WO2016206857A1 - Dispositif à moteur électrique - Google Patents
Dispositif à moteur électrique Download PDFInfo
- Publication number
- WO2016206857A1 WO2016206857A1 PCT/EP2016/060638 EP2016060638W WO2016206857A1 WO 2016206857 A1 WO2016206857 A1 WO 2016206857A1 EP 2016060638 W EP2016060638 W EP 2016060638W WO 2016206857 A1 WO2016206857 A1 WO 2016206857A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- heat
- motor device
- electric motor
- unit
- winding
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D11/00—Portable percussive tools with electromotor or other motor drive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D2250/00—General details of portable percussive tools; Components used in portable percussive tools
- B25D2250/091—Electrically-powered tool components
- B25D2250/095—Electric motors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
- H02K2211/03—Machines characterised by circuit boards, e.g. pcb
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
- H02K7/145—Hand-held machine tool
Definitions
- the motor apparatus The motor apparatus
- the invention is based on an electric motor device, in particular a brushless DC motor device, with at least one winding unit, with at least one control electronics unit and with at least one temperature measuring unit which has at least one temperature measuring element which is arranged on the control electronics unit, in particular on a circuit board of the control electronics unit.
- the temperature measuring unit comprises at least one heat-conducting element which is formed differently by an air gap and connects at least one winding element of the winding unit and the at least one temperature measuring element.
- the heat-conducting element preferably has a thermal conductivity of more than 0.1 W / (m * K), in particular more than 1 W / (m * K), advantageously more than 5 W / (m * K) and particularly advantageously more than 10 W / (m * K).
- the heat-conducting element is a heat conductor tion (heat diffusion or conduction) provided at least between the winding unit and the temperature measuring element.
- the heat-conducting element is configured such that a correlation coefficient of a temperature measured directly on a surface of the at least one winding element and a surface of the heat-conducting element facing the temperature measuring element
- the heat-conducting element measured temperature has a value greater than 0.7, preferably greater than 0.9 and particularly preferably greater than 0.94.
- the heat-conducting element has a low heat transfer resistance, in particular a heat transfer resistance smaller a ls 0.1 (m 2 * K) / W, on.
- the heat-conducting element is formed from an electrically insulating material.
- the heat-conducting element may be in liquid or solid form, in particular at least during an arrangement of the heat-conducting element on the at least one winding element and / or on the at least one temperature measuring element.
- the temperature measuring element is preferably designed as a temperature sensor. Particularly preferably, the temperature measuring element is designed as a thermistor (NTC). However, it is also conceivable that the temperature measuring element has another, a skilled person appear appropriate design, such as a configuration as a PTC thermistor, as a measuring resistor, as a semiconductor temperature sensor o. The like.
- the control electronics unit is provided at least for controlling and / or regulating at least one electric motor parameter of the electric motor device, such as a rotational speed, a torque, a commutation or the like.
- the control electronics unit preferably comprises a circuit board on which at least electronic components, in particular semiconductor components, of the control electronics unit are arranged at least for control and / or regulation of at least one electric motor parameter.
- the board of the control The electronic unit is preferably designed as a printed circuit board, in particular as a SM D printed circuit board (surface-mounted device printed circuit board).
- the board of the control electronics unit is designed as a Hall sensor board, on which in particular at least one designed as a Hall sensor element electronic component of the control electronics unit is arranged.
- control electronics unit comprises a plurality of Hall sensor elements, which are arranged on the board of the control electronics unit.
- the at least one Hall sensor element is preferably provided for detecting a magnetic flux of a rotor of the electric motor device in order to enable control and / or regulation of at least one electric motor parameter of the electric motor device.
- the Hall sensor element is arranged in the region of a stator of the electric motor device.
- the electric motor device in particular the brushless DC motor device, is particularly preferably provided for use with and / or installation in a portable power tool, in particular a cordless portable power tool.
