CN206595845U - Motor - Google Patents
Motor Download PDFInfo
- Publication number
- CN206595845U CN206595845U CN201720168138.1U CN201720168138U CN206595845U CN 206595845 U CN206595845 U CN 206595845U CN 201720168138 U CN201720168138 U CN 201720168138U CN 206595845 U CN206595845 U CN 206595845U
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- Prior art keywords
- radiator
- cap
- motor
- circuit substrate
- heater element
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Abstract
The utility model provides a kind of motor.Motor of the present utility model has：Rotor, it has the rotary shaft extended in the vertical direction；Stator, it is opposed with the rotor；Shell, it keeps to the stator；Radiator, it is installed on the shell；And circuit substrate, it is provided with electronic unit and is configured on radiator.Electronic unit includes heater element.Shell has the cap of the cylinder portion of tubular and the end face of covering cartridge.Radiator connects with the upper surface of cap, and cap is installed on using fixed component.Heater element connects across heat-conduction component with radiator.
Description
Technical field
The utility model is related to motor.
Background technology
In the past, motor had rotor, stator and was equipped with the control unit of circuit substrate etc..When from external power source etc. via
When control unit is to stator supply electric power, rotor can relatively rotate relative to stator.
Various elements and distribution etc. are configured with circuit substrate.When from external power source etc. to circuit substrate galvanization,
Element and distribution on circuit substrate etc. generate heat.Such heating is not only there is a possibility that element autoclasia is it is also possible to make circuit
Substrate etc. deforms.Accordingly, it would be desirable to produced by entering to exercise element etc. heat to outside of motor etc. distribute wait tackle.
As it is as described above radiating reply one of, for example disclosed in Japanese Unexamined Patent Publication 2014-225998 publications by
The heat sink arrangements of the compositions such as metal material are in the construction on the periphery of control unit.Specifically, in the motor shell of drum
Top be provided with cover the top the first frame parts, be provided with the bottom of motor shell cover the bottom the second frame
Frame part.Heat sink arrangements are screwed on the first framework in the top of the first frame parts.In the upper surface of radiator
On be configured with power substrate, control base board is configured with the lower surface, side be configured with semiconductor module.Thus, power base
Heat produced by plate and the electronic unit of control base board, semiconductor module is passed to radiator and the first frame parts.Cause
This, it is suppressed that the temperature of electronic unit etc. rises, and suppresses or prevent damage, the destruction of electronic unit etc..
However, in the construction of Japanese Unexamined Patent Publication 2014-225998 publications, the upper and lower surface also in motor shell
On added the first frame parts and the second frame parts.Therefore, the size increase in the axial direction of the rotation axis of rotor, motor
Component count increase.Therefore, assembling procedure number and manufacturing cost increase.
Utility model content
The utility model is in view of the above circumstances, it is therefore intended that there is provided the size reduced on axial direction and with can hold
Change places the motor of the heat-dissipating structure assembled.
The motor of illustration of the present utility model has：Rotor, it has the rotary shaft extended in the vertical direction；Stator,
It is opposed with rotor；Shell, it keeps to stator；Radiator, it is installed on shell；And circuit substrate, it is provided with
Electronic unit, and be configured on radiator.Electronic unit includes heater element.Shell has the cylinder portion of tubular and covers cup portion 62
The cap of end face.Radiator connects with the upper surface of cap, and cap is installed on using fixed component.Heater element is across heat transfer
Part connects with radiator.
In the motor of illustration of the present utility model, radiator has incorporating section.Incorporating section is by the recess that is faced with cap
Or through hole is formed.At least a portion of cap is configured in incorporating section.
In the motor of illustration of the present utility model, cap has：Protuberance, it is axially protruded；And the ring of ring-type
Shape portion, the outer circumference end of itself and protuberance is continuously formed.At least a portion of protuberance is configured in incorporating section.Annulus is with dissipating
Hot device connects.
In the motor of illustration of the present utility model, protuberance connects with the bottom surface of recess.
The motor of illustration of the present utility model also has：Bearing, its supporting rotating shaft；And maintaining part, it enters to bearing
Row is kept.Maintaining part is configured in protuberance.
In the motor of illustration of the present utility model, fixed component is screw or rivet.
In the motor of illustration of the present utility model, cap, which has, inserts hole.Run through in hole is inserted inserted with fixed part
Part.
