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51. 发明授权

US06285105B1 Vehicular AC generator 有权
公开(公告)号：US06285105B1
公开(公告)日：2001-09-04
申请号：US09561969
申请日：2000-05-01
申请人： Yoshihito Asao , Katsumi Adachi
发明人： Yoshihito Asao , Katsumi Adachi
IPC分类号： H02K304
CPC分类号： H02K3/28 , H02K3/12
摘要： A vehicular AC generator has a stator including a stator coil formed by AC connection of four-turn phase coils by serially inserting coil conductors into slots separated by intervals of three slots, the coil conductors being arranged four in a line in a radial direction, and wherein each of the phase coils is obtained by performing the steps of: inserting the U-shaped coil pieces from the axial side into two adjacent sets of two of the separated slots so that one of the coil pieces is respectively positioned at the first outermost place in one slot of each of the two sets and the fourth outermost place in the other slot of each of the two sets, and that another of the coil pieces is respectively positioned at the second outermost place in one slot of each of the two sets and the third outermost place in the other slot of each of the two sets; inserting remaining U-shaped coil pieces from the axial side into remaining sets of two of the separated slots so that one of the remaining coil pieces is respectively positioned at the first outermost place in one slot of each of the remaining sets and the second outermost place in the other slot of each of the remaining sets, and that another of the remaining coil pieces is respectively positioned at the third outermost place in one slot of each of the remaining sets and the fourth outermost place in the other slot of each of the remaining sets; forming first and second coils by connecting an end portion of each coil piece, which extends from the first outermost place in one slot of each of sets of two of the separated slots, to an end portion of each coil piece, which extends from the second outermost place in the other slot of each of the sets, and by connecting an end portion of each coil piece, which extends from the third outermost place in one slot of each of the sets, to an end portion of each coil piece, which extends from the fourth outermost place in the other slot of each of the sets, and forming a crossover connection portion between the first and second coils by cutting off the coil pieces inserted into the first outermost place in one slot of each of the two sets and the fourth outermost place in the other slot, and by connecting cut end portions of the coil pieces extending from the first outermost places in each slot of the two sets to the axial opposite side, cut end portions of the coil pieces extending from the fourth outermost places in each slot of the two sets to the axial opposite side being used a lead wire and a wire connected to a neutral point, respectively.

52. 发明授权

US06262511B1 AC generator stator core for vehicle and production method thereof 有权
标题翻译：用于车辆的交流发电机定子铁心及其制造方法
公开(公告)号：US06262511B1
公开(公告)日：2001-07-17
申请号：US09404996
申请日：1999-09-27
申请人： Atsushi Ohashi , Yoshihito Asao , Toshiaki Kashihara , Kyoko Higashino , Katsumi Adachi
发明人： Atsushi Ohashi , Yoshihito Asao , Toshiaki Kashihara , Kyoko Higashino , Katsumi Adachi
IPC分类号： H02K1502
CPC分类号： H02K15/024 , H02K1/16 , Y10T29/49009 , Y10T29/49078 , Y10T29/49927
摘要： A thin metal sheet is laminated to form in advance a plurality of core units (of a circular cylinder shape) having the thickness of 1/N (N is a natural number of more than 2) of a predetermined thickness in the laminating direction and this plurality of core units is laminated again for securing so that the whole stator does not cause any mode of oscillation in the diametric direction.
摘要翻译：层叠薄金属片，预先在层叠方向上形成厚度为1 / N（N为2以上的自然数）的规定厚度的多个芯部（圆筒状）再次层叠多个核心单元以进行固定，使得整个定子不引起在直径方向上的任何振荡模式。

