CN206723550U - Electromagnetic valve device - Google Patents
Electromagnetic valve device Download PDFInfo
- Publication number
- CN206723550U CN206723550U CN201720222143.6U CN201720222143U CN206723550U CN 206723550 U CN206723550 U CN 206723550U CN 201720222143 U CN201720222143 U CN 201720222143U CN 206723550 U CN206723550 U CN 206723550U
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- core
- stator core
- plunger
- housing
- circular iron
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Abstract
The utility model provides a kind of electromagnetic valve device.An axially side opening for housing (6), and with the compressed part (7) for forming the inside lateral bending folding of periphery in face of the opening, the stator core (13) of tubular coaxially configures in the inner side of coil rack (10) and coil rack (10), and with the through hole run through in the axial direction.Circular iron core (16) is configured between the bottom surface of housing (6) and stator core (13).Circular iron core (16) and stator core (13) are sandwiched between the bottom of housing (6) and compressed part (7) and fixed.
Description
Technical field
Electromagnetic valve device is the utility model is related to, the electromagnetic valve device is for example suitable as the control valve of the speed changer of automobile
To use.
Background technology
The control valve for being controlled to gear is provided with the automatic transmission of vehicle.
The control valve is controlled the oil pressure of size as defined in gear supply or stopping by using electromagnetic valve device
Gear.
In the past, as one of this electromagnetic valve device, in Japanese Kokai JP 2009-275899 publications or day
It is illustrated in disclosure publication JP 2015-75165 publications, guiding valve is moved back and forth by plunger.In this electromagnetism
In valve gear, coil and stator core are coaxially configured in the metal-back with the end that is open at one end, by produced by coil
The magnetic force plunger that makes to be inserted at the center of stator core move back and forth.Plunger is to configuring on the coaxial extended line
Pin is pressed, the end pressing guiding valve of the pin, and thus guiding valve moves.
In this electromagnetic valve device, the magnetic circuit of stator core that is formed through metal-back and is provided at its inner portion, this
When, the bottom of metal-back plays function as the yoke portion of magnetic circuit.But generally, because metal-back is added by drawing
Work produces the metallic plate punch forming thinner than stator core into cup-shaped, therefore the sectional area of metal-back is small, and magnetic resistance is big.
In order to improve the situation, in patent document 2, circular iron core is configured in the bottom of metal-back, by making the circular iron core
Contacted with stator core, to increase the sectional area in yoke portion, so as to reduce magnetic resistance.
But there is the problem of following in the technology of patent document 2：Due to by configuring between coil and circular iron core
Lock washer circular iron core is pressed on the bottom interior surface of metal-back, therefore because of the variation of the spring force of lock washer and
Causing circular iron core to be contacted with the face of metal-back bottom becomes unstable, and magnetic attraction can change.
Utility model content
The purpose of this utility model is, there is provided a kind of electromagnetic valve device, be able to maintain that stator core, circular iron core with
And the sufficient face contact in metal-back bottom, magnetic flux can be made efficiently to flow.
The electromagnetic valve device of one embodiment of illustration of the present utility model is characterised by thering is following structure.
(1) a kind of housing for the bottomed tube being made up of magnetic material, an axially side opening for the housing, and the housing has
There is the compressed part for forming the inside lateral bending folding of periphery in face of the opening.
(2) coil rack of the tubular of both ends open is coaxially arranged at the inside of housing with tubular shell, has from axle
The through hole of opposite side is extended through to side.
(3) coil is wound onto on the periphery of the coil rack.
(4) stator core of tubular is made up of magnetic material, and the coil bone is coaxially arranged at the coil rack
The inner side of frame, and with the through hole run through in the axial direction.
(5) plunger is made up of magnetic material, and is configured in the inside of the through hole coaxial with the stator core
And it can move in the axial direction.
(6) circular iron core is made up of magnetic material, and be configured in the bottom surface of the housing and the stator core it
Between.
(7) action is opened and closed by the axial movement of the plunger by means of the excitation of the coil in valve.
(8) the circular iron core and the stator core be sandwiched between the bottom of the housing and the compressed part and
Fixed.
Following structure can be used in the utility model.