In the motor of illustration of the present utility model, the surface roughness inserted around hole of cap is less than the outer of cylinder portion
The surface roughness of side face.
In the motor of illustration of the present utility model, heater element is configured between radiator and circuit substrate.
In the motor of illustration of the present utility model, at least one of electronic unit in addition to heater element is installed
In on the face of the side opposite with radiator on circuit substrate.
In the motor of illustration of the present utility model, heat-conduction component includes the metal parts through circuit substrate.Heating
Element is installed on the face of the side opposite with radiator on circuit substrate.
In the motor of illustration of the present utility model, heat-conduction component includes radiating fat.
In the motor of illustration of the present utility model, heater element is switch element.
According to the utility model, using the teaching of the invention it is possible to provide reduce the size on axial direction and with dissipating for can easily being assembled
The motor of thermotectonics.
Below by way of the detailed description with reference to accompanying drawing to the utility model preferred embodiment, this can be more clearly understood that
Above-mentioned and other feature, key element, step, feature and the advantage of utility model.
Brief description of the drawings
Fig. 1 is the outline longitudinal section of the configuration example for the motor for showing first embodiment of the present utility model.
Fig. 2 is the outline for showing the configuration example between the radiator and circuit substrate of first embodiment of the present utility model
Longitudinal section.
Fig. 3 is the structure between the radiator and circuit substrate of the variation for showing first embodiment of the present utility model
The outline longitudinal section of example.
Fig. 4 is the outline for showing the configuration example between the radiator and circuit substrate of second embodiment of the present utility model
Longitudinal section.
Embodiment
Hereinafter, embodiment illustrated of the present utility model is illustrated referring to the drawings.In addition, in this manual,
The direction that the rotary shaft (with reference to Fig. 1 described later axle 101a) of rotor 101 extends is referred to as " axial direction "., will on the axial direction
Direction from axle 101a towards radiator 2 is referred to as axial " top ", will be referred to as from radiator 2 towards axle 101a direction
" lower section " of axial direction." radial direction ", " circumference " will be radially, circumferentially referred to as centered on axle 101a.In the table of each structural element
On face, " upper surface " will be referred to as towards the face of the top of axial direction, " lower surface " will be referred to as towards the face of the lower section of axial direction, by direction
The face of radial direction is referred to as " side ".
<1. first embodiment>
<The schematic configuration of 1-1. motors>
First, the motor 100 of the first embodiment of illustration of the present utility model is illustrated.Fig. 1 is to show this reality
With the outline longitudinal section of the configuration example of the motor 100 of new first embodiment.Fig. 1 is shown with comprising rotor 101
Section including rotation axis cuts off the section in the case of motor 100.Fig. 1 motor 100 is mounted in vehicle etc.
Motor.
Motor 100 has rotor 101, the stator 102 of ring-type, shell 1, radiator 2, circuit substrate 3, bearing 5, lid 104
And connector 105.
Rotor 101 has axle 101a and multiple magnet 101b.Axle 101a is the rotation that the upper and lower in axial direction is upwardly extended
Axle.Stator 102 is the armature of motor 100, arranged opposite with rotor 101.Shell 1 is metal framework.Shell 1 houses rotor
101 and stator 102 etc..Shell 1 is kept to stator 102 and bearing 5.
The good material of the heat conductivity such as using aluminium, copper of radiator 2 is formed.In this embodiment, using screw 6
Radiator 2 is installed on shell 1.Circuit substrate 3 has the control circuit of motor 100.Circuit substrate 3 be configured at radiator 2 it
On.The control circuit is electrically connected via the through hole for being arranged at radiator 2 and shell 1 (cap 1b described later) with stator 102.
Position-detection sensor 103 is provided with the lower surface of circuit substrate 3.The center of position-detection sensor 103
On axle 101a rotation axis.Position-detection sensor 103 detects the anglec of rotation of rotor 101.
Bearing 5 is the bearing for supporting axle 101a to rotate.Bearing 5 is such as the structure as ball bearing or sliding bearing
Into.Lid 104 is the part of protection circuit substrate 3.Lid 104 is configured on radiator 2 and circuit substrate 3.The covering radiating of lid 104
The upper surface of device 2 and the upper surface of circuit substrate 3.
Connector 105 is external connection terminals, via distribution 105a by circuit substrate 3 and external power source (omit and illustrate) with
And other external device (ED) (omitting diagram) electrical connections.There is provided when by electric power from external power source via connector 105 and circuit substrate 3
During to stator 102, rotor 101 can relatively rotate relative to stator 102.
