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    • 3. 发明授权
    • Automatic telephone exchange system for both speech signals and data
transfer
    • 自动电话交换系统,用于语音信号和数据传输
    • US4330886A
    • 1982-05-18
    • US162205
    • 1980-06-23
    • Takeo FukudaKazuhiko HanawaKiyoshi Urui
    • Takeo FukudaKazuhiko HanawaKiyoshi Urui
    • H04M3/00H04M11/00H04M11/06H04Q11/04
    • H04M11/068H04Q11/04
    • Telephones are coupled with data terminal equipments through data lines. The data lines are used to transfer the terminal data between the data terminal equipments and the telephones. Speech signals are transferred between the telephones and a PCM telephone exchange through speech lines. Control lines are used for transferring a time-division-multiplexed signal made of telephone control signals such as lamp energizing signals, and the terminal data, and also used for transferring another time-division-multiplexed signal made of function signals such as function key actuation signals and the terminal data. With such a connection, a speech signal is transferred between telephones through the PCM telephone exchange and speech lines and the terminal data are transferred through the control lines and the PCM telephone exchange.
    • 电话通过数据线与数据终端设备耦合。 数据线用于在数据终端设备和电话之间传送终端数据。 语音信号通过语音线路在电话和PCM电话交换机之间传输。 控制线用于传送由电话控制信号(例如灯激励信号)和终端数据构成的时分复用信号,并且还用于传送由诸如功能键致动的功能信号组成的另一个时分复用信号 信号和终端数据。 通过这样的连接,通过PCM电话交换机和语音线路在话机之间传送语音信号,终端数据通过控制线路和PCM电话交换机传送。
    • 4. 发明授权
    • Telephone exchange with time shared speech paths and selectively
attenuated speech signals
    • 具有时间共享语音路径和选择性衰减的语音信号的电话交换
    • US4276639A
    • 1981-06-30
    • US25585
    • 1979-03-30
    • Takeo FukudaTadashi MurayamaKiyoshi Urui
    • Takeo FukudaTadashi MurayamaKiyoshi Urui
    • H04M3/42H04M3/56H04M19/00H04Q1/54H04Q3/58H04Q11/04
    • H04M3/561H04M3/56H04Q11/04
    • A telephone exchange comprises a plurality of central office trunk circuits, a plurality of line circuits, a plurality of switching circuits coupled to transmission paths of the trunk and line circuits, a plurality of switching circuits coupled to the reception paths of the trunk and line circuits, a variable attenuator having one end coupled commonly to the switching circuits that are coupled to the transmission path, a conference circuit coupled to the variable attenuator and the switching circuits that are coupled to the reception paths, a control circuit which controls both groups of switching circuits and the variable attenuator in time-sharing fashion thereby to provide speech paths in time-sharing fashion between selected ones of the central office trunk circuits and line circuits and which controls in time-sharing fashion the attenuation factor of the variable attenuator for each speech path established. The telephone exchange further comprises another variable attenuator which is coupled between the conference circuit and the switching circuits coupled to the reception paths and whose attenuation factor is controlled by the control circuit in time-sharing fashion.