53. 发明授权

US6114793A Automotive alternator 有权
标题翻译：汽车交流发电机
公开(公告)号：US6114793A
公开(公告)日：2000-09-05
申请号：US275077
申请日：1999-03-24
申请人： Yoshihito Asao , Katsumi Adachi
发明人： Yoshihito Asao , Katsumi Adachi
IPC分类号： H02K5/24 , H02K1/24 , H02K9/06 , H02K19/22 , H02K1/22
CPC分类号： H02K9/06 , H02K1/243
摘要： A pair of pole cores comprises shoulder portions positioned on both axial ends of the diametrically outermost portions of the claw-shaped magnetic poles formed into beveled or curved outer circumferential surfaces, and diametrically outermost leading-edge face portions positioned on the leading edges in the direction of rotation at both axial ends of the diametrically outermost portions of the claw-shaped magnetic poles each being formed into an outer circumferential surface inclined in a circumferential direction by a surface which passes through a point A where the inner circumferential edge of the diametrically outermost leading-edge face positioned on the leading edge in the direction of rotation of the diametrically outermost portion of each of the claw-shaped magnetic poles intersects a plane which passes through an axial end of the stator core and perpendicularly intersects the axis of the shaft, and a point B located on a ridge line where the diametrically outermost leading-edge face intersects the beveled or curved outer circumferential surface formed on the shoulder portion.
摘要翻译：一对极芯包括位于形成为倾斜或弯曲的外圆周表面的爪形磁极的直径最外部的两个轴向端部上的肩部，以及位于前缘上的直径最外侧的前缘面部，每个爪形磁极的直径最外部的两个轴向端部处的旋转轴线形成为沿圆周方向倾斜的外周面，该表面通过点A，其中直径最外侧的前端每个爪形磁极的径向最外部的旋转方向上的前缘上的边缘与通过定子铁芯的轴向端并垂直于轴的轴线的平面相交，并且位于脊线上的点B，其中直径最外的前缘 e面与形成在肩部上的斜面或弯曲的外圆周表面相交。

54. 发明授权

US6037694A Rotor for an automotive alternator 有权
标题翻译：转子用于汽车交流发电机
公开(公告)号：US6037694A
公开(公告)日：2000-03-14
申请号：US282426
申请日：1999-03-31
申请人： Yoshihito Asao , Katsumi Adachi , Kyoko Higashino
发明人： Yoshihito Asao , Katsumi Adachi , Kyoko Higashino
IPC分类号： H02K3/04 , H02K3/18 , H02K3/52 , H02K1/22
CPC分类号： H02K3/18 , H02K3/528
摘要： A rotor for an automotive alternator comprises a cylindrical bobbin fitted over the base portions of a pair of field cores having a cylindrical portion, a pair of first and second annular flange portions projecting perpendicularly from both ends of the cylindrical portion, a recessed groove disposed at an angle to the radial direction in the inner wall of the first flange portion, and an anchor portion disposed on an outer circumferential portion of the first flange portion in close proximity to the outer circumferential end of the recessed groove; and a field winding having a circular cross-section, the starting portion of which is wound around the anchor portion and housed in the recessed groove, then drawn from the inner circumferential end of the recessed groove onto the outer circumferential surface of the cylindrical portion of the bobbin, and additionally wound a predetermined number of turns into multiple layers on the cylindrical portion of the bobbin, at least one portion of the field winding excluding the prewind portion and the postwind portion being formed with a rectangular cross-section.
摘要翻译：一种用于汽车交流发电机的转子，包括一个圆柱形筒管，该圆筒形筒管装配在一对具有圆柱形部分的磁芯的基部上，一对第一和第二环形凸缘部分从圆柱形部分的两端垂直伸出，与所述第一凸缘部的内壁中的径向成角度，以及锚定部，其设置在所述第一凸缘部的与所述凹槽的外周端紧贴的外周部; 以及具有圆形横截面的场绕组，其起始部分缠绕在锚定部分上并容纳在凹槽中，然后从凹槽的内周端拉出到圆柱形部分的圆周部分的外圆周表面上线轴，并且在筒管的圆筒部上额外地卷绕预定数量的匝数，除了预缠绕部分和后绕部分之外的场绕组的至少一部分形成为矩形横截面。

55. 发明申请

US20060214524A1 Automotive alternator and automotive alternator brush abrasion detection system 有权
公开(公告)号：US20060214524A1
公开(公告)日：2006-09-28
申请号：US11445142
申请日：2006-06-02
申请人： Toshiaki Kashihara , Katsuhiro Sasaki , Yoshihito Asao , Katsumi Adachi
发明人： Toshiaki Kashihara , Katsuhiro Sasaki , Yoshihito Asao , Katsumi Adachi
IPC分类号： H02K11/04 , H02K11/00 , H01R39/38
CPC分类号： H02K19/365 , H01R39/41 , H01R39/58 , H02K5/141 , H02K11/00 , H02K19/36
摘要： A brush holding apparatus is mounted to an inner wall surface of a rear bracket and a cap mounted to a head portion of a brush holder portion is exposed through an opening in the rear bracket. Brushes are housed inside brush insertion apertures of the brush holder portion and are placed in elastic contact with slip rings by springs. An abrasion detection terminal is insert molded into the brush holder portion, a contact thereof projecting inside one of the brush insertion apertures and coming into contact with the corresponding spring when the brushes are abraded by a predetermined amount.

