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公开(公告)号：US20110043068A1
公开(公告)日：2011-02-24
申请号：US12812844
申请日：2008-04-28
申请人： Toshiyuki Yoshizawa , Masaya Inoue , Kanji Shinkawa , Masao Morita , Moriyuki Hazeyama , Takeshi Mori , Hiroyuki Akita , Ryuichi Shimomura , Kazunori Tanaka , Shinji Nishimura
发明人： Toshiyuki Yoshizawa , Masaya Inoue , Kanji Shinkawa , Masao Morita , Moriyuki Hazeyama , Takeshi Mori , Hiroyuki Akita , Ryuichi Shimomura , Kazunori Tanaka , Shinji Nishimura
IPC分类号： H02K21/04
CPC分类号： H02K21/044
摘要： A dynamoelectric machine that can suppress increases in rotor inertia to extend belt service life and increase field magnetomotive force to increase output. In the dynamoelectric machine, first and second magnetic guidance members are fitted into first and second holding grooves that are disposed so as to extend axially on facing portions of first and second trough portions radially outside inner wall surfaces, and are disposed so as to span over first and second trough portions. First and second permanent magnets that are magnetically oriented in a reverse direction to a magnetic field that originates from a field coil are fitted into and held by interfitting grooves of the first and second magnetic guidance members so as to face inner circumferential surfaces near tip ends of second and first claw-shaped magnetic pole portions so as to have a predetermined clearance.
摘要翻译： 一种能够抑制转子惯性增加以延长皮带使用寿命并增加磁场动力以增加输出的电动机。 在电动机中，第一和第二磁性引导构件被装配到第一和第二保持槽中，第一和第二保持槽被设置成沿第一和第二槽部的径向外侧壁面的部分轴向延伸，并且设置成跨越 第一和第二槽部。 在与磁场线圈产生的磁场相反的方向上磁性取向的第一和第二永久磁铁由第一和第二磁性引导构件的相互配合的槽嵌合并保持在其内， 第二和第一爪形磁极部分，以便具有预定的间隙。
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公开(公告)号：US08304951B2
公开(公告)日：2012-11-06
申请号：US12866099
申请日：2008-02-13
CPC分类号： H02K21/044
摘要： The present invention provides a dynamoelectric machine that enables permanent magnets to be held stably in trough portions that are formed on portions of a yoke portion that are positioned between adjacent claw-shaped magnetic pole portions.In a dynamoelectric machine according to the present invention, first and second magnet holders are disposed so as to span first and second trough portions that are formed on portions of first and second yoke portions that are positioned between circumferentially adjacent first and second claw-shaped magnetic pole portions, and first and second permanent magnets are held by the first and second magnet holders so as to face inner circumferential surfaces near tip ends of the claw-shaped magnetic pole portions so as to have a predetermined clearance.
摘要翻译： 本发明提供一种电动机，其能够使永磁体稳定地保持在形成在位于相邻的爪状磁极部之间的磁轭部的部分的槽部中。 在根据本发明的电动机中，第一和第二磁体保持器设置成跨越形成在第一和第二磁轭部分的位于周向相邻的第一和第二爪形磁体之间的第一和第二槽部分 第一和第二永磁体由第一和第二磁体保持器保持，以便面对爪形磁极部分的末端附近的内周面，以具有预定的间隙。
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公开(公告)号：US08304950B2
公开(公告)日：2012-11-06
申请号：US12812844
申请日：2008-04-28
申请人： Toshiyuki Yoshizawa , Masaya Inoue , Kanji Shinkawa , Masao Morita , Moriyuki Hazeyama , Takeshi Mori , Hiroyuki Akita , Ryuichi Shimomura , Kazunori Tanaka , Shinji Nishimura
发明人： Toshiyuki Yoshizawa , Masaya Inoue , Kanji Shinkawa , Masao Morita , Moriyuki Hazeyama , Takeshi Mori , Hiroyuki Akita , Ryuichi Shimomura , Kazunori Tanaka , Shinji Nishimura
CPC分类号： H02K21/044
摘要： A dynamoelectric machine that can suppress increases in rotor inertia to extend belt service life and increase field magnetomotive force to increase output. In the dynamoelectric machine, first and second magnetic guidance members are fitted into first and second holding grooves that are disposed so as to extend axially on facing portions of first and second trough portions radially outside inner wall surfaces, and are disposed so as to span over first and second trough portions. First and second permanent magnets that are magnetically oriented in a reverse direction to a magnetic field that originates from a field coil are fitted into and held by interfitting grooves of the first and second magnetic guidance members so as to face inner circumferential surfaces near tip ends of second and first claw-shaped magnetic pole portions so as to have a predetermined clearance.