    • 电话交换机包括多个中心局干线电路,多条线路电路,耦合到干线和线路电路的传输路径的多个开关电路,耦合到干线和线路电路的接收路径的多个开关电路 ,可变衰减器,其一端共同耦合到耦合到传输路径的开关电路,耦合到可变衰减器的会议电路和耦合到接收路径的开关电路;控制电路,其控制两组开关 电路和可变衰减器,从而在中央办公室中继电路和线路电路的选定中间电路和线路电路之间以时分方式提供语音路径,并且以时分方式控制每个语音的可变衰减器的衰减因子 路径建立。 电话交换机还包括另一个可变衰减器,其耦合在会议电路和耦合到接收路径的开关电路之间,并且其衰减因子由时间分配的方式由控制电路控制。
    • 5. 发明申请
    • Stator and method for manufacturing stator
    • 定子的定子和方法
    • US20050012425A1
    • 2005-01-20
    • US10485967
    • 2002-07-17
    • Toshinori TsukamotoHirofumi AtarashiYasuhiro EndoMitsuyoshi TakaoAkira KatoTakeo AraiTakeo FukudaHiroyuki KikuchiKazuaki Igarashi
    • Toshinori TsukamotoHirofumi AtarashiYasuhiro EndoMitsuyoshi TakaoAkira KatoTakeo AraiTakeo FukudaHiroyuki KikuchiKazuaki Igarashi
    • H02K1/16H02K3/12H02K1/00H02K1/18H02K3/00
    • H02K3/12H02K1/16Y10T29/49009
    • In the field of stators including divided tooth-shaped iron cores and core back iron cores, a stator is provided in which the tooth-shaped iron cores and the core back iron cores can be easily connected to each other, and the tooth-shaped iron cores and the core back iron cores can be prevented from coming off in the radial direction. In the stator of the present invention, a yoke (24) is formed such that the circumferential width thereof is greater at a radial-outer region than at a radial-inner region, i.e., such that the distance (a) between yoke side faces (24A, 24A) gradually increases from a radial-inner region to a radial-outer region, and the distance (b) between two yoke side faces (24A, 24A) opposing each other and facing a space between the tooth-shaped iron cores (11, 11) that are disposed along a predetermined circumference with a predetermined interval is set to be a predetermined value over a range from a radial-inner region to a radial-outer region, or alternatively, is set so as to slightly decrease from a radial-inner region to a radial-outer region. A stator (10) is formed by inserting each of the core back iron cores (12) into a space between the tooth-shaped iron cores (11, 11) adjacent to each other. The present invention also provides a stator in which a packing factor can be increased and the magnetic flux can be made smooth, and a manufacturing method therefor.
    • 在包括分割齿形铁芯和铁心背铁芯的定子领域中,提供了一种定子,其中齿形铁芯和芯背铁芯可以容易地彼此连接,并且齿形铁 可以防止芯部和芯部后铁芯沿径向脱落。 在本发明的定子中,轭(24)形成为使得其圆周宽度在径向外部区域比在径向内部区域处更大,即,使得轭侧面 (24A,24A)从径向内部区域向径向外部区域逐渐增加,并且两个彼此相对的磁轭侧面(24A,24A)之间的距离(b)相对于所述齿形铁芯之间的空间 在从径向内部区域到径向外部区域的范围内,将预定间隔设置为规定间隔的规定值(11,11)设定为规定值,或者, 到径向外部区域的径向内部区域。 定子(10)通过将每个后铁芯(12)插入彼此相邻的齿形铁芯(11,11)之间的空间中而形成。 本发明还提供了一种定子,其中可以增加包装因子并使磁通量平滑,并且其制造方法。
    • 7. 发明授权
    • Method of securing a stator winding in a rotating electrical machine
    • 将定子绕组固定在旋转电机中的方法
    • US06425176B1
    • 2002-07-30
    • US09648058
    • 2000-08-25
    • Masaru OzawaTakeo Fukuda
    • Masaru OzawaTakeo Fukuda
    • H02K1512
    • H02K3/47H02K3/24H02K15/12Y10T29/49009Y10T29/49073
    • A method of securing a stator winding such that it has improved heat dissipation performance includes steps of inserting a stator winding into a stator core soaking these components in a varnish tank while being held together as one, and after the varnish has soaked into the stator winding 15, withdrawing the winding and core from the varnish tank. Then a mandrel comprising an outer peripheral pressing portion made by wrapping a fluororubber around an outer periphery of a mandrel body made of a fluoroplastic, is inserted into the stator winding. After this, the varnish is heat hardened with the stator core, the stator winding, and the mandrel 33 all held together as one. In so doing, the outer peripheral pressing portion is deformed with irregularities replicating the inner periphery of the stator winding 15. Hence on the inner peripheral side of the stator winding, the varnish resin hardens with the irregularities retained. As a result, the effective inner peripheral surface area of the stator winding with the hardered varnish is increased, and heat dissipation is thus improved.