(1) it is provided with the face relative with the stator core in the circular iron core and the stator core
The end difference of end engaging,
The circular iron core is diametrically positioned by means of the end engaged with the end difference of stator core.
(2) it is coaxially disposed in the central and circular iron core of the circular iron core and runs through circular in the axial direction
Plunger inserts hole, and the internal diameter that the plunger inserts hole is more slightly larger than the outer circumference diameter of the plunger,
The end difference of the circular iron core inserts hole with the plunger and is placed coaxially on the week that the plunger inserts hole
Enclose,
The end difference of the circular iron core by the thinner thickness in the axial direction of the circular iron core axial end and
The internal diameter inner wall surface bigger than the aperture of through hole is formed,
The internal diameter of through hole of the internal diameter of the inner wall surface with being arranged on the skeleton is consistent.
(3) electromagnetic valve device has：
Guiding core is sold, it is configured between the opening portion of the housing and the stator core；
Bullport, it is arranged at the pin guiding core along the central axis identical direction with the plunger；And
Cylindrical pin, it is inserted into a manner of it can move back and forth in the bullport,
An axially side contacts for the axial opposite side of the pin and the plunger, axial side and the valve of the pin connect
Touch,
The circular iron core and stator core by means of the pin guiding core be sandwiched in the bottom of the housing with it is described
Fixed between compressed part.
(4) non-magnetic part is accompanied between the stator core and the pin guiding core, the non-magnetic part makes described
Caused magnetic circuit is roundabout to the plunger side between stator core and the pin guiding core.
(5) non-magnetic part be have with the stator core identical external diameter and with stator core identical
The cylinder-like part of mandrel line,
Formed with end difference on the end opposite each other of both the stator core and pin guiding core, the end difference
External diameter is mutually the same and smaller than the outer circumference diameter of both the stator core and pin guiding core,
The both ends of the non-magnetic part are embedded in the end difference of the stator core and the pin guiding core, and pass through
These end differences limit the position on axial direction.
(6) there is flange part positioned at the end of the opening portion side of the housing in the pin guiding core, the flange part
Axial opposite side abuts with an axially side for the coil rack,
The coil rack and the stator core are close to be maintained at the bottom of housing by means of the pin guiding core
Between the compressed part.
(7) plunger run through in the axial direction is provided with the center of the circular iron core and inserts hole, the plunger inserts hole
Internal diameter it is bigger than the internal diameter of the plunger outer circumference diameter and the through hole of the stator core.
According to illustration of the present utility model embodiment, using the teaching of the invention it is possible to provide following electromagnetic valve device：It is able to maintain that
The abundant face contact of the bottom of stator core, circular iron core and metal shell, makes magnetic flux efficiently flow.
By the detailed description of following the utility model preferred embodiment, referring to the drawings, 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 longitudinal section of the 1st embodiment.
Fig. 2 is the amplification view of the plug portion in the 1st embodiment.
Fig. 3 is the amplification view of the plug portion in the 2nd embodiment.
Fig. 4 A and Fig. 4 B are the amplification views that the effect to the 2nd embodiment illustrates.
Fig. 5 is the amplification view of the plug portion in the 3rd embodiment.
Fig. 6 A and Fig. 6 B are the sectional views for showing other embodiments.
Embodiment
[1. the 1st embodiment]
[1.1 structure]
Hereinafter, for the 1st embodiment of the present utility model, illustrate referring to Figures 1 and 2.In the present embodiment,
Axis refers to the central axis along the length direction of guiding valve, in the case of referred to as circumference or axial direction, represents central shaft
The circumference of line or the axial direction of central axis.
The electromagnetic valve device of present embodiment is made up of guiding valve portion A and plunger portion B.
Guiding valve portion A has cylindric sleeve 1 and its internal cunning is inserted in a manner of it can slide in the axial direction
Valve 2.Multiple ports 3 are provided with a manner of through its wall on sleeve 1.It is provided with guiding valve 2 and port 3 is opened and closed
Valve element 4.Flange 5 is provided with the end of the plunger portion B sides of sleeve 1, the flange 5, which is pressed against, is arranged on plunger portion B's
Compressed part 7 on housing 6, thus guiding valve portion A be fixed in plunger portion B.In the end with plunger portion B opposite side of sleeve 1
Cap member 8 is provided with, inserted with helical spring 9 between the cap member 8 and the end of guiding valve 2.