摘要翻译： 一种能够抑制转子惯性增加以延长皮带使用寿命并增加磁场动力以增加输出的电动机。 在电动机中，第一和第二磁性引导构件被装配到第一和第二保持槽中，第一和第二保持槽被设置成沿第一和第二槽部的径向外侧壁面的部分轴向延伸，并且设置成跨越 第一和第二槽部。 在与磁场线圈产生的磁场相反的方向上磁性取向的第一和第二永久磁铁由第一和第二磁性引导构件的相互配合的槽嵌合并保持在其内， 第二和第一爪形磁极部分，以便具有预定的间隙。
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公开(公告)号：US20110001383A1
公开(公告)日：2011-01-06
申请号：US12866099
申请日：2008-02-13
IPC分类号： H02K21/04
CPC分类号： H02K21/044
摘要： The present invention provides a dynamoelectric machine that enables permanent magnets to be held stably in trough portions that are formed on portions of a yoke portion that are positioned between adjacent claw-shaped magnetic pole portions.In a dynamoelectric machine according to the present invention, first and second magnet holders are disposed so as to span first and second trough portions that are formed on portions of first and second yoke portions that are positioned between circumferentially adjacent first and second claw-shaped magnetic pole portions, and first and second permanent magnets are held by the first and second magnet holders so as to face inner circumferential surfaces near tip ends of the claw-shaped magnetic pole portions so as to have a predetermined clearance.
摘要翻译： 本发明提供一种电动机，其能够使永磁体稳定地保持在形成在位于相邻的爪状磁极部之间的磁轭部的部分的槽部中。 在根据本发明的电动机中，第一和第二磁体保持器设置成跨越形成在第一和第二磁轭部分的位于周向相邻的第一和第二爪形磁体之间的第一和第二槽部分 第一和第二永磁体由第一和第二磁体保持器保持，以便面对爪形磁极部分的末端附近的内周面，以具有预定的间隙。
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公开(公告)号：US08334633B2
公开(公告)日：2012-12-18
申请号：US12920954
申请日：2008-04-04
申请人： Moriyuki Hazeyama , Hiroyuki Akita , Ryuichi Shimomura , Masaya Inoue , Masao Morita , Toshiyuki Yoshizawa , Shinji Nishimura , Kazunori Tanaka
发明人： Moriyuki Hazeyama , Hiroyuki Akita , Ryuichi Shimomura , Masaya Inoue , Masao Morita , Toshiyuki Yoshizawa , Shinji Nishimura , Kazunori Tanaka
CPC分类号： H02K9/06 , H02K21/044
摘要： The present invention provides a dynamoelectric machine that enables heat that is generated in a permanent magnet to be transmitted to a fan and be radiated from the fan effectively, that suppresses occurrences of damage to the fan that result from centrifugal forces that act on the permanent magnet, and that also enables the fan to be prepared easily and inexpensively.In a dynamoelectric machine according to the present invention, a magnet holder (30, 35) that is made of a magnetic material is disposed so as to span over a trough portion (26, 27), an interfitting groove (31, 36) that has a groove direction in an axial direction is formed on the magnet holder (30, 35) so as to open radially outward, and so as to lead inward from an axially outer side, and a permanent magnet (32, 37) is held by the magnet holder (30, 35) by being fitted into the interfitting groove (31, 36) and is disposed so as to face an inner circumferential surface near a tip end of claw-shaped magnetic pole portions (24, 20) and have a predetermined clearance. In addition, a metal fan (40A, 40B) is fixed to an end surface of a pole core body (17, 21), a thermally conductive plate (43) is disposed so as to extend from a base portion (41) axially inward, and a leading end portion thereof is press-fitted between a lower surface of the permanent magnet (32, 37) and a bottom surface of the interfitting groove (31, 36).
