,G并具有转子6,定子8,整流器12,调节器14,电刷10和连接器22的壳体3,从进气孔 E,G通过冷却整流器12并进一步通风线圈端19的风扇的操作,其中调节器14和电刷10被设置成在轴向方向上重叠,调节器14的中心线,电刷10 并且连接器22设置在沿径向延伸的大致相同的平面上,整流器12被设置为大致对称于同一平面的线,并且多个进气孔E,G在对应的位置形成在壳体3中 到整流器12。
    • 37. 发明授权
    • Automotive alternator
    • 汽车交流发电机
    • US06713928B2
    • 2004-03-30
    • US09993688
    • 2001-11-27
    • Takushi TakizawaAtsushi OohashiYoshihito Asao
    • Takushi TakizawaAtsushi OohashiYoshihito Asao
    • H02K3487
    • H02K3/12H02K3/487
    • An automotive alternator includes a rotor fixed to a shaft rotatably supported in a case, and a stator provided with a cylindrical stator core supported in the case so as to envelop the rotor, slots extending axially being formed in the stator core so as to line up in a circumferential direction at a ratio of two per phase per pole, and a stator winding constructed by installing a conductor wire coated with an electrical insulator in the stator core, a relationship between a radial dimension (d) of the conductor wire coated with the electrical insulator and a circumferential width dimension (L) of the slots being 2d
    • 一种汽车交流发电机,包括固定在可旋转地支撑在壳体中的轴的转子和定子,该定子具有支撑在壳体中以包围转子的圆柱形定子铁芯,轴向延伸形成在定子铁心中以便排列 在圆周方向上以每极每相2的比例和通过将涂覆有电绝缘体的导体线安装在定子铁芯中而构成的定子绕组中,涂覆有导体线的导线的径向尺寸(d) 电绝缘体和槽的周向宽度尺寸(L)为2d
    • 39. 发明授权
    • A.c. generator for vehicle
    • A. 汽车发电机
    • US06476535B1
    • 2002-11-05
    • US09947436
    • 2001-09-07
    • Atsushi OohashiYoshihito Asao
    • Atsushi OohashiYoshihito Asao
    • H02K524
    • H02K1/243H02K9/06
    • A chamfered portion 100 on three points, being a point B formed on a peripheral end surface of a root shoulder portion of magnetic pole pieces 8a or 9a and being on a line, from which a taper formed on an outer peripheral surface of the root shoulder portion starts, a point C on a skew slanted portion of the magnetic pole pieces 8a and 9a, and a point A on the peripheral end surface of the magnetic pole pieces 8a or 9a apart from an end surface of a stator core 4 by a distance between L1/4 and 7×L1/8, is formed in the magnetic pole piece of an a.c. generator for vehicle, whereby noises such as wind noise and electromagnetic sound can be reduced, a magnetic circuit of a rotor is improved, the amount of magnetic flux is increased, whereby an output becomes high.
    • 在三点上的倒角部100,其是形成在磁极片8a或9a的根部肩部的周缘端面上的点B,在其上形成有在根肩部的外周面上形成的锥形 部分开始,磁极片8a和9a的偏斜倾斜部分上的点C和磁极片8a或9a的外周端面上的距离定子芯4的端面一定距离的点A 在L1 / 4和7xL1 / 8之间,形成在ac的磁极片中 发电机,由此能够降低诸如风噪声和电磁声的噪声,因此转子的磁路得以改善,磁通量增加,从而输出变高。