56. 发明授权

US07049726B2 Stator for dynamo-electric machine 有权
标题翻译：发电机定子
公开(公告)号：US07049726B2
公开(公告)日：2006-05-23
申请号：US10377740
申请日：2003-03-04
申请人： Yuuji Nakahara , Naohiro Oketani , Katsumi Adachi , Akira Morishita , Hiroshi Matsui , Tsuyoshi Takahashi , Takushi Takizawa , Yoshihito Asao
发明人： Yuuji Nakahara , Naohiro Oketani , Katsumi Adachi , Akira Morishita , Hiroshi Matsui , Tsuyoshi Takahashi , Takushi Takizawa , Yoshihito Asao
IPC分类号： H02K1/12
CPC分类号： H02K1/16 , Y10T29/49009
摘要： The invention provides a stator for a dynamo-electric machine capable of preventing deterioration of efficiency. In the stator for dynamo-electric machine of which rotor is disposed inside the stator, a stator core 11 comprises: an inside ring core 9 formed annularly by laminating plate-type magnetic members in which a plurality of teeth are provided on one side of a yoke portion, disposing coils 8 in slots each formed between the teeth, bending the plate-type magnetic members so that the coils 8 are located inside, and bringing two end faces into contact with each other; and an outside ring core 10, being made of magnetic members and formed cylindrical in shape, which is fitted on outside of the inside ring 9 and holds the inside ring core 9.
摘要翻译：本发明提供一种能够防止效率劣化的发电机的定子。在转子配置在定子内部的发电机的定子中，定子芯11包括：内环芯9，其通过层压板状磁性构件而形成，其中多个齿在其一侧设置将线圈8设置在形成在齿之间的槽中，弯曲板状磁性构件，使得线圈8位于内部并使两个端面彼此接触; 以及由磁性部件制成并形成为圆筒状的外圈磁芯10，该外圈磁芯10安装在内圈9的外侧并保持内环芯9。

57. 发明授权

US06885129B1 Ac generator for vehicle 有权
标题翻译：交流发电机
公开(公告)号：US06885129B1
公开(公告)日：2005-04-26
申请号：US10130950
申请日：2000-09-26
申请人： Atsushi Oohashi , Yoshihito Asao , Katsumi Adachi
发明人： Atsushi Oohashi , Yoshihito Asao , Katsumi Adachi
IPC分类号： H02K1/24 , H02K9/06 , H02K19/22 , H02K3/04
CPC分类号： H02K19/22 , H02K1/243 , H02K9/06
摘要： An object of the present invention is to provide an automotive alternator achieving high output by overlapping a laminated core of a stator and yoke portions of a field rotor in an axial direction, and enabling high-speed and low-speed electromagnetic noise to be reduced by prescribing dimensional relationships in the stator and the field rotor.In this automotive alternator, a ratio (R2/R1) between an outer radius R2 of a cylindrical portion of a Lundell-type core and an outer radius R1 of the Lundell-type core is set to a range from 0.50 to 0.54, and a ratio (Lc/Lp) between an axial length Lc of the laminated core and an axial length Lp of the Lundell-type core is set to a range from 0.55 to 0.70.
摘要翻译：本发明的目的是提供一种车辆用交流发电机，其通过使定子的叠层铁芯和励磁转子的磁轭部沿轴向重叠而实现高输出，并且能够通过以下方式降低高速和低速电磁噪声规定定子和励磁转子的尺寸关系。在该车用交流发电机中，隆德尔型铁心的圆筒部的外径R 2与隆德尔型铁心的外径R 1之间的比（R 2 / R 1）为0.50〜 0.54，层叠铁芯的轴向长度Lc与隆德尔型铁芯的轴向长度Lp之比（Lc / Lp）设定在0.55〜0.70的范围。