- the electric motor device in particular the brushless DC motor device, is intended for use with and / or installation in a gardening machine.
- the winding unit is preferably designed as a coil unit, which in particular has a configuration already known to a person skilled in the art.
- the electric motor device may comprise a single winding unit arranged around a rotor of the electric motor device, or may comprise a plurality of winding units which, particularly evenly distributed, are arranged around a rotor of the electric motor device or which are surrounded by a rotor of the electric motor device.
- a high-quality temperature measurement of the electric motor device in particular on a stator of the electric motor device, can be achieved. It can be advantageously a high process reliability in a temperature measurement on the electric motor device, in particular on a stator of the electric motor device can be achieved.
- a temperature measurement with a high correlation with a temperature actually prevailing at the at least one winding element can be made possible.
- the heat-conducting element at least partially bears against the at least one winding element and at least partially against the at least one temperature-measuring element.
- the heat-conducting element preferably comprises at least one contact surface which bears against the at least one winding element.
- the contact surface bears against a plurality of winding elements of the winding unit.
- the heat-conducting element comprises at least one further contact surface, which bears against the at least one temperature-measuring element.
- the further contact surface is applied to a plurality of temperature measuring elements of the temperature measuring unit.
- the at least one winding element is formed from copper.
- the at least one winding element is formed from another material which appears appropriate to a person skilled in the art.
- all winding elements of the winding unit are formed from copper.
- the heat-conducting element is elastically deformable.
- elastically deformable is meant, in particular, a property of an element which allows a repeated deformation of the element without mechanically damaging or destroying the element, the element, in particular, automatically striving for a basic shape after deformation
- a large contact area between the heat-conducting element and the at least one winding element and / or the at least one temperature measuring element can be achieved.
- the heat-conducting element, the at least one temperature measuring element at least in an assembled state of the control Electronic unit, in particular at least in a mounted on the winding unit state of the control electronics unit at least largely surrounds.
- the heat-conducting element preferably surrounds the at least one temperature-measuring element, viewed along a circumferential direction, at least more than 10%, preferably at least more than 30% and particularly preferably at least more than 70% of a total circumferential extent of the temperature measuring element. It is also conceivable for the heat-conducting element to completely surround the at least one temperature-measuring element at least in a mounted state of the control electronics unit, in particular in a state of the control electronics unit mounted on the winding unit.
- the heat-conducting element is fixed to the at least one winding element at least on one side of the at least one winding element facing the control electronics unit.
- the winding element is preferably fixed to the at least one winding element by means of a material-locking connection on the side of the at least one winding element facing the control electronics unit.
- the heat-conducting element is fixed alternatively or additionally by means of a form-fitting and / or material connection on the side facing the control electronics unit side of the at least one winding element to the at least one winding element.
- the heat-conducting element has an adhesive layer on at least one side.
- the heat-conducting element has an adhesive layer on more than one side.
- the heat-conducting element has an adhesive layer on only one side of the heat-conducting element.
- the heat-conducting element in at least one further exemplary embodiment has two each side facing away from the heat conducting element in each case an adhesive layer.
- Rotor of the electric motor device having an axis of rotation, wherein the heat-conducting, as viewed along an at least substantially parallel to the axis of rotation extending direction, at least partially, in particular completely, between the winding unit and the control electronics unit, in particular the board of the electronic control unit is arranged.
- substantially parallel is to be understood here as meaning, in particular, an alignment of a direction relative to a reference direction, in particular in a plane, wherein the direction relative to the reference direction is a deviation, in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than
- a particularly advantageous contact of the heat-conducting element on the winding unit and the at least one temperature measuring element can be achieved since an advantageous compression of the heat-conducting element can be achieved on the winding unit as a result of an arrangement of the control electronics unit, in particular the board of the control electronics unit is.
- the winding unit in particular in at least one embodiment of the electric motor device, is at least partially encapsulated with the heat-conducting element.
