CN105513778A - Ignition coil for internal combustion engines - Google Patents
Ignition coil for internal combustion engines Download PDFInfo
- Publication number
- CN105513778A CN105513778A CN201510649044.1A CN201510649044A CN105513778A CN 105513778 A CN105513778 A CN 105513778A CN 201510649044 A CN201510649044 A CN 201510649044A CN 105513778 A CN105513778 A CN 105513778A
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- Prior art keywords
- iron core
- mentioned
- igniter
- periphery
- molded item
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 139
- 229920005989 resin Polymers 0.000 claims abstract description 40
- 239000011347 resin Substances 0.000 claims abstract description 40
- 238000004382 potting Methods 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 30
- 238000011049 filling Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 abstract 5
- 238000010438 heat treatment Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000013007 heat curing Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
An ignition coil for internal combustion engines comprises a primary coil, a secondary coil, a central iron core, a peripheral iron core, an iron core molded member, an igniter, a housing and a filling resin. The iron core molded member is made of resin, and covers the periphery of the peripheral iron core to form an outer frame of the peripheral iron core. An igniter pocket used for the configuration of the igniter is arranged on the outer side surface of the iron core molded member. The position, on the outer side surface of the iron core molded member, being opposite to the igniter pocket is provided with a gap part which enables part of the outer side surface of the peripheral iron core be exposed. The igniter is arranged in the igniter pocket in a way that the igniter is opposite to part of the outer side surface of the peripheral iron core through the gap part.
Description
Technical field
The present invention relates to and make spark plug produce the ignition coil of igniting spark in internal combustion engine.
Background technology
Ignition coil is configured to, and the assembly assembled by primary winding, secondary coil, central core and periphery iron core is configured in housing.In addition, the gap in the housing of ignition coil is filled by potting resin and is formed.In addition, in housing, be configured with igniter, this igniter is provided with the switching circuit of energising and the power-off carried out to primary winding.Igniter be mostly configured in coil portion side and for by near the connector portion of ignition coil and external electrical connections.
Such as, in patent documentation 1, describe following ignition coil: primary winding, secondary coil, central core, periphery iron core and igniter are configured in housing, the gap in housing is filled by the fixing resin that insulate.In addition, also describe in this ignition coil, the outside of the side and periphery iron core that are provided with heating panel of igniter is relatively configured.
Patent documentation 1: Japan Patent No. 4978497 publication
But in the ignition coil in the past of patent documentation 1 grade, igniter is configured at the space in housing.Therefore, there is no the suitable location of igniter, need when ignition coil is assembled to use jig etc. to carry out the location of igniter.
In addition, when each constituent part due to the heating of engine and cool cycles in ignition coil repeatedly expands and shrinks, chap for starting point in the position easily may concentrated with the bight iso-stress of such as igniter in insulation fixing resin.In some cases, this be full of cracks not only, in insulation fixing resin, also may develop into housing.When igniter is accommodated in the incorporating section being arranged at housing, the development of this be full of cracks may occur similarly.
In addition, when being electrically connected by the terminal of igniter by welding etc., the jig etc. of the location for carrying out igniter is sometimes also needed.
Summary of the invention
The present invention makes in view of the foregoing, its object is to, and provides a kind of internal combustion engine ignition coil that can improve the assembleability of ignition coil and the thermal diffusivity of durability and igniter.
A mode of the present invention, internal combustion engine ignition coil possesses: be configured to concentric primary winding and secondary coil in interior periphery; Central core, is configured in the inner circumferential of above-mentioned primary winding and above-mentioned secondary coil; The periphery iron core of ring-type, around above-mentioned primary winding and above-mentioned secondary coil; Resinous iron core molded item, covers around this periphery iron core, forms the housing of this periphery iron core; Igniter, forms the switching circuit of energising and the power-off carried out to above-mentioned primary winding; Housing, holds above-mentioned primary winding, above-mentioned secondary coil, above-mentioned central core, above-mentioned periphery iron core, above-mentioned iron core molded item and above-mentioned igniter; And potting resin, fill the gap in this housing.In addition, a mode of the present invention, is formed with the igniter pocket for configuring above-mentioned igniter at the lateral surface of above-mentioned iron core molded item.At the position relative with above-mentioned igniter pocket of the lateral surface of above-mentioned iron core molded item, be formed with the incised notch portion that a part for the lateral surface of above-mentioned periphery iron core is exposed.