Plunger portion B has the housing 6 for the bottomed tube being made up of magnetic material.The axial side of housing 6 is opening, should
Housing 6 has the compressed part 7 for making the inside lateral bending of periphery towards the opening roll over and be formed.It is coaxial in the inside of housing 6 and housing 6
Ground is configured with coil rack 10.The both ends of coil rack 10 are openings, have from axial side and extend through running through for opposite side
Hole.Coil 12 is wound with the periphery of coil rack 10.Coil rack 10 is formed by synthetic resin.In coil rack 10
The winding part of coil 12 is provided at both ends with flange, integrally formed on the flange of axial side to be exposed to outside housing 6
The connector 11 in portion.
The stator core 13 of tubular is coaxially arranged in the through hole of coil rack 10 with coil rack 10.Stator core
13 are made up of magnetic material, have the through hole run through in the axial direction.Post is configured with the inside of the through hole of stator core 13
Plug 15.Plunger 15 is made up of magnetic material, is configured as coaxial with stator core 13 and can be moved in the axial direction.
The circular iron core 16 being made up of magnetic material is configured between the bottom surface of housing 6 and stator core 13.Housing 6
Medial surface and bottom inner surface between corner in the circular shape of bending, the side face of the radial outside of circular iron core 16 do not arrive
Up to the medial surface of the housing 6 of circular shape.That is, a diameter of flat part that can be accommodated in the bottom of housing 6 of circular iron core 16
The size divided.
It is provided with the face relative with stator core 13 in circular iron core 16 and engages with the end of stator core 13
End difference 17.By means of the end engaged with end difference 17 of stator core 13, to carry out circular iron core 16 diametrically
Positioning.The circular plunger run through in the axial direction is coaxially disposed in the central and circular iron core 16 of circular iron core 16
Insert hole 18.The internal diameter that plunger inserts hole 18 is more slightly larger than the outer circumference diameter of plunger 15, will not be contacted with the outer peripheral face of plunger 15.
The end difference 17 of circular iron core 16 inserts in plunger and inserts hole 18 with plunger around hole 18 and be coaxially disposed.Rank
Terraced portion 17 is by the axial end and diameter of the thinner thickness in the axial direction of circular the iron core 16 interior table bigger than the aperture of through hole
Face the wall and meditate composition, the internal diameter of through hole of the internal diameter of inner wall surface with being arranged at coil rack 10 is consistent.
Pin guiding core 19 is configured between the opening portion of housing 6 and stator core 13.Sell guiding core 19 and stator core
13 do not contact and discretely configure.It is provided with and draws on the central axis identical direction with plunger 15 in pin guiding core 19
Guide hole.The pushing pin 21 of column by can it is reciprocal in a manner of be inserted in bullport.The axial opposite side and post of pushing pin 21
Axially a side contacts, the axial side of pushing pin 21 of plug 15 contact with guiding valve 2, press guiding valve 2.
Non-magnetic part 22 is accompanied between stator core 13 and pin guiding core 19, the non-magnetic part 22 makes in stator iron
Caused magnetic circuit is roundabout to the side of plunger 15 between core 13 and pin guiding core 19.Non-magnetic part 22 is such as stainless steel or aluminium
Metal, hard resin form, be have with the identical external diameter of stator core 13 and with the identical central shaft of stator core 13
The cylinder-like part of line.Formed with end difference 23 on both ends opposite each other of stator core 13 and pin guiding core 19,
The external diameter of the end difference 23 is mutually the same, and smaller than stator core 13 and both outer circumference diameters of pin guiding core 19.Non magnetic portion
The both ends of part 22 are embedded in the end difference 23 of stator core 13 and pin guiding core 19, non-to limit by these end differences 23
Position of the magnetic part 22 on axial and circumferential.
There is flange part 24 in the end of the opening portion side of housing 6 of pin guiding core 19, the axial opposite side of flange part 24 with
An axially side for coil rack 10 abuts.Flange part 24 overlaps with guiding valve portion A flange 5, and the axial direction one also with skeleton
End abuts, and flange part 24 is pushed to the bottom side of housing 6 by compressed part 7.