<The structure of 1-2. shells>
Shell 1 has cylinder portion 1a, cap 1b and the lower cover 1c of tubular.Cap 1b is formed with cylinder portion 1a by same part.
Cap 1b covers the end face of cup portion 62 1a upper side.Lower cover 1c covers the end face of the opening of cup portion 62 1a lower side.Lower cover 1c is borrowed
Help fixing component (not shown) and be installed on a portion 1a lower end.Central opening 10a is formed with lower cover 1c middle body.
Bearing 5 is installed in central opening 10a and through inserted with axle 101a.In addition, Fig. 1 illustration is not limited to, cylinder portion 1a and lid
Portion 1b can also be different parts.
Cap 1b has protuberance 11, the annulus 12 of ring-type, prominent wall portion 13 and inserts hole 14.Protuberance 11 is from ring-type
The inner circumferential end in portion 12 is axially protruded.That is, it is continuously formed annulus 12 with the outer circumference end of protuberance 11.The inner side of protuberance 11
It is recessed upward.Middle body in the bottom surface of the inner side of protuberance 11 is formed with the central opening through insertion for axle 101a
10b。
Around central opening 10b prominent wall portion 13 is formed with along central opening 10b.Prominent wall portion 13 is from protuberance 11
The lower section extension that bottom is axially facing.Bearing 5 is installed in the inner side of prominent wall portion 13.That is, wall portion 13 of dashing forward is configured in protuberance 11.
Prominent wall portion 13 is the maintaining part kept to bearing 5.It is installed on cap 1b central opening 10b bearing 5 and is installed on down
Axle 101a supportings are together to rotate by the bearing 5 for covering 1c central opening 10a.
It is formed with the outside of prominent wall portion 13 and multiple inserts hole 14.Run through in these insert hole 14 inserted with screw 6.Separately
Outside, cap 1b and the fixed component being fixed are installed on using screw 6 as by radiator 2 in Fig. 1.However, being not limited to
The illustration, the fixed component can also be the miscellaneous parts such as rivet.
In cap 1b upper and lower surface (the especially outer surface of protuberance 11 and inner surface), to inserting hole 14
Around implement grinding etc., insert the surface roughness around hole 14 be less than shell 1 other parts (such as cylinder portion 1a's
Outer peripheral face) surface roughness.Thus, screw 6 and radiator 2 are easy to closely sealed with cap 1b.Therefore, by using screw 6, energy
It is enough that radiator 2 is more firmly installed on cap 1b and is fixed.
<The structure of 1-3. radiators>
As shown in figure 1, radiator 2 connects with cap 1b upper surface.Radiator 2 is installed on cap 1b using screw 6.
In motor 100, the miscellaneous parts such as framework are not present between shell 1 and radiator 2.Thus it is for example possible to make motor 100
Size on axial direction is smaller than there is the motor of the conventional construction of framework, can easily carry out the assembling of motor 100.Moreover, energy
Component count is enough reduced, the manufacturing cost of motor 100 is also reduced.
Radiator 2 has incorporating section 21, inserts opening 22 and screwed hole 23.Incorporating section 21 is the following table in radiator 2
The recess faced as shown in FIG. 1 with cap 1b on face.In the present embodiment, radiator 2 is single part.In addition,
The illustration is not limited to, radiator 2 can also be made up of multiple parts.
It is formed with the bottom surface of incorporating section 21 and inserts opening 22 and screwed hole 23.Opening 22 is inserted in the axial direction through scattered
Hot device 2, is open towards the position-detection sensor 103 being configured on the lower surface of circuit substrate 3.Inserting in opening 22, axle
101a upper end is configured at axial lower section relative to position-detection sensor 103.
Screwed hole 23 is arranged at the radial outside for inserting opening 22.When radiator 2 is installed on into cap 1b, screw 6 is passed through
It is fixed in by patchhole 14 in screwed hole 23.
Cap 1b at least a portion is configured with incorporating section 21.In the present embodiment, protuberance 11 is overall chimeric
In in incorporating section 21.In addition, Fig. 1 illustration is not limited to, as long as at least a portion of protuberance 11 is configured in incorporating section 21 i.e.
Can.In such manner, it is possible to the size of the motor 100 further reduced on axial direction.