Above-mentioned igniter across of above-mentioned lateral surface of above-mentioned incised notch portion and above-mentioned periphery iron core opposed be configured in above-mentioned igniter pocket.
The effect of invention:
In above-mentioned internal combustion engine ignition coil, form the igniter pocket for collocation point firearm at covering periphery iron core for the iron core molded item of the stress relaxing potting resin.Further, the igniter being configured at igniter pocket is via being formed at the incised notch portion of lateral surface of iron core molded item and opposed with a part for the lateral surface of periphery iron core.Thereby, it is possible to easily carry out the location of igniter relative to primary winding, secondary coil, central core and periphery iron core.Further, during by the terminal of igniter and the electrical connection of other terminals, the location of igniter can easily be carried out.
In addition, by igniter being configured in the iron core molded item integrated with periphery iron core, igniter and primary winding, secondary coil, central core, periphery iron core and iron core molded item can be assembled integratedly.Further, by being configured in housing by this assembly, assembling and the electrical connection of igniter can easily be carried out.
Igniter is via being formed at the incised notch portion of iron core molded item and opposed with a part for the lateral surface of periphery iron core.Thereby, it is possible to using from the heat produced as the igniter of heating part to the excellent periphery iron core dissipation of heat conductivity.In addition, the thermal diffusivity of igniter can be improved thus.
And then, by being configured between igniter and potting resin by iron core molded item, the stress of potting resin can be relaxed, making potting resin not easily produce be full of cracks.Or, the be full of cracks produced in potting resin can be made to be not easy to develop in potting resin.
The entirety of the surrounding of igniter is filled resin when surrounding, and chaps easily to develop in potting resin.On the other hand, by being configured in by igniter in igniter pocket, iron core molded item is configured in around igniter.Thus, the stress acting on potting resin due to iron core molded item reduces, and makes the be full of cracks produced in potting resin be not easy to develop into housing.
Therefore, according to above-mentioned internal combustion engine ignition coil, the assembleability of ignition coil and the thermal diffusivity of durability and igniter can be improved.
Accompanying drawing explanation
Fig. 1 is the cross section key diagram of the ignition coil inside representing embodiment.
Fig. 2 is the stereogram of the iron core molded item of the covering periphery iron core representing embodiment.
Fig. 3 is the stereogram of the state of being assembled by ignition coil representing embodiment.
Fig. 4 is the key diagram of another iron core molded item of the covering periphery iron core representing embodiment.
Fig. 5 is the cross section key diagram of another iron core molded item of the covering periphery iron core representing embodiment.
Fig. 6 is the stereogram of the iron core molded item of the covering periphery iron core representing embodiment.
Embodiment
The embodiment of internal combustion engine ignition coil is described referring to accompanying drawing.
(embodiment)
As shown in Figure 1, the internal combustion engine ignition coil 1 (hereinafter referred to as ignition coil 1) of this example possesses: primary winding 21, secondary coil 22, central core 5, periphery iron core 6, iron core molded item (coremold) 7, igniter 4, housing 11 and potting resin 13.Primary winding 21 and secondary coil 22 lay respectively at interior periphery and are configured to same heart shaped.Central core 5 is configured in the inner circumferential of primary winding 21 and secondary coil 22.Periphery iron core 6 is formed as the ring-type around primary winding 21 and secondary coil 22.Iron core molded item 7 is made up of the elastomer of thermoplasticity or Thermocurable.In addition, iron core molded item 7 covers the surrounding of periphery iron core 6 and forms the housing of periphery iron core 6, and relaxes the stress from potting resin 13.
