公开(公告)号：US20070228898A1

公开(公告)日：2007-10-04

申请号：US11511789

申请日：2006-08-29

Applicant: Kirk Neet ,  Michael T. York ,  Michael Bradfield

Inventor： Kirk Neet ,  Michael T. York ,  Michael Bradfield

IPC: H02K7/00 ,  H02K11/00

CPC classification number: H02K19/24 ,  H02K19/103

Abstract: Disclosed herein is a brushless electric machine comprising, a housing, a stationary field coil, a shaft, a bearing, a pole segment, and a stator. The stator including a core having a plurality of core slots that extend between a first and a second end of the stator core. The stator also including a winding with a plurality of phases, each of the phases having at least one conductor having a plurality of substantially straight segments disposed in the core slots. The straight segments are alternately connected at the first and the second ends of the stator core by a plurality of end loop segments. A section of at least one of the conductors including three consecutive end loop segments and two straight segments, is formed from a single continuous conductor, and one of the core slots houses a plurality of the straight segments arranged in at least one radial row.

Abstract translation: 本发明公开了一种无刷电机，包括壳体，固定磁场线圈，轴，轴承，极段和定子。 定子包括具有在定子芯的第一和第二端之间延伸的多个芯槽的芯。 定子还包括具有多个相的绕组，每个相具有至少一个导体，其具有设置在芯槽中的多个基本上直的部分。 直线段通过多个端环段在定子铁心的第一端和第二端交替连接。 由单个连续导体形成包括三个连续端环段和两个直段的至少一个导体的一部分，并且一个芯槽容纳多个设置在至少一个径向行中的直段。

公开(公告)号：US07687954B2

公开(公告)日：2010-03-30

申请号：US11511789

申请日：2006-08-29

Applicant: Kirk Neet ,  Michael T. York ,  Michael Bradfield

Inventor： Kirk Neet ,  Michael T. York ,  Michael Bradfield

IPC: H02K19/00

CPC classification number: H02K19/24 ,  H02K19/103

Abstract: Disclosed herein is a brushless electric machine comprising, a housing, a stationary field coil, a shaft, a bearing, a pole segment, and a stator. The stator including a core having a plurality of core slots that extend between a first and a second end of the stator core. The stator also including a winding with a plurality of phases, each of the phases having at least one conductor having a plurality of substantially straight segments disposed in the core slots. The straight segments are alternately connected at the first and the second ends of the stator core by a plurality of end loop segments. A section of at least one of the conductors including three consecutive end loop segments and two straight segments, is formed from a single continuous conductor, and one of the core slots houses a plurality of the straight segments arranged in at least one radial row.

Abstract translation: 本发明公开了一种无刷电机，包括壳体，固定磁场线圈，轴，轴承，极段和定子。 定子包括具有在定子芯的第一和第二端之间延伸的多个芯槽的芯。 定子还包括具有多个相的绕组，每个相具有至少一个导体，其具有设置在芯槽中的多个基本上直的部分。 直线段通过多个端环段在定子铁心的第一端和第二端交替连接。 由单个连续导体形成包括三个连续端环段和两个直段的至少一个导体的一部分，并且一个芯槽容纳多个设置在至少一个径向行中的直段。

公开(公告)号：US20050194850A1

公开(公告)日：2005-09-08

申请号：US11125022

申请日：2005-05-09

Applicant: Michael Bradfield ,  David Maley ,  Michael McCord ,  Chirs Bledsoe

Inventor： Michael Bradfield ,  David Maley ,  Michael McCord ,  Chirs Bledsoe

IPC: H01L25/11 ,  H02K11/04 ,  H02M1/00

CPC classification number: H01L25/115 ,  H01L2924/0002 ,  H02K11/046 ,  H01L2924/00

Abstract: An electronic package for an electrical machine preferably a rotary current generator includes a slip ring end (SRE) frame defining one end of a housing configured for mounting a rotor therein so as to be rotatable; a plurality of negative diodes dispersed in an angular fashion in the SRE frame acting as a negative heat sink; a plurality of positive diodes mounted on a separate electrically conductive plate located above a location of the plurality of negative diodes, the plate being configured as a positive heat sink having corresponding holes such that leads extending from each negative diode protrude directly therethrough and openings formed in the positive heat sink to engage a body of each positive diode; and a non-conductive separator fitted over a series of bosses that space the positive heat sink above a top surface defining the negative heat sink, the separator configured to electrically insulate the positive heat sink and negative heat sink from one another, wherein waste heat from the positive and negative heats sinks is to be carried off via vents configured in each and radially outwardly across surfaces defining each.