Cap 1b protuberance 11 connects with the bottom surface of incorporating section 21.Therefore, the protuberance 11 and radiator 2 of shell 1 are made
Directly abut, positioning of the radiator 2 relative to shell 1 on axial direction can be carried out.
Around incorporating section 21, annulus 12 connects with the lower surface of radiator 2.Therefore, radiator 2 and shell 1 are made
Annulus 12 directly abut, can more reliably carry out positioning of the radiator 2 relative to shell 1 on axial direction.
In the present embodiment, on the lower surface (the especially bottom surface of incorporating section 21) of radiator 2, pair connect with cap 1b
Part at least a portion (region especially connected with protuberance 11) implement grinding etc..Implement grinding etc.
The surface roughness at position be less than the surface roughness on the surface (such as side) outside the lower surface of radiator 2.Thus, exist
When radiator 2 is screwed on cap 1b, the adaptation between radiator 2 and cap 1b is high, and especially protuberance 11 is easy to and received
Receive portion 21 bottom surface it is closely sealed.Therefore, it is possible to which radiator 2 is more firmly installed on into cap 1b using screw 6.It is additionally, since scattered
Hot device 2 is easy to contact the heat to shell 1, therefore, it is possible to improve the thermal diffusivity of radiator 2.
In addition, in Fig. 1, being formed with the bottom surface of incorporating section 21 and inserting opening 22.But the illustration is not limited to, also may be used
Replace inserting opening 22 to form recess.In the case where recess is formed at the bottom surface of incorporating section 21, axle 101a upper end
It is configured in the recess, position-detection sensor 103 is provided with the bottom surface of the recess.In addition, position-detection sensor 103
For example it is connected via the through hole (omit and illustrate) for being arranged at radiator 2 with circuit substrate 3.
Also, in Fig. 1, incorporating section 21 is recess.However, being not limited to the illustration, incorporating section 21 can also be directed towards lid
The through hole of portion 1b openings.But, in this case, screwed hole 23 is arranged at incorporating section 21 on the lower surface of radiator 2
Radial outside, inserts the annulus 12 that hole 14 is arranged at cap 1b.
<The structure of 1-4. circuit substrates>
Circuit substrate 3 is the substrate for having used the resin materials such as epoxy resin.(sketch map is saved such as using screw or rivet
Show) circuit substrate 3 is installed on to the upper surface of radiator 2.Fig. 2 is the radiator for showing first embodiment of the present utility model
The outline longitudinal section of configuration example between 2 and circuit substrate 3.Fig. 2 shows to cut off radiator 2 and electricity with axially in parallel face
Longitudinal section in the case of base board 3.
Electronic unit 4 is installed on circuit substrate 3.Electronic unit 4 comprising the more heater element 4a of caloric value and
The fewer low heater element 4b of caloric value.Heater element 4a is, for example, FET (Field Emission Transistor：Field hair
Penetrate transistor) etc. switch element.Low heater element 4b is, for example, capacitor etc..
As shown in Fig. 2 heater element 4a is installed on the face opposed with radiator 2 (the i.e. circuit substrate 3 on circuit substrate 3
Lower surface) on.Heater element 4a is configured between radiator 2 and circuit substrate 3.Heater element 4a lower surface (for example
The face opposed with radiator 2) on be coated with radiating fat 7.In fig. 2, heater element 4a connects across radiating fat 7 with radiator 2.
Radiator 2 is passed to via radiating fat 7 from heater element 4a by heat, easily can be passed the heat produced by heater element 4a
Pass radiator 2.
At least one of electronic unit 4 (such as low heater element 4b) in addition to heater element 4a is installed on circuit
On the face (upper surface of circuit substrate 3) with the opposite side of radiator 2 on substrate 3.So, the size on axial direction compares heater element
Electronic unit 4 big 4a is not configured between radiator 2 and circuit substrate 3.Therefore, it is possible to easily make radiator 2 and heating
Element 4a connects across radiating fat 7.Thus, it is easy to by the heat transfer being installed on produced by the heater element 4a of circuit substrate 3 to
Radiator 2, the temperature that can suppress heater element 4a rises.
In addition, being not limited to Fig. 2 illustration, radiating can also be set between heater element 4a lower surface and radiator 2
Coolant or other heat-conduction components outside fat 7 etc..Coolant or heat-conduction component etc., as long as heat conductivity, electrical insulating property
It and low heat expansion is excellent, could be arranged to replace radiating fat 7, can also be set along with radiating fat 7.