Igniter 4 is formed by molded item (mold) resin 42 of circuit part 41 and covering circuit part 41, and this circuit part 41 forms the switching circuit of energising and the power-off carried out to primary winding 21.Housing 11 is made up of thermoplastic resin.In addition, housing 11 holds primary winding 21, secondary coil 22, central core 5, periphery iron core 6, iron core molded item 7 and igniter 4.Potting resin 13 is made up of heat-curing resin.In addition, potting resin 13 fills the gap in housing 11, is insulated by each constituent part and fixes.
As shown in Figure 2, the igniter pocket 72 for collocation point firearm 4 is formed with at the lateral surface 701 of iron core molded item 7.At the position relative with igniter pocket 72 of the lateral surface 701 of iron core molded item 7, be formed with the incised notch portion 73A that a part for the lateral surface 61 of periphery iron core 6 is exposed.As shown in Figure 1, Figure 3, igniter 4 is opposed with a part for the lateral surface 61 of periphery iron core 6 and be configured in igniter pocket 72 via incised notch portion 73A.
Below, the ignition coil 1 of this example is described with reference to Fig. 1 ~ Fig. 6.
As shown in Figure 1, ignition coil 1 is configured in each cylinder of engine.In addition, ignition coil 1 produces spark for making the spark plug of the consent being configured at each cylinder.Primary winding 21 in the ignition coil 1 of this example, secondary coil 22, central core 5, periphery iron core 6, iron core molded item 7, igniter 4, housing 11 etc. are configured in the outside of consent.In addition, be provided with linking part 12 in ignition coil 1, this linking part 12 to be configured in consent and to be connected with spark plug.
As shown in Figure 1, Figure 3, central core 5 and periphery iron core 6 are by stacked for multiple electromagnetic steel plates with soft magnetism and formed.Primary winding 21 is wound on the periphery of a spool 31 in the cross section of the cubic barrel shape be rounded down.Secondary coil 22 is wound on the periphery of the secondary spool 32 in the cross section of the cubic barrel shape be rounded down.Periphery iron core 6 and iron core molded item 7 are formed as the cubic ring-shaped of outer corners rounding.The multiple electromagnetic steel plates forming central core 5 and periphery iron core 6 are stacked on the through direction L of periphery iron core 6.
As shown in Figure 1, an end face of central core 5 is opposed with the medial surface 62 of periphery iron core 6 across the permanent magnet 51 producing flux in reverse bias.In addition, the other end of central core 5 and the medial surface 62 of periphery iron core 6 opposed.Iron core molded item 7 is formed by by the elastomer of periphery iron core 6 mould-forming.By elastomer by periphery iron core 6 mould-forming time, igniter pocket 72 and iron core molded item 7 form.
As shown in Figure 1, spool 31 cylinder portion 311 with winding primary winding 21 and the connector portion 312 that is connected with the end in cylinder portion 311.The multiple terminals 313 engaged with the multiple terminals 43 in igniter 4 are provided with in connector portion 312.Secondary spool 32 has the cylinder portion 321 of winding secondary coil 22.A spool 31 of the primary winding 21 that reels is configured in the periphery of central core 5.In addition, the secondary spool 32 of the secondary coil 22 that reels is configured in the periphery of a spool 31.And then the part in the connector portion 312 of a spool 31 is fitted together to the chimeric incised notch portion 113 being formed at housing 11, forms a part for housing 11.
As shown in Figure 2, in a part for the lateral surface 701 of iron core molded item 7, a part for the lateral surface 61 of periphery iron core 6 is exposed, formed and be used for collocation point firearm 4 and the incised notch portion 73A opposed with lateral surface 61.In addition, in a part for the medial surface 702 of iron core molded item 7, the incised notch portion 73B that the other end of the part being formed with the medial surface 62 for making periphery iron core 6 and permanent magnet 51 or central core 5 is opposed.