58. 发明授权

US06717317B2 Stator for a dynamoelectric machine 有权
标题翻译：电动机定子
公开(公告)号：US06717317B2
公开(公告)日：2004-04-06
申请号：US10004423
申请日：2001-12-06
申请人： Hiroyuki Akita , Syuuichi Tamura , Takushi Takizawa , Mitsuharu Hashiba , Naohiro Oketani , Atsushi Oohashi , Yoshihito Asao , Katsumi Adachi
发明人： Hiroyuki Akita , Syuuichi Tamura , Takushi Takizawa , Mitsuharu Hashiba , Naohiro Oketani , Atsushi Oohashi , Yoshihito Asao , Katsumi Adachi
IPC分类号： H02K332
CPC分类号： H02K15/0081 , H02K3/12
摘要： In a connection portion of a stator winding, conductor wires extending outward from a slot pair separated by a predetermined number of slots are joined such that end portions of conductor wires extending outward from addresses of the slot pair separated by three or more addresses are joined together (a distant-address joint portion), and end portions of conductor wires in the slot pair separated by two or less addresses are joined together (a near-address joint portion). The distant-address joint portion is offset in a circumferential direction relative to the near-address joint portion.
摘要翻译：在定子绕组的连接部分中，从由预定数量的槽分隔开的缝隙对向外延伸的导线被接合，使得由三个或更多个地址分隔的槽对的地址向外延伸的导线的端部连接在一起（远地址关联部分），并且由两个或更少地址分隔的缝隙对中的导体线的端部连接在一起（近地址接头部分）。远方地址接合部相对于近地址接合部在圆周方向上偏移。

59. 发明授权

US06657352B1 Alternator and method of manufacture therefor 有权
公开(公告)号：US06657352B1
公开(公告)日：2003-12-02
申请号：US09624222
申请日：2000-07-24
申请人： Yoshihito Asao , Katsumi Adachi , Akira Morishita
发明人： Yoshihito Asao , Katsumi Adachi , Akira Morishita
IPC分类号： H02K300
CPC分类号： H02K15/066 , H02K1/16 , H02K1/165 , H02K3/12 , H02K3/28 , H02K3/345 , H02K3/50 , H02K9/06 , H02K15/024 , H02K15/0478 , H02K15/10 , H02K2203/09 , Y10T29/49009 , Y10T29/49011 , Y10T29/49012
摘要： An alternator includes a rotor and a stator having a stator core surrounding the rotor, and a polyphase stator winding installed in the stator core, the stator core being provided with an abutting portion extending axially making the stator core into an annular shape by abutting end portions of the stator core, the polyphase stator winding comprising a number of winding portions in which long strands of wire are wound so as to alternately occupy an inner layer and an outer layer in a slot depth direction within slots at intervals of a predetermined number of slots, the strands of wire folding back outside the slots at axial end surfaces of the stator core, and an insulating member being interposed between the stator core and straight portions of the strands of wire in the winding.

60. 发明授权

US06621190B1 Rotor for an automotive alternator 有权
标题翻译：转子用于汽车交流发电机
公开(公告)号：US06621190B1
公开(公告)日：2003-09-16
申请号：US09281059
申请日：1999-03-09
申请人： Yoshihito Asao , Kyoko Higashino , Katsumi Adachi
发明人： Yoshihito Asao , Kyoko Higashino , Katsumi Adachi
IPC分类号： H02K122
CPC分类号： H02K3/18
摘要： A rotor for an automotive alternator comprises a cylindrical bobbin fitted over the base portions of a pair of field cores having a cylindrical portion and a pair of first and second annular flange portions projecting perpendicularly from both ends of the cylindrical portion, and a field winding wound a predetermined number of turns into multiple layers on the cylindrical portion of the bobbin, wherein the field winding has a flat shape in which a pair of opposite flat surfaces are parallel, the field winding being wound onto the cylindrical portion of the bobbin such that the pair of opposite flat surfaces face the inner circumferential side and the outer circumferential side, respectively, relative to the radial direction.
摘要翻译：一种用于汽车交流发电机的转子包括一个圆筒形筒管，该圆筒形筒管装配在一对具有圆柱形部分的一个场磁芯的基部上，一对第一和第二环形凸缘部分从圆柱形部分的两端垂直伸出，在筒管的圆筒部上形成预定数量的匝数，其中，励磁绕组具有一对相对的平坦表面平行的扁平形状，磁场绕组缠绕在线轴的圆筒部上，使得一对相对的平坦表面分别相对于径向方向面对内周侧和外周侧。

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