    • 一种固定定子绕组的方法,使得其具有改善的散热性能包括将定子绕组插入定子芯中的步骤,将这些部件浸入清漆罐中,同时保持在一起,并且在清漆浸入定子绕组中之后 15,从清漆罐中取出绕组和芯。 然后,将包括由氟塑料制成的心轴的外周围的氟橡胶制成的外周加压部的芯棒插入定子绕组中。 此后,清漆与定子芯,定子绕组和心轴33全部热固化在一起。 这样做时,外周按压部分会使定子绕组15的内周上的凹凸变形。因此,在定子绕组的内周侧,清漆树脂硬化,并且保持不规则。 结果,增加了具有硬化清漆的定子绕组的有效内周面积,从而提高了散热。
    • 9. 发明授权
    • Stator having teeth with a projecting portion extending outwardly from a winding portion and a yoke portion
    • 定子具有从卷绕部分向外延伸的凸出部分和轭部分的齿
    • US07285892B2
    • 2007-10-23
    • US10485967
    • 2002-07-17
    • Toshinori TsukamotoHirofumi AtarashiYasuhiro EndoMitsuyoshi TakaoAkira KatoTakeo AraiTakeo FukudaHiroyuki KikuchiKazuaki Igarashi
    • Toshinori TsukamotoHirofumi AtarashiYasuhiro EndoMitsuyoshi TakaoAkira KatoTakeo AraiTakeo FukudaHiroyuki KikuchiKazuaki Igarashi
    • H02K1/14H02K1/16H02K1/18
    • H02K3/12H02K1/16Y10T29/49009
    • In the field of stators including divided tooth-shaped iron cores and core back iron cores, a stator is provided in which the tooth-shaped iron cores and the core back iron cores can be easily connected to each other, and the tooth-shaped iron cores and the core back iron cores can be prevented from coming off in the radial direction. In the stator of the present invention, a yoke (24) is formed such that the circumferential width thereof is greater at a radial-outer region than at a radial-inner region, i.e., such that the distance (a) between yoke side faces (24A, 24A) gradually increases from a radial-inner region to a radial-outer region, and the distance (b) between two yoke side faces (24A, 24A) opposing each other and facing a space between the tooth-shaped iron cores (11, 11) that are disposed along a predetermined circumference with a predetermined interval is set to be a predetermined value over a range from a radial-inner region to a radial-outer region, or alternatively, is set so as to slightly decrease from a radial-inner region to a radial-outer region. A stator (10) is formed by inserting each of the core back iron cores (12) into a space between the tooth-shaped iron cores (11, 11) adjacent to each other. The present invention also provides a stator in which a packing factor can be increased and the magnetic flux can be made smooth, and a manufacturing method therefor.
    • 在包括分割齿形铁芯和铁心背铁芯的定子领域中,提供了一种定子,其中齿形铁芯和芯背铁芯可以容易地彼此连接,并且齿形铁 可以防止芯部和芯部后铁芯沿径向脱落。 在本发明的定子中,轭(24)形成为使得其圆周宽度在径向外部区域比在径向内部区域处更大,即,使得轭侧面 (24A,24A)从径向内部区域到径向外部区域逐渐增加,并且两个轭侧面(24A,24A)之间的距离(b)彼此相对并面对牙齿之间的空间 在从径向内侧区域到径向外侧区域的范围内将规定的间隔设定为预定值的规定值,也可以将其设定为 从径向内部区域到径向外部区域略微减小。 定子(10)通过将每个后铁芯(12)插入彼此相邻的齿形铁芯(11,11)之间的空间中而形成。 本发明还提供了一种定子,其中可以增加包装因子并使磁通量平滑,并且其制造方法。