<The variation of 1-5. first embodiments>
Next, the variation to the motor 100 of first embodiment is illustrated.Fig. 3 is to show first embodiment
Variation radiator 2 and circuit substrate 3 between configuration example outline longitudinal section.Fig. 3 be show with it is axially in parallel
Face cut-out radiator 2 and circuit substrate 3 in the case of longitudinal section.
As shown in figure 3, on the upper surface of radiator 2, in the heater element with being installed on the lower surface of circuit substrate 3
4a is formed with accommodating recess 2a at corresponding position.Heater element 4a is contained in accommodating recess 2a.Heater element 4a following table
Face connects across radiating fat 7 with accommodating recess 2a bottom surface.In addition, (such as low hair of electronic unit 4 outside heater element 4a
Thermal element 4b) be installed on the lower surface of circuit substrate 3 in the case of, can also similarly make at least one of the electronic unit 4
Divide and be contained in accommodating recess 2a.Moreover, being installed in the axial direction of each electronic unit 4 on the lower surface of circuit substrate 3
In the case that size is respectively different, accommodating recess 2a depth can also be set according to the size of corresponding electronic unit 4.
In this case, circuit substrate 3 can be made to be configured close to radiator 2.The size in axial direction therefore, it is possible to more shorten motor.
<2. second embodiment>
<The structure of 2-1. circuit substrates>
Next, being illustrated to the motor 100 of the second embodiment of illustration of the present utility model.Fig. 4 is to show this
The outline longitudinal section of configuration example between the radiator 2 and circuit substrate 3 of the second embodiment of utility model.Fig. 4 is to show
Longitudinal section in the case of going out to cut off radiator 2 and circuit substrate 3 with axially in parallel face.In addition, the base of present embodiment
This structure is identical with the first embodiment illustrated before.Therefore, sometimes pair with first embodiment identical structural element
Mark label as before or identical title, the description thereof will be omitted.
Circuit substrate 3 is the substrate with so-called embedding copper (Cu Inlay) construction.In the through hole through circuit substrate 3
Metal parts 3a is configured with 3b.In the present embodiment, metal parts 3a is used copper as.However, being used as metal parts 3a
Material, other metal materials can also be used.As shown in figure 4, metal parts 3a runs through circuit substrate 3.
Electronic unit 4 (especially heater element 4a) is installed on (i.e. electric with the face of the opposite side of radiator 2 on circuit substrate 3
The upper surface of base board 3) on.Heater element 4a is arranged on metal parts 3a upper surface.Radiating fat 7 is coated on circuit substrate
The lower surface of at least metal parts 3a in 3 lower surface.Therefore, heater element 4a across include metal parts 3a and radiating fat
Heat-conduction component including 7 connects with radiator 2.
Thereby, it is possible to by be installed on circuit substrate 3 with produced by the heater element 4a on the face of the opposite side of radiator 2
Heat passes to radiator 2 and radiated via comprising the heat-conduction component including metal parts 3a and radiating fat 7.Also, for example,
Size on the axial direction electronic unit 4 bigger than heater element 4a is not configured between radiator 2 and circuit substrate 3.Thereby, it is possible to
Radiator 2 is easily set to connect with heater element 4a across metal parts 3a and radiating fat 7.Therefore, it is possible to which electricity will be installed on
Heat produced by the heater element 4a of base board 3 is easily transferred to radiator 2, it is suppressed that heater element 4a temperature rises.
<3. other>
More than, embodiment of the present utility model is illustrated.In addition, scope of the present utility model be not limited to it is above-mentioned
Embodiment.The utility model can increase in the range of the purport of utility model is not departed from and implement various changes.And
And, above-mentioned embodiment can be suitably combined.
For example show that the utility model is applied to vehicle-mounted horse in above-mentioned first embodiment and second embodiment
Situation about reaching, but the utility model can also be applied to the motor outside vehicle-mounted motor.
The utility model can for example be applied to vehicle-mounted motor, and can also apply to the motor of other purposes.
Claims (12)
1. a kind of motor, it has：
Rotor, it has the rotary shaft extended in the vertical direction；
Stator, it is opposed with the rotor；
Shell, it keeps to the stator；
Radiator, it is installed on the shell；And
Circuit substrate, it is provided with electronic unit, and is configured on the radiator,
The motor is characterised by,
The electronic unit includes heater element,
The shell has：
The cylinder portion of tubular；And
Cap, it covers the end face of cartridge,
The radiator connects with the upper surface of the cap, and the cap is installed on using fixed component,
The heater element connects across heat-conduction component with the radiator.