- the heat-conducting element is preferably designed as a multi-component heat-conducting element in this exemplary embodiment. It can be advantageously realized a large contact surface between the heat conducting element and the winding unit.
- the heat-conducting element particularly preferably has a Shore OO hardness of less than or equal to 50.
- a portable power tool in particular a drill and / or chisel hammer, proposed with at least one electric motor device according to the invention.
- the portable power tool is designed as a portable portable power tool that can be rubbed by a battery.
- the portable power tool is designed as a portable machine tool that can be operated by cable.
- a "portable machine tool” is to be understood here in particular as meaning a machine tool for machining workpieces that can be transported by an operator so that it can not be transported, the portable machine tool in particular has a mass which is less than 40 kg, preferably less than 10 kg and particularly preferably less than 5 kg.
- the portable power tool is designed as a drill and / or chisel hammer, but it is also conceivable that the portable power tool has another configuration which appears expedient to a person skilled in the art, for example a design as Drilling machine, as a jigsaw, as a circular saw, as a planing machine, as a gardening machine o. The like.
- the electric motor device according to the invention and / or the portable power tool according to the invention should / should not be limited to the application and embodiment described above.
- the electric motor device according to the invention and / or the portable power tool according to the invention may have a number deviating from a number of individual elements, components and units specified herein for fulfilling a mode of operation described herein.
- values lying within the stated limits are also to be disclosed as disclosed and used as desired.
- FIG. 1 shows a portable power tool according to the invention with an electric motor device according to the invention in a schematic representation
- FIG. 2 is a sectional view of the electric motor device according to the invention in a schematic representation
- Fig. 3 is an exploded view of a winding unit, a control electronics unit and a temperature measuring unit of the electric motor device according to the invention in a schematic representation and
- FIG. 4 shows a detailed view of an arrangement of a heat-conducting element of the temperature measuring unit of the electric motor device according to the invention in a schematic representation.
- Figure 1 shows a portable machine tool 30 which is designed as a drill and / or chisel hammer.
- the portable power tool 30 has another, a skilled person appear appropriate design, such as an embodiment as a drill, as a grinder, as a chainsaw, as a branch saw, as Multifunktionsmaschi- ne, as a planing machine, as a lawn trimmer, as Lawn mower or the like.
- the portable power tool 30 is preferably formed as a battery-powered portable power tool.
- the portable power tool 30 is designed as a portable machine tool that can be operated by cable.
- the portable power tool 30 comprises in the embodiment shown in Figure 1 at least one percussion device 32.
- the portable power tool 30 includes a machine tool housing 34, on which in a front portion 36 a tool receiving member 38 of the portable power tool 30 for receiving a technik- zeugs 40 is arranged.
- the tool receiving element 38 is preferably designed as a chuck or as an SDS® tool holder.
- the portable power tool 30 comprises a main handle 44 for guiding the portable power tool 30 and transmitting force from an operator to the portable power tool 30.
- the portable power tool 30 is further provided with a detachable auxiliary handle 46.
- the additional handle 46 can be releasably attached to the machine tool housing 34, in particular in the region of the tool receiving element 38, via a latching connection and / or other connections that appear useful to a person skilled in the art.
- the portable power tool 30 includes at least one electric motor device 10.
- the electric motor device 10 is formed as a brushless DC motor device. However, it is also conceivable that the electric motor device 10 has another configuration that appears appropriate to a person skilled in the art.
- the electric motor device 10 is provided in particular for generating a drive torque and for generating a shock pulse by means of the striking mechanism device 32. Via an output unit 48 of the portable power tool 30 is a drive torque of an electric motor device 10 at least to generate a shock pulse to the
- Impact device 32 transferable It is also conceivable that the portable power tool 30 is decoupled from the output unit 48 is formed and the electric motor device 10 acts to generate a shock pulse substantially directly to the percussion device 32.
- a percussion pulse of percussion device 32 can be generated in a manner already known to a person skilled in the art.