摘要翻译： 本发明提供一种电动机，其能够使永磁体中产生的热量有效地传递到风扇并从风扇辐射，从而抑制由作用于永久磁铁的离心力引起的风扇损坏的发生 ，而且还能够容易且廉价地制备风扇。 在根据本发明的电动机中，由磁性材料制成的磁体保持器（30,35）设置成跨过谷部（26,27），配合槽（31,36），该配合槽 在磁体保持器（30,35）上形成有沿轴向的槽方向，从而沿径向向外侧开口，并从轴向外侧向内方引导，永久磁铁（32,37）由 所述磁体保持器（30,35）通过嵌合在所述嵌合槽（31,36）中并且配置成面对爪状磁极部（24,20）的前端附近的内周面，并且具有 预定间隙。 此外，金属风扇（40A，40B）固定在极芯体（17,21）的端面，导热板（43）设置成从基部（41）轴向向内延伸 并且其前端部压配合在永磁体（32,37）的下表面和配合槽（31,36）的底面之间。
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公开(公告)号：US08324780B2
公开(公告)日：2012-12-04
申请号：US12921319
申请日：2008-03-21
申请人： Masaya Inoue , Masao Morita , Kanji Shinkawa , Toshiyuki Yoshizawa , Moriyuki Hazeyama , Hirokazu Akai , Kazunori Tanaka , Shinji Nishimura , Hiroyuki Akita , Ryuichi Shimomura
发明人： Masaya Inoue , Masao Morita , Kanji Shinkawa , Toshiyuki Yoshizawa , Moriyuki Hazeyama , Hirokazu Akai , Kazunori Tanaka , Shinji Nishimura , Hiroyuki Akita , Ryuichi Shimomura
CPC分类号： H02K21/044 , H02K3/528
摘要： An automotive dynamoelectric machine that achieves disposing of permanent magnets and thickening of field coil wire by disposing trough portions on yoke portions and disposing magnet holders that hold the permanent magnets so as to span the trough portions to ensure outlet space for field coil lead wires. In the dynamoelectric machine, trough portions are formed on respective portions of yoke portions between circumferentially adjacent claw-shaped magnetic pole portions, a magnet holder is disposed so as to span over a trough portion, and a permanent magnet is held by the magnet holder. A lead wire is led out of a rotor from a field coil so as to pass through a space that is bounded by the trough portion and the magnet holder.
摘要翻译： 一种汽车电动机，其通过在磁轭部上设置槽部来设置永磁体的布置和励磁线圈的加厚，并且设置保持永磁体的磁体保持件，以跨越槽部，以确保励磁线圈引线的出口空间。 在电动机中，在圆周方向相邻的爪形磁极部之间的磁轭部的相应部分上形成有槽部，磁铁保持架配置成跨过槽部，永久磁铁由磁铁保持架保持。 引线从励磁线圈从转子引出，以通过由谷部分和磁体保持器限定的空间。
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公开(公告)号：US20110012449A1
公开(公告)日：2011-01-20
申请号：US12920954
申请日：2008-04-04
申请人： Moriyuki Hazeyama , Hiroyuki Akita , Ryuichi Shimomura , Masaya Inoue , Masao Morita , Toshiyuki Yoshizawa , Shinji Nishimura , Kazunori Tanaka
发明人： Moriyuki Hazeyama , Hiroyuki Akita , Ryuichi Shimomura , Masaya Inoue , Masao Morita , Toshiyuki Yoshizawa , Shinji Nishimura , Kazunori Tanaka
IPC分类号： H02K9/22
CPC分类号： H02K9/06 , H02K21/044
摘要： The present invention provides a dynamoelectric machine that enables heat that is generated in a permanent magnet to be transmitted to a fan and be radiated from the fan effectively, that suppresses occurrences of damage to the fan that result from centrifugal forces that act on the permanent magnet, and that also enables the fan to be prepared easily and inexpensively.In a dynamoelectric machine according to the present invention, a magnet holder (30, 35) that is made of a magnetic material is disposed so as to span over a trough portion (26, 27), an interfitting groove (31, 36) that has a groove direction in an axial direction is formed on the magnet holder (30, 35) so as to open radially outward, and so as to lead inward from an axially outer side, and a permanent magnet (32, 37) is held by the magnet holder (30, 35) by being fitted into the interfitting groove (31, 36) and is disposed so as to face an inner circumferential surface near a tip end of claw-shaped magnetic pole portions (24, 20) and have a predetermined clearance. In addition, a metal fan (40A, 40B) is fixed to an end surface of a pole core body (17, 21), a thermally conductive plate (43) is disposed so as to extend from a base portion (41) axially inward, and a leading end portion thereof is press-fitted between a lower surface of the permanent magnet (32, 37) and a bottom surface of the interfitting groove (31, 36).