2. motor according to claim 1, it is characterised in that
The radiator has incorporating section,
The incorporating section is formed by the recess or through hole faced with the cap,
At least a portion of the cap is configured in the incorporating section.
3. motor according to claim 2, it is characterised in that
The ring for the ring-type that the cap is continuously formed with the protuberance axially protruded and with the outer circumference end of the protuberance
Shape portion,
At least a portion of the protuberance is configured in the incorporating section,
The annulus connects with the radiator.
4. motor according to claim 3, it is characterised in that
The protuberance connects with the bottom surface of the recess.
5. motor according to claim 3, it is characterised in that
The motor also has bearing and maintaining part, and the bearing supports the rotary shaft, and the maintaining part is entered to the bearing
Row is kept,
The maintaining part is configured in the protuberance.
6. motor according to claim 1 or 2, it is characterised in that
The fixed component is screw or rivet.
7. motor according to claim 6, it is characterised in that
The cap, which has, inserts hole,
Run through in described insert in hole inserted with the fixed component,
The surface roughness inserted around hole of the cap is less than the surface roughness of the outer peripheral face of cartridge.
8. motor according to claim 1 or 2, it is characterised in that
The heater element is configured between the radiator and the circuit substrate.
9. motor according to claim 8, it is characterised in that
At least one of electronic unit in addition to the heater element be installed on the circuit substrate with institute
On the face for stating the opposite side of radiator.
10. motor according to claim 1 or 2, it is characterised in that
The heat-conduction component includes the metal parts through the circuit substrate,
The heater element is installed on the face of the side opposite with the radiator on the circuit substrate.
11. motor according to claim 1 or 2, it is characterised in that
The heat-conduction component includes radiating fat.
12. motor according to claim 1 or 2, it is characterised in that
The heater element is switch element.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-071683 | 2016-03-31 | ||
| JP2016071683A JP6852271B2 (en) | 2016-03-31 | 2016-03-31 | motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206595845U true CN206595845U (en) | 2017-10-27 |
Family
ID=60008748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720168138.1U Active CN206595845U (en) | 2016-03-31 | 2017-02-23 | Motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6852271B2 (en) |
| CN (1) | CN206595845U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111230815A (en) * | 2018-11-28 | 2020-06-05 | 株式会社牧田 | Electric working machine |
| CN114051686A (en) * | 2019-07-11 | 2022-02-15 | 株式会社牧田 | Electric working machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102068549B1 (en) | 2018-12-14 | 2020-01-21 | 주식회사 현대케피코 | Internal Protection Structure Integration Type Motor |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5410194B2 (en) * | 2009-08-07 | 2014-02-05 | 株式会社デンソー | Motor with built-in drive circuit |
| JP5566410B2 (en) * | 2012-01-25 | 2014-08-06 | 三菱電機株式会社 | Electric power steering device |
| US9729028B2 (en) * | 2012-10-04 | 2017-08-08 | Mitsubishi Electric Corporation | Rotary electric machine having integrated drive control device |
| JP5942967B2 (en) * | 2013-11-29 | 2016-06-29 | 株式会社デンソー | Drive device |
| JP6354163B2 (en) * | 2014-01-10 | 2018-07-11 | 株式会社デンソー | Circuit board and electronic device |
| JP6183314B2 (en) * | 2014-07-31 | 2017-08-23 | 株式会社デンソー | Electronic device and drive device including the same |
-
2016
- 2016-03-31 JP JP2016071683A patent/JP6852271B2/en active Active
-
2017
- 2017-02-23 CN CN201720168138.1U patent/CN206595845U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111230815A (en) * | 2018-11-28 | 2020-06-05 | 株式会社牧田 | Electric working machine |
| CN111230815B (en) * | 2018-11-28 | 2023-10-13 | 株式会社牧田 | Electric working machine |
| CN114051686A (en) * | 2019-07-11 | 2022-02-15 | 株式会社牧田 | Electric working machine |
| CN114051686B (en) * | 2019-07-11 | 2024-01-12 | 株式会社牧田 | Electric working machine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017184541A (en) | 2017-10-05 |
| JP6852271B2 (en) | 2021-03-31 |
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