公开(公告)号：US20070209194A1

公开(公告)日：2007-09-13

申请号：US11356336

申请日：2006-02-16

Applicant: Michael Bradfield

Inventor： Michael Bradfield

IPC: H01F7/06

CPC classification number: H01F41/077 ,  H01F41/064 ,  Y10T29/49071 ,  Y10T29/49073 ,  Y10T29/5313

Abstract: A method of manufacturing an electrical coil. An embodiment of the method comprises providing a core, the core being constructed of a material suitable for use in an electrical coil, the core being of a generally cylindrical shape; providing wire, the wire being of a type suitable for use in an electrical coil, the wire comprising an electrical conductor surrounded by insulation, the electrical conductor having a substantially circular cross-section; winding the wire around an outer surface of the core; and while the wire is winding, compressing the wire thereby causing the cross-section of the electrical conductor to permanently change shape. In an aspect of an embodiment of the present invention, the step of compressing the wire comprises the steps of positioning the wire between the core and at least one cylindrical roller; and apply force against the wire with the at least one cylindrical roller.

Abstract translation: 一种制造电线圈的方法。 该方法的一个实施例包括提供一个芯，该芯由适合用于电线圈的材料构成，该芯是大致圆柱形的; 提供导线，该导线是适合用于电线圈的类型的线，该导线包括由绝缘体围绕的电导体，该导体具有基本圆形的横截面; 将线缠绕在芯的外表面上; 并且当线缠绕时，压缩线，从而导致电导体的横截面永久地改变形状。 在本发明的实施例的一个方面，压缩线的步骤包括以下步骤：将线定位在芯和至少一个圆柱形辊之间; 并用所述至少一个圆柱滚子对所述线施力。

公开(公告)号：US20060232905A1

公开(公告)日：2006-10-19

申请号：US11109578

申请日：2005-04-19

Applicant: Michael Bradfield ,  Richard Huibregtse

Inventor： Michael Bradfield ,  Richard Huibregtse

IPC: H02H5/04

CPC classification number: H01H81/02 ,  H01H71/164

Abstract: An electrical current overstress protection device for use with a power source and an overload protection switch comprising a main conductor member receiving current from the power source; a parallel conductor member connected to the main conductor member; and an area of localized increased electrical resistance located on the parallel conductor member and located proximate to the overload protection switch.

Abstract translation: 一种与电源一起使用的电流过应力保护装置和包括从电源接收电流的主导体部件的过载保护开关; 连接到主导体构件的平行导体构件; 以及位于平行导体构件上并位于过载保护开关附近的局部增加的电阻的区域。

公开(公告)号：US20060208595A1

公开(公告)日：2006-09-21

申请号：US11080746

申请日：2005-03-15

Applicant: Michael Bradfield

Inventor： Michael Bradfield

IPC: H02K3/00 ,  H02K1/00

CPC classification number: H02K3/28

Abstract: A stator assembly for a dynamoelectric machine includes a core having a plurality of stator teeth and n sets of independent, three-phase windings disposed around the core. Each of the three phase windings are shifted from one adjacent slot winding by an electrical angle of π/(3n)+θ, and are shifted from the opposite adjacent slot winding by an electrical angle of π/(3n)−θ.

Abstract translation: 用于电动机的定子组件包括具有多个定子齿的芯和设置在芯周围的n组独立的三相绕组。 三相绕组中的每一个从一个相邻的槽绕组偏移π/（3n）+θ的电角度，并且从相对的相邻的槽绕组偏移π/（3n）-θ的电角度。

公开(公告)号：US20060043805A1

公开(公告)日：2006-03-02

申请号：US11217639

申请日：2005-09-01

Applicant: Michael Bradfield

Inventor： Michael Bradfield

IPC: H02K9/00 ,  H02K11/04 ,  H02K11/00 ,  H02K19/36

CPC classification number: H02K5/1732 ,  H02K5/20 ,  H02K9/06 ,  H02K11/046 ,  H02K11/33 ,  H02K19/365

Abstract: Disclosed herein is an electronic package for an electrical machine including a slip ring end frame; a plurality of negative diodes dispersed in an angular fashion in the SRE frame acting as a negative heat sink; a plurality of positive diodes mounted on a separate electrically conductive plate located above a location of the plurality of negative diodes; a non-conductive separator fitted over a series of bosses, configured to electrically insulate; a terminal assembly configured to make appropriate electrical connections between the positive and negative diodes, stator phase leads, and a regulator, which is operably fastened to the SRE frame at a plurality of locations, the regulator electrically connects to the positive heat sink, a stator phase terminal extending from the terminal assembly, SRE frame, and a brush holder; wherein the regulator is perpendicular to the SRE frame.