摘要翻译： 本发明提供一种电动机，其能够使永磁体中产生的热量有效地传递到风扇并从风扇辐射，从而抑制由作用于永久磁铁的离心力引起的风扇损坏的发生 ，而且还能够容易且廉价地制备风扇。 在根据本发明的电动机中，由磁性材料制成的磁体保持器（30,35）设置成跨越槽部（26,27），配合槽（31,36），该配合槽 在磁体保持器（30,35）上形成有沿轴向的槽方向，从而沿径向向外侧开口，并从轴向外侧向内方引导，永久磁铁（32,37）由 所述磁体保持器（30,35）通过嵌合在所述嵌合槽（31,36）中并且配置成面对爪状磁极部（24,20）的前端附近的内周面，并且具有 预定间隙。 此外，金属风扇（40A，40B）固定在极芯体（17,21）的端面，导热板（43）设置成从基部（41）轴向向内延伸 并且其前端部压配合在永磁体（32,37）的下表面和配合槽（31,36）的底面之间。
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公开(公告)号：US20110001374A1
公开(公告)日：2011-01-06
申请号：US12921319
申请日：2008-03-21
申请人： Masaya Inoue , Masao Morita , Kanji Shinkawa , Toshiyuki Yoshizawa , Moriyuki Hazeyama , Hirokazu Akai , Kazunori Tanaka , Shinji Nishimura , Hiroyuki Akita , Ryuichi Shimomura
发明人： Masaya Inoue , Masao Morita , Kanji Shinkawa , Toshiyuki Yoshizawa , Moriyuki Hazeyama , Hirokazu Akai , Kazunori Tanaka , Shinji Nishimura , Hiroyuki Akita , Ryuichi Shimomura
IPC分类号： H02K11/00
CPC分类号： H02K21/044 , H02K3/528
摘要： An automotive dynamoelectric machine that achieves disposing of permanent magnets and thickening of field coil wire by disposing trough portions on yoke portions and disposing magnet holders that hold the permanent magnets so as to span the trough portions to ensure outlet space for field coil lead wires. In the dynamoelectric machine, trough portions are formed on respective portions of yoke portions between circumferentially adjacent claw-shaped magnetic pole portions, a magnet holder is disposed so as to span over a trough portion, and a permanent magnet is held by the magnet holder. A lead wire is led out of a rotor from a field coil so as to pass through a space that is bounded by the trough portion and the magnet holder.
摘要翻译： 一种汽车电动机，其通过在磁轭部上设置槽部来设置永磁体的布置和励磁线圈的加厚，并且设置保持永磁体的磁体保持件，以跨越槽部，以确保励磁线圈引线的出口空间。 在电动机中，在圆周方向相邻的爪形磁极部之间的磁轭部的相应部分上形成有槽部，磁铁保持架配置成跨过槽部，永久磁铁由磁铁保持架保持。 引线从励磁线圈从转子引出，以通过由谷部分和磁体保持器限定的空间。
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公开(公告)号：US08368274B2
公开(公告)日：2013-02-05
申请号：US13122611
申请日：2008-11-10
申请人： Toshiyuki Yoshizawa , Masaya Inoue , Ryuichi Shimomura , Takuma Wada , Kanji Shinkawa , Masao Morita , Yoshiharu Hayashi , Kazuya Nakamachi , Kazunori Tanaka
发明人： Toshiyuki Yoshizawa , Masaya Inoue , Ryuichi Shimomura , Takuma Wada , Kanji Shinkawa , Masao Morita , Yoshiharu Hayashi , Kazuya Nakamachi , Kazunori Tanaka
CPC分类号： H02K21/044
摘要： Dynamoelectric machine having holding grooves recessed into yoke portions with openings on respective facing portions of inner wall surfaces of trough portions, at axially inner ends of the yoke portions, having axial groove directions, and an end surface in a groove length direction constitutes a stopping surface. Magnet material holders are disposed spanning the trough portions radially inside inner circumferential surfaces near tip ends of claw-shaped magnetic pole portions, fitted from axially inside into each holding groove, are recessed to face each other on the trough portions restricting circumferential and radial motion by inner wall surfaces of the holding grooves and axially outward movement restricted by the stopping surface. Interfitting grooves having openings on surfaces facing the inner circumferential surfaces near the tip ends, having axial groove directions, and passing through in the axial direction, and permanent magnets fitted into the interfitting grooves are held by the magnet material holders.