The action effect of the 1st embodiment with above-mentioned such structure is as described below.
(1) pressing force of compressed part 7 according to flange 5, pin guiding core 19, non-magnetic part 22, stator core 13 order
Circular iron core 16 is passed to, circular iron core 16 is close to the bottom of housing 6.Meanwhile the pressing force of compressed part 7 is according to convex
Edge 5, pin guiding core 19, coil rack 10 are transferred sequentially to circular iron core 16, these parts is close to the bottom of housing 6.
Its result, which is that circular iron core 16 contacts with the face of the bottom surface of housing 6, to be held stably, and reduces the loss of magnetic circuit, plunger
15 attraction is improved.
(2) due to making cylindric non-magnetic part 22 and 19 groups of stator core 13 and pin guiding core by end difference 23
Close, therefore, stator core 13, non-magnetic part 22, pin guiding core 19 are reliably positioned on circumferential and axial.Its result
For, can reliably bear the thrust of the opening portion of housing 6, circular iron core 16 and stator core 13, circular iron core 16 with
The close property of the bottom of housing 6 improves, in the absence of the leakage of magnetic flux.
(3) because the contact area for making stator core 13 and circular iron core 16 by end difference 17 increases, therefore mitigate
The loss of magnetic flux and magnetic flux is reliably transferred to the bottom of housing 6.
(4) be provided with non-magnetic part 22 between stator core 13 and pin guiding core 19, thus make magnetic circuit inevitable via
Plunger 15, and magnetic force caused by coil 12 is efficiently acted on plunger 15.
(5) plunger that the center of circular iron core 16 is entered due to plunger 15 is inserted in hole 18, therefore even in housing 6
Bottom circular iron core 16 be present, can also ensure that the stroke of plunger 15, the thickness phase with circular iron core 16 can be realized
The miniaturization answered.
(6) side face of the radial outside of circular magnetive cord does not reach housing 6, and makes the storage operation in housing 6
Property it is also good, further suppress machining period number or assembling man-hour number.
(7) due to making circular iron core 16 be abutted with coil rack 10, the pressing force of compressed part 7 is passed from coil rack 10
Circular iron core 16 is passed, therefore the positioning in the axial direction of coil rack 10 is also very accurate.
(8) because the corner between the medial surface of housing 6 and bottom inner surface is circular shape, therefore circular magnetive cord
The side face of radial outside does not reach the medial surface of housing 6, so as to which bottom surface side will not also float, additionally it is possible to keep circular Armco magnetic iron
Core and the close property of the bottom surface of housing 6.
[2. the 2nd embodiment]
The 2nd embodiment is illustrated according to Fig. 3 and Fig. 4.In the 2nd embodiment, as shown in figure 3, plunger inserts
The internal diameter in hole 18 is sufficiently large compared with the external diameter of plunger 15, and the situation of the inner side of circular iron core 16 is inserted into plunger 15
Under, inserted in the periphery of plunger 15 and plunger between hole 18 formed with gap 25.
In the 1st embodiment, as shown in Figure 4 A, the internal diameter that the plunger being arranged on ring-type iron core inserts hole 18 compares plunger
15 profile is slightly larger to enable plunger 15 to move.On the other hand, in the 2nd embodiment, as shown in Figure 4 B, plunger inserts
The internal diameter in hole 18 is sufficiently large compared with the external diameter of plunger 15.Therefore, in the 2nd embodiment, imitated in the effect of the 1st embodiment
Also had the following advantages on the basis of fruit：When plunger 15 inserts relative to plunger retreats in hole 18, the end of plunger 15 with
The edge that plunger inserts hole 18 will not contact, and substantially ensure that the stroke of plunger 15.
[3. the 3rd embodiment]
The 3rd embodiment is illustrated according to Fig. 5.In the 3rd embodiment, do not set using on circular iron core 16
Put the structure of end difference 17.Stator core 13 abuts in the end of axial opposite side with the surface of circular iron core 16.Logical
Cross the bottom of circular iron core 16 and housing 6, circular iron core 16 and stator core 13 or circular iron core 16 and coil
Skeleton 10 is fixed using bonding agent, or in the bottom or circular iron core 16 of circular iron core 16 and housing 6 and coil bone
The end difference or bumps of positioning are set on frame 10, and in the case of the positioning in the circumference of circular iron core 16 can be carried out,
End difference 17 can not also be set on circular iron core 16.