- the drive torque for generating a rotational movement of the insert tool 40 via a designed as a hammer tube guide element (not shown here) of Schlagtechnikvorraum 32 and / or arranged on the tool receiving element 38 rotational drive element (not shown here) of Schlagtechnikvorraum 32nd transferable to the tool receiving element 38.
- FIG. 2 shows a sectional view of the electric motor device 10 in a state of the electric motor device dismantled by the portable power tool 30.
- the electric motor device 10 comprises at least one winding unit 12, at least one control electronics unit 14 and at least one temperature measuring unit 16, which has at least one temperature measuring element 18 which is arranged on the control electronics unit 14.
- the temperature measuring unit 16 is provided at least for a measurement of a temperature of the winding unit 12.
- the at least one temperature measuring element 18 is arranged on a circuit board 50 of the control electronics unit 14.
- the at least one temperature measuring element 18 is designed as a temperature sensor, in particular as an electronic temperature sensor.
- the at least one temperature measuring element 18 is designed as a thermistor.
- the temperature measuring element 18 is designed as another temperature sensor which appears expedient to a person skilled in the art.
- the at least one temperature-measuring element 18 is arranged on the circuit board 50 on a side of the circuit board 50 facing the winding unit 12.
- the at least one temperature-measuring element 18 it is also conceivable for the at least one temperature-measuring element 18 to be arranged on the circuit board 50 at another position that appears appropriate to a person skilled in the art.
- the temperature measuring unit 16 comprises a plurality of temperature measuring elements 18 which are arranged on the circuit board 50.
- the electronic control unit 14 is provided for controlling and / or regulating at least one electric motor parameter of the electric motor device 10, such as a rotational speed, a torque, a commutation or the like.
- the circuit board 50 is designed as a Hall sensor board on which at least one Hall sensor element 52 of the control electronics unit 14 is arranged.
- the Hall sensor element 52 is provided in a manner known to a person skilled in the art at least for detecting a magnetic flux of a rotor 56 of the electric motor device 10.
- the Hall sensor element 52 is arranged on the winding unit 12 facing side of the board 50 on the board 50.
- the circuit board 50 in particular at least the circuit board 50 of the control electronics unit 14, is connected to the winding unit 12, in particular to a carrier element 54 of the winding unit. unit 12, arranged, in particular fixed thereto ( Figure 3).
- the winding unit 12 at least partially forms a stator of the electric motor device 10.
- the rotor 56 is rotatably mounted relative to the winding unit 12, in particular to the stator, in a manner already known to a person skilled in the art.
- the rotor 56 comprises at least one magnetic element 58, in particular at least one permanent magnet.
- the magnetic element 58 is surrounded by the winding unit 12 in the exemplary embodiment described here. However, it is also conceivable that the magnetic element 58 in an alternative embodiment of the electric motor device 10, the winding unit 12 at least partially surrounds.
- the temperature measuring unit 16 includes at least one different from one
- Air gap formed heat conducting element 20 which connects at least one winding element 22 of the winding unit 12 and the at least one temperature measuring element 18 with each other.
- the at least one winding element 22 is preferably designed as a copper wire, which forms at least part of a coil of the electric motor device 10.
- the at least one winding element 22 is arranged on the carrier element 54 of the winding unit 12 in a manner already known to a person skilled in the art.
- the electric motor device 10, in particular the rotor 56 of the electric motor device 10 comprises an axis of rotation 26, wherein the heat-conducting element 20, viewed along a direction 28 extending at least substantially parallel to the axis of rotation 26, is arranged at least partially between the winding unit 12 and the control electronics unit 14.
- the heat-conducting element 20 viewed along the at least substantially parallel to the axis of rotation 26 extending direction 28, at least partially disposed between the at least one winding element 22 and the at least one temperature measuring element 18.
- the heat-conducting element 20 abuts at least partially on the at least one winding element 22 and at least partially on the at least one temperature measuring element 18, in particular in a functional state of the electric motor device 10.
