H02K3/52

On-vehicle brushless motor device and method of manufacturing the same
11527935 · 2022-12-13 · ·

To provide an on-vehicle brushless motor device capable of being downsized with respect to an axial direction of a rotor and a method of manufacturing the same. The on-vehicle brushless motor device 1 includes a brushless motor 10 and an electronic substrate 30. The brushless motor 10 includes a rotor 12 and a stator 16 including a plurality of coils 18 arranged around the rotor 12. The electronic substrate 30 is arranged on a side opposite to an output side of the brushless motor 10 along a plane P intersecting an axial direction X. The on-vehicle brushless motor device 1 further includes a soldering portion 40 that connects a coil wire 20 of the coil 18 and the electronic substrate 30.

Terminal connector assembly with an overmolded unit with coil end windings

A vehicle electric machine assembly including a stator core and a terminal block is provided. The stator core includes one or more three-phase terminals connected to end windings. The terminal block includes a connector for each of the three-phase terminals. A portion of the end windings extending from the stator core, the three-phase terminals, and the terminal block are overmolded as a single unit such that a portion of each of the connectors is exposed for connection to an inverter. The terminal block may further include one or more threaded apertures, each sized to receive a threaded stud to facilitate an electrical connection between one of the one or more three-phase terminals and the inverter. Each of the one or more three-phase terminals may extend axially along an axis substantially parallel to a central axis of a rotor disposed within a cavity defined by the stator core.

Double/twin radial air gap permanent magnet brushless motor

A twin radial air gap permanent-magnet-on-rotor brushless motor with a rotor comprising two magnet rings and a stator comprising individual iron-core-based stator pole modules containing a wound stator pole element with outward facing and inward facing radial pole surfaces, co-planar with the two magnet rings across the twin radial motor operating air gaps. Pole modules are mounted in a circular array upon an insulating surface or printed circuit board in automatic assembly operations interconnecting field coil windings in the desired pattern and including other electrical control components, with pole modules centered on the motor rotation axis and predominantly enclosed by the rotor. Field coil windings are supported by insulating bobbins located around the radial extent of the stator pole elements between the outer and inner facing radial pole surfaces with electrical means for connection to the electrical interconnection function supplied with the insulating surface or circuit board.

Motor
11522415 · 2022-12-06 · ·

A motor includes a housing and a metal shield plate. The housing includes a bearing holder. The shield plate includes a shield plate main body and a protrusion that protrudes upward from the shield plate main body. The protrusion has a tubular shape. In manufacturing the motor, the protrusion of the shield plate is inserted into a through-hole in the bearing holder. A working deformation portion is then formed such that an upper end of the protrusion is deformed to contact an upper surface of the bearing holder.

MEDIA GAP MOTOR FOR A TURBOCHARGER
20220385120 · 2022-12-01 ·

The present disclosure relates to a media gap motor for a turbocharger. The proposed media gap motor contains a rotor and a stator, wherein the stator comprises multiple fins which extend from an inner portion radially towards the rotor in a flow chamber formed between the stator and the rotor. The fins do not extend by means of their inner portions as far as the rotor, and therefore a gap is formed between an inner end of the fins and the rotor, wherein in internal diameter of the fins is at least 1.2 times and at most 3 times an external diameter of the rotor.

Manufacturing method of electric pump
11515766 · 2022-11-29 · ·

A manufacturing method of an electric pump includes engaging and welding first and second extended portions with first and second hooks, respectively, and cutting a plurality of connecting portions after the engaging and welding.

ROTARY MOTOR STATOR
20220376580 · 2022-11-24 ·

A rotary motor stator includes a plurality of stator teeth and a plurality of terminal securing blocks. The stator teeth are arranged in a ring to define a rotor accommodation space. Each stator tooth includes an inner side, a winding section and an outer side. The inner side is closer to the rotor accommodation space than the outer side, and the winding section is located between the inner side and the outer side for winding a coil. Each terminal securing block is fixed to the outer side of each stator tooth, and each terminal securing block includes a first wire slot configured to secure an end of the coil. An angle between a line passing through a center of the ring and a center of each terminal securing block and a lengthwise direction of the first wire slot is an acute angle.

ROTARY MOTOR STATOR
20220376580 · 2022-11-24 ·

A rotary motor stator includes a plurality of stator teeth and a plurality of terminal securing blocks. The stator teeth are arranged in a ring to define a rotor accommodation space. Each stator tooth includes an inner side, a winding section and an outer side. The inner side is closer to the rotor accommodation space than the outer side, and the winding section is located between the inner side and the outer side for winding a coil. Each terminal securing block is fixed to the outer side of each stator tooth, and each terminal securing block includes a first wire slot configured to secure an end of the coil. An angle between a line passing through a center of the ring and a center of each terminal securing block and a lengthwise direction of the first wire slot is an acute angle.

3-PHASE CONNECTOR INTEGRATED STATOR AND ELECTRIC COMPRESSOR INCLUDING THE SAME

The present disclosure relates to a 3-phase connector integrated stator and an electric compressor including the same. The 3-phase connector integrated stator includes: a stator including a plurality of teeth formed to extend from a cylindrical core, insulators coupled to the core and the teeth so as to surround outer sides of the core and the teeth, and coils wound on outer sides of the insulators at the respective teeth; a motor cover coupled to an upper insulator in a central axis direction of the stator and having a connector coupling part protruding upwardly from an upper plate; and a 3-phase connector inserted into and coupled to the connector coupling part of the motor cover and having connection pins connected to 3-phase coils of the stator. Therefore, the 3-phase connector may be easily assembled to the stator, and the connector pins may be easily assembled to the 3-phase connector.

Coil support for electric motor
11594932 · 2023-02-28 · ·

A coil support for an electric motor includes a coil holding arrangement having coil holding portions configured to hold a corresponding number of coils. A connectics receiving arrangement is configured as a housing for interconnected cables and coil wires. The connectics receiving arrangement comprises a cable receiving portion having recesses configured to receive the cables and a wire receiving portion having through-holes extending from a top surface to a bottom surface of the wire receiving portion. The top surface of the wire receiving portion is arranged adjacent the coil holding arrangement and the bottom surface of the wire receiving portion is located in the connectics receiving arrangement so as to provide for electrical interconnection of the coils with corresponding ones of the cables. A separation wall is arranged between the bottom surface of the wire receiving portion and the coil holding arrangement.