In the 3rd embodiment, because the pressing force of compressed part 7 passes to circular iron core 16 via stator core 13,
Therefore the close property of circular iron core 16 and the bottom of housing 6 is able to ensure that, efficient magnetic circuit can be obtained.
[4. other embodiments]
The utility model is not limited to the embodiment of the above.More than embodiment be suggested as an example, it can be with
Other various modes are implemented.Various omissions can be carried out in the range of the scope of utility model is not departed from, replaces or becomes
More.These embodiments and its deformation are included in the scope, purport and its equivalent scope of utility model.Hereinafter, show
One example.
(1) positioning of stator core 13, non-magnetic part 22, pin guiding core 19 can also be simple docking, bonding weldering
Connect or being molded based on resin parts.
(2) compressed part 7 of housing 6 can not compress pin guiding core 19 or sleeve 1, can also utilize the compressed part 7 of housing 6
Directly press stator core 13.
(3) end difference 17 can also be set in the bottom side of housing 6, determine in the circumference of circular iron core 16
Position.
(4) in the respective embodiments described above, the end difference 17 as Fig. 6 A is the shape that stator core 13 is clasped from outside,
But the end difference 17 of circular iron core 16 can also be made to enter the inner side of stator core 13 as Fig. 6 B.
Claims (8)
1. a kind of electromagnetic valve device, it is characterised in that have：
Housing, it is the housing for the bottomed tube being made up of magnetic material, an axially side opening, and the housing has for the housing
Make the compressed part that the inside lateral bending folding of periphery in face of the opening forms；
The coil rack of the tubular of both ends open, it is coaxially arranged at the inside of housing with housing, and has from axial side
Extend through the through hole of opposite side；
Coil, it is wound onto the periphery of the coil rack；
The stator core of tubular, it is made up of magnetic material, and the coil rack is coaxially arranged at the coil rack
Inner side, there is the through hole run through in the axial direction；
Plunger, it is made up of magnetic material, is configured in the inside of the through hole coaxial with the stator core and can
Move in the axial direction；
Circular iron core, it is made up of magnetic material, is configured between the bottom surface of the housing and the stator core；And
Valve, action is opened and closed by the axial movement of the plunger by means of the excitation of the coil in it,
The circular iron core and the stator core are sandwiched between the bottom of the housing and the compressed part and fixed.
2. electromagnetic valve device according to claim 1, it is characterised in that
The end card with the stator core is provided with the face relative with the stator core in the circular iron core
The end difference of conjunction,
The circular iron core is diametrically positioned by means of the end engaged with the end difference of stator core.
3. electromagnetic valve device according to claim 2, it is characterised in that
The circular plunger that runs through in the axial direction is coaxially disposed in the central and circular iron core of the circular iron core to pass through
Jack, the internal diameter that the plunger inserts hole is more slightly larger than the outer circumference diameter of the plunger,
The end difference and the plunger of the circular iron core, which insert hole and be placed coaxially on the plunger, to be inserted around hole,
The end difference of the circular iron core by the thickness of thin in the axial direction of the circular iron core axial end and internal diameter ratio
The inner wall surface that the aperture of through hole is big is formed,
The internal diameter of through hole of the internal diameter of the inner wall surface with being arranged on the skeleton is consistent.
4. the electromagnetic valve device described in any one in claims 1 to 3, it is characterised in that the electromagnetic valve device
Have：
Guiding core is sold, it is configured between the opening portion of the housing and the stator core；
Bullport, it is arranged at the pin guiding core along the central axis identical direction with the plunger；And
Cylindrical pin, it is inserted into a manner of it can move back and forth in the bullport,
Axially a side contacts, the axial side of the pin of the axial opposite side of the pin and the plunger contact with the valve,
The circular iron core and stator core are sandwiched in the bottom of the housing and the compression by means of the pin guiding core
Fixed between portion.
5. electromagnetic valve device according to claim 4, it is characterised in that
Non-magnetic part is accompanied between the stator core and pin guiding core, the non-magnetic part makes the stator core and institute
Caused magnetic circuit is roundabout to the plunger side between stating pin guiding core.