- the temperature measuring unit 16 may comprise a plurality of heat-conducting elements 20, wherein in particular a number bathleitele- 20 corresponds to a number of temperature measuring elements 18.
- more than at least one heat-conducting element 20 is assigned to a single temperature-measuring element 18 or that more than at least one temperature-measuring element 18 is assigned to a single heat-conducting element 20.
- the heat-conducting element 20 is designed elastically deformable.
- the heat-conducting element 20 has a Shore OO hardness of less than or equal to 60, in particular less than or equal to 50.
- the heat-conducting element 20 is designed in particular as a so-called gap pad or gap filling material.
- the heat-conducting element 20 is fixed to the at least one winding element 22 at least on one side of the at least one winding element 22 facing the control electronics unit 14 (FIGS. 3 and 4).
- the heat-conducting element 20 surrounds the at least one temperature-measuring element 18 at least in a mounted state of the control electronics unit 14, in particular at least in a state of the circuit board 50 of the control electronics unit 14 arranged on the winding unit 12 (FIG. 4).
- the heat-conducting element 20 rests at least to a large extent on an outer contour, in particular on an outer surface, of the temperature measuring element 18.
- the heat-conducting element 20 rests at least to a large extent on an outer contour, in particular on an outer surface, of the temperature measuring element 18, in particular by pressing the temperature measuring element 18 against the heat-conducting element 20 as a result of mounting the circuit board 50 on the winding unit 12.
- vibration-reducing properties can also be advantageously realized in particular.
- a probability of an oscillation of the temperature measuring element 18 can advantageously be kept low or a swaying of the temperature measuring element 18 can advantageously be prevented.
- the heat-conducting element 20 has an adhesive layer 24 on at least one side (FIG. 4).
- the heat-conducting element 20 has an adhesive layer 24 at least on one side of the heat-conducting element 20 facing the winding unit 12, in particular in a state of the heat-conducting element 20 arranged on the winding unit 12.
- the adhesive layer 24 is arranged on a side of the heat-conducting element 20 facing the temperature-measuring element 18, or that the heat-conducting element 20 has two adhesive layers 24, one of the adhesive layers 24 being arranged on a side of the heat-conducting element 20 facing the winding unit 12 on the heat-conducting element 20 and one the adhesive layers 24 are arranged on a side of the heat-conducting element 20 facing the temperature-measuring element 18 on the heat-conducting element 20.
- the winding unit 12, in particular the at least one winding element 22 is at least partially encapsulated with the heat-conducting element 20.
- the heat-conducting element 20 is preferably formed from a multi-component material, the heat-conducting element 20 being so elastic after an injection molding process that the heat-conducting element 20 at least largely surrounds the temperature-measuring element 18 as a result of pressing the temperature measuring element 18 against the heat-conducting element 20 ,
- Other embodiments of the heat-conducting element 20 which appear appropriate to a person skilled in the art are also conceivable.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
Abstract