Abstract translation: 本文公开了一种用于电机的电子封装，其包括滑环端框架; 在作为负散热器的SRE框架中以角度方式分散的多个负极二极管; 安装在位于所述多个负二极管的位置上方的单独的导电板上的多个正极二极管; 安装在一系列凸起上的非导电隔离件，构造成电绝缘; 端子组件，被配置为在正和负二极管之间进行适当的电连接，定子相引线和调节器，其在多个位置处可操作地紧固到SRE框架，调节器电连接到正散热器，定子 从端子组件，SRE框架和电刷架延伸的相位端子; 其中所述调节器垂直于所述SRE框架。

公开(公告)号：US20050001492A1

公开(公告)日：2005-01-06

申请号：US10702029

申请日：2003-11-04

Applicant: Michael Bradfield ,  David Maley ,  Michael McCord ,  Chris Bledsoe

Inventor： Michael Bradfield ,  David Maley ,  Michael McCord ,  Chris Bledsoe

IPC: H01L25/11 ,  H02K11/04 ,  H02K11/00 ,  H02K9/00

CPC classification number: H01L25/115 ,  H01L2924/0002 ,  H02K11/046 ,  H01L2924/00

Abstract: An electronic package for an electrical machine preferably a rotary current generator includes a slip ring end (SRE) frame defining one end of a housing configured for mounting a rotor therein so as to be rotatable; a plurality of negative diodes dispersed in an angular fashion in the SRE frame acting as a negative heat sink; a plurality of positive diodes mounted on a separate electrically conductive plate located above a location of the plurality of negative diodes, the plate being configured as a positive heat sink having corresponding holes such that leads extending from each negative diode protrude directly therethrough and openings formed in the positive heat sink to engage a body of each positive diode; and a non-conductive separator fitted over a series of bosses that space the positive heat sink above a top surface defining the negative heat sink, the separator configured to electrically insulate the positive heat sink and negative heat sink from one another, wherein waste heat from the positive and negative heats sinks is to be carried off via vents configured in each and radially outwardly across surfaces defining each.

公开(公告)号：US20060192447A1

公开(公告)日：2006-08-31

申请号：US11067840

申请日：2005-02-28

Applicant: Michael Bradfield

Inventor： Michael Bradfield

IPC: H02K11/00

CPC classification number: H02K3/50 ,  H02K11/046

Abstract: A terminal assembly for use with a stator for a dynamoelectric machine having a plurality of leads extending therefrom includes a molded body having a plurality of cavities receptive to a respective lead of the plurality of leads; and a plurality of electrically conductive terminals insert molded with the molded body. Each terminal of the plurality of terminals is configured and positioned for electrical communication with corresponding leads providing appropriate electrical connections between either or both another lead of the plurality of leads and a rectifier bridge.

Abstract translation: 一种用于具有从其延伸的多个引线的电动机的定子的终端组件包括：具有接纳多个引线的相应引线的多个空腔的成型体; 以及多个导电端子，其与所述成型体成型模制。 多个端子的每个端子被配置和定位成与相应的引线电连通，从而在多个引线的一个引线和两个引线之间提供适当的电连接以及整流桥。

公开(公告)号：US20060022533A1

公开(公告)日：2006-02-02

申请号：US10899739

申请日：2004-07-27

Applicant: Roger Hartman ,  Michael Bradfield

Inventor： Roger Hartman ,  Michael Bradfield

IPC: H02K11/00

CPC classification number: H02K11/028

Abstract: A dynamoelectric machine includes a rotor having a rotor shaft; two flux carrying segments rotatably disposed on the rotor shaft; a field coil disposed between the two flux carrying segments, the field coil having a pair of coil leads; an insulative member disposed at one end of the shaft; a pair of slip rings longitudinally spaced on the insulative member and having respective coupling terminals; and a diode having a pair of diode leads, each diode lead electrically connected to one of the pair of coil leads of the field coil and to one of the respective coupling terminals, the diode configured to suppress electrical noise as a result of an interface between the pair of slip rings and respective brushes.

Abstract translation: 电动机包括具有转子轴的转子; 可旋转地设置在转子轴上的两个磁通承载部分; 设置在所述两个磁通承载部分之间的励磁线圈，所述励磁线圈具有一对线圈引线; 设置在所述轴的一端的绝缘构件; 一对在所述绝缘构件上纵向隔开并具有各自的联接端子的滑环; 以及具有一对二极管引线的二极管，每个二极管引线电连接到励磁线圈的一对线圈引线中的一个，并且连接到相应的耦合端子中的一个，该二极管被配置为由于二极管引线之间的界面而抑制电噪声 一对滑环和相应的刷子。