6. electromagnetic valve device according to claim 5, it is characterised in that
The non-magnetic part be have with the stator core identical external diameter and with stator core identical central axis
Cylinder-like part,
Formed with end difference, the external diameter of the end difference on the end opposite each other of both the stator core and pin guiding core
It is mutually the same and smaller than the outer circumference diameter of both the stator core and pin guiding core,
The both ends of the non-magnetic part are embedded in the end difference of the stator core and the pin guiding core, and pass through these
End difference limits the position on axial direction.
7. electromagnetic valve device according to claim 6, it is characterised in that
There is flange part positioned at the end of the opening portion side of the housing in the pin guiding core, the axial direction of the flange part is another
Side abuts with an axially side for the coil rack,
The coil rack and the stator core are close to be maintained at bottom and the institute of housing by means of the pin guiding core
State between compressed part.
8. the electromagnetic valve device described in any one in claims 1 to 3, it is characterised in that
The plunger run through in the axial direction is provided with the center of the circular iron core and inserts hole, the plunger inserts the internal diameter ratio in hole
The internal diameter of the through hole of the outer circumference diameter of the plunger and the stator core is big.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016-046942 | 2016-03-10 | ||
| JP2016046942A JP6701823B2 (en) | 2016-03-10 | 2016-03-10 | Solenoid valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206723550U true CN206723550U (en) | 2017-12-08 |
Family
ID=59854063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720222143.6U Active CN206723550U (en) | 2016-03-10 | 2017-03-08 | Electromagnetic valve device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6701823B2 (en) |
| CN (1) | CN206723550U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111524693A (en) * | 2020-05-09 | 2020-08-11 | 上海硕大电子科技有限公司 | Solenoid coil |
| CN112567487A (en) * | 2018-08-10 | 2021-03-26 | 株式会社万都 | Coil assembly and solenoid valve including the same |
| CN112789696A (en) * | 2018-10-02 | 2021-05-11 | 株式会社电装 | Solenoid coil |
| CN113168953A (en) * | 2018-11-26 | 2021-07-23 | 株式会社电装 | Solenoid coil |
| CN113196425A (en) * | 2018-11-26 | 2021-07-30 | 株式会社电装 | Solenoid coil |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7183985B2 (en) | 2019-07-18 | 2022-12-06 | 株式会社デンソー | solenoid |
| JP2021017942A (en) * | 2019-07-22 | 2021-02-15 | 株式会社デンソー | Solenoid valve |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001068335A (en) * | 1999-06-23 | 2001-03-16 | Denso Corp | Electromagnetically driving device and electromagnetic valve using same |
| JP2006118701A (en) * | 2004-09-27 | 2006-05-11 | Jtekt Corp | Solenoid-operated valve |
| JP2014119045A (en) * | 2012-12-18 | 2014-06-30 | Nidec Tosok Corp | Electromagnetic valve |
| JP5842840B2 (en) * | 2013-02-14 | 2016-01-13 | 株式会社デンソー | Linear solenoid |
-
2016
- 2016-03-10 JP JP2016046942A patent/JP6701823B2/en active Active
-
2017
- 2017-03-08 CN CN201720222143.6U patent/CN206723550U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112567487A (en) * | 2018-08-10 | 2021-03-26 | 株式会社万都 | Coil assembly and solenoid valve including the same |
| US11894179B2 (en) | 2018-08-10 | 2024-02-06 | Hl Mando Corporation | Coil assembly and solenoid valve including same |
| CN112789696A (en) * | 2018-10-02 | 2021-05-11 | 株式会社电装 | Solenoid coil |
| CN112789696B (en) * | 2018-10-02 | 2022-07-22 | 株式会社电装 | Solenoid coil |
| CN113168953A (en) * | 2018-11-26 | 2021-07-23 | 株式会社电装 | Solenoid coil |
| CN113196425A (en) * | 2018-11-26 | 2021-07-30 | 株式会社电装 | Solenoid coil |
| CN111524693A (en) * | 2020-05-09 | 2020-08-11 | 上海硕大电子科技有限公司 | Solenoid coil |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6701823B2 (en) | 2020-05-27 |
| JP2017161014A (en) | 2017-09-14 |
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