L'invention concerne un dispositif à moteur électrique, notamment un dispositif à moteur à courant continu sans balais, comprenant au moins une unité d'enroulement (12), comprenant au moins une unité électronique de commande (14) et comprenant au moins une unité de mesure de température (16), laquelle possède au moins un élément de mesure de température (18) qui est monté sur l'unité électronique de commande (14), notamment sur une platine (50) de l'unité électronique de commande (14). Selon l'invention, l'unité de mesure de température (16) comprend au moins un élément conducteur de chaleur (20) ayant une configuration différente d'un entrefer, lequel relie ensemble au moins un élément d'enroulement (22) de l'unité à enroulement (12) et ledit élément de mesure de température (18).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201680037356.XA CN107787545B (zh) | 2015-06-23 | 2016-05-12 | 电动机设备 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015211580.1A DE102015211580A1 (de) | 2015-06-23 | 2015-06-23 | Elektromotorvorrichtung |
DE102015211580.1 | 2015-06-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016206857A1 true WO2016206857A1 (fr) | 2016-12-29 |
Family
ID=56024272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2016/060638 WO2016206857A1 (fr) | 2015-06-23 | 2016-05-12 | Dispositif à moteur électrique |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN107787545B (fr) |
DE (1) | DE102015211580A1 (fr) |
WO (1) | WO2016206857A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3567705A1 (fr) * | 2018-05-09 | 2019-11-13 | Volkswagen Aktiengesellschaft | Stator pour une machine électrique et procédé de fabrication d'une machine électrique |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2873037T3 (es) * | 2018-06-25 | 2021-11-03 | Idneo Tech S A U | Vibrador para hormigón |
EP3608063A1 (fr) | 2018-08-07 | 2020-02-12 | Hilti Aktiengesellschaft | Machine-outil portative et procédé de fonctionnement d'une machine-outil portative |
US20210296968A1 (en) * | 2020-03-19 | 2021-09-23 | Kollmorgen Corporation | System for measuring motor temperature |
JP2022066012A (ja) * | 2020-10-16 | 2022-04-28 | 株式会社マキタ | オイルパルス工具 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000184659A (ja) * | 1998-12-14 | 2000-06-30 | Kusatsu Denki Kk | モータ |
JP2004140976A (ja) * | 2002-10-21 | 2004-05-13 | Nissei Corp | ブラシレスモータ |
EP2533405A1 (fr) * | 2011-06-10 | 2012-12-12 | ebm-papst Mulfingen GmbH & Co. KG | Stator pour un moteur EC et moteur EC doté d'un tel stator |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202007007391U1 (de) * | 2007-05-24 | 2008-10-02 | Ebm-Papst Mulfingen Gmbh & Co. Kg | Stator für einen Elektromotor |
CN203166700U (zh) * | 2013-01-06 | 2013-08-28 | 广东威灵电机制造有限公司 | 电机及用于电机的监测装置 |
JP6079253B2 (ja) * | 2013-01-18 | 2017-02-15 | コベルコ建機株式会社 | 電動機 |
CN203377743U (zh) * | 2013-07-17 | 2014-01-01 | 广东威灵电机制造有限公司 | 电机温控器的固定结构及其应用的电机 |
CN203522446U (zh) * | 2013-09-12 | 2014-04-02 | 珠海格力电器股份有限公司 | 电机及其探测器固定座 |
JP6259715B2 (ja) * | 2014-05-30 | 2018-01-10 | Kyb株式会社 | 回転電機 |
-
2015
- 2015-06-23 DE DE102015211580.1A patent/DE102015211580A1/de active Pending
-
2016
- 2016-05-12 CN CN201680037356.XA patent/CN107787545B/zh active Active
- 2016-05-12 WO PCT/EP2016/060638 patent/WO2016206857A1/fr active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000184659A (ja) * | 1998-12-14 | 2000-06-30 | Kusatsu Denki Kk | モータ |
JP2004140976A (ja) * | 2002-10-21 | 2004-05-13 | Nissei Corp | ブラシレスモータ |
EP2533405A1 (fr) * | 2011-06-10 | 2012-12-12 | ebm-papst Mulfingen GmbH & Co. KG | Stator pour un moteur EC et moteur EC doté d'un tel stator |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3567705A1 (fr) * | 2018-05-09 | 2019-11-13 | Volkswagen Aktiengesellschaft | Stator pour une machine électrique et procédé de fabrication d'une machine électrique |
DE102018207229A1 (de) * | 2018-05-09 | 2019-11-14 | Volkswagen Aktiengesellschaft | Stator für eine elektrische Maschine und Verfahren zum Herstellen einer elektrischen Maschine |
Also Published As
Publication number | Publication date |
---|---|
CN107787545B (zh) | 2021-11-19 |
DE102015211580A1 (de) | 2016-12-29 |
CN107787545A (zh) | 2018-03-09 |
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