摘要翻译： 具有凹槽的保持槽的凹槽中具有凹槽的保持槽，在槽部的内壁面的相对的相对部分上具有凹口的轭部，在轭部的轴向内端具有轴向槽方向，并且槽长度方向上的端面构成止动表面 。 磁性材料保持器跨越槽部，从爪状磁极部的端部附近的内周面径向地配置，从轴向内侧配合到各保持槽中，在槽部上凹陷，从而通过限制周向和径向运动的槽部 保持槽的内壁表面和由止动表面限制的轴向向外运动。 在具有轴向槽方向并且沿轴向通过的面上与内周面相对的表面上具有开口的相互配合槽，并且配合在配合槽中的永久磁铁被磁体保持件保持。
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公开(公告)号：US20110181142A1
公开(公告)日：2011-07-28
申请号：US13122611
申请日：2008-11-10
申请人： Toshiyuki Yoshizawa , Masaya Inoue , Ryuichi Shimomura , Takuma Wada , Kanji Shinkawa , Masao Morita , Yoshiharu Hayashi , Kazuya Nakamachi , Kazunori Tanaka
发明人： Toshiyuki Yoshizawa , Masaya Inoue , Ryuichi Shimomura , Takuma Wada , Kanji Shinkawa , Masao Morita , Yoshiharu Hayashi , Kazuya Nakamachi , Kazunori Tanaka
IPC分类号： H02K1/28
CPC分类号： H02K21/044
摘要： The present invention provides a dynamoelectric machine and a method for manufacturing a rotor therefor that can hold permanent magnets stably for a long time by a simple magnet holding construction.In the dynamoelectric machine, holding grooves are recessed into yoke portions in a non-piercing state so as to have openings on respective facing portions of inner wall surfaces of trough portions, so as to have openings at axially inner ends of the yoke portions, and so as to have groove directions in an axial direction, and in which an end surface in a groove length direction constitutes a stopping surface, magnet holders that are made of a magnetic material are disposed so as to span the trough portions radially inside inner circumferential surfaces near tip ends of claw-shaped magnetic pole portions by being fitted from axially inside into each of the holding grooves that are recessed so as to face each other on the trough portions such that circumferential and radial motion is restricted by inner wall surfaces of the holding grooves and axially outward movement is restricted by the stopping surface, and in which interfitting grooves are formed so as to have openings on surfaces that face the inner circumferential surfaces near the tip ends of the claw-shaped magnetic pole portions, so as to have groove directions in an axial direction, and so as to pass through in the axial direction, and permanent magnets are fitted into the interfitting grooves and are held by the magnet holders so as to face the inner circumferential surfaces near the tip ends of the claw-shaped magnetic pole portions.
摘要翻译： 本发明提供一种电动机及其制造方法，其可以通过简单的磁体保持结构长时间地稳定地保持永磁体。 在电动机中，保持槽以非穿孔状态凹入到轭部中，以便在槽部的内壁面的相对的相对部分上具有开口，以在轭部的轴向内端具有开口，并且 在轴向方向上具有槽方向，并且其中槽长度方向上的端面构成止动面，由磁性材料制成的磁体保持器设置成在内周面径向地跨越槽部 爪状磁极部的前端部从轴向内侧嵌入到槽部的凹部相互相对的各保持槽中，使得周向和径向运动被保持件的内壁面限制 凹槽和轴向向外运动被止动表面限制，并且其中形成相互配合的槽以在表面t上具有开口 帽子面对爪状磁极部的前端附近的内周面，从而在轴向上具有槽方向，并且沿轴向通过，并且永久磁铁嵌入到配合槽 并且被磁体保持件保持以面对爪状磁极部的末端附近的内周面。
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