In addition, igniter pocket 72 on the lateral surface 701 of iron core molded item 7, the one-sided peristome 721 had for insertion point firearm 4 on through direction L.In addition, the peristome 721 of this igniter pocket 72 also can be formed in the both sides of through direction L, forms igniter pocket 72 with breakthrough status.
As shown in Figure 2, at the open end 74 of the upside of iron core molded item 7, be formed the protrusion 741 of the enlarged in thickness of iron core molded item 7.The protrusion 741 of this example is formed in the open end 74 of the upside except the low-pressure side part of iron core molded item 7.This protrusion 741, except having the effect of the be full of cracks generation suppressing potting resin 13, also has the loading and the effect reducing the stress of potting resin 13 that reduce the potting resin 13 of filling in housing 11.In addition, protrusion 741 also can be formed in the open end 75 of the downside of iron core molded item 7.
As shown in Figure 3, the through direction L of periphery iron core 6 and iron core molded item 7 is towards the opening direction being formed with peristome 111 of housing 11.Housing 11 has the incorporating section 112 of square shape, has cubic annular iron core molded item 7 to receive.The opposition side that housing 11 is formed with the side of linking part 12 in ignition coil 1 has peristome 111.The outstanding position 114 being configured with the igniter pocket 72 of iron core molded item 7 in housing 11 is given prominence to more laterally than the position be positioned at about it.Further, igniter pocket 72 is inserted into outstanding position 114 and is located.
As shown in Figure 3, when carrying out the assembling of ignition coil 1, at the periphery configure volumes of central core 5 around a spool 31 of primary winding 21.In addition, at the periphery configure volumes of a spool 31 around the secondary spool 32 of secondary coil 22, assembling Tooth preparation 15 is formed.Then, this assembling Tooth preparation 15 is configured in the inner circumferential of the periphery iron core 6 covered by iron core molded item 7, forms assembly.In addition, assembling Tooth preparation 15 is being configured to the front and back of periphery iron core 6, collocation point firearm 4 in the igniter pocket 72 in iron core molded item 7, makes igniter 4 opposed with the lateral surface 61 of periphery iron core 6.Then, assembly is configured in housing 11.At this moment, assembly is inserted into the incorporating section 112 of housing 11 along the through direction L of periphery iron core 6 from the peristome 111 of housing 11.Then, inject to the gap in housing 11 potting resin 13 be made up of heat-curing resin and make it solidify, forming ignition coil main part.Then, linking part 12 is installed to ignition coil main part, forms ignition coil 1.
As shown in Figure 2, igniter pocket 72 is formed in the lateral surface 701 being positioned at the low-pressure side of secondary coil 22 in iron core molded item 7.Igniter pocket 72 can be arranged on the center of lateral surface 701.In addition, igniter pocket 72 also can be arranged on the position offset to the left and right of lateral surface 701.
In addition, as shown in Figure 4, the bight 722 of igniter pocket 72 and the boundary portion 723 of igniter pocket 72 and iron core molded item 7 also can be formed as curved.In this case, igniter pocket 72 is formed smoothly from the entirety of the part that the lateral surface 701 of iron core molded item 7 is given prominence to, to avoid the formation of the starting point that be full of cracks occurs.Thereby, it is possible to effectively suppress the be full of cracks in potting resin 13 to occur.
In addition, as shown in Figure 1, in the inside of the molded item resin 42 of igniter 4, also heating panel 44 can be set in circuit part 42.Heating panel 44 can expose on the surface of igniter 4, opposed with the lateral surface 61 of periphery iron core 6.Thereby, it is possible to improve the thermal diffusivity of igniter 4 further.
In addition, as shown in Figure 5, also can form in a part for the lateral surface 61 of periphery iron core 6 the iron core incised notch portion 63 embedded for igniter 4.In this case, a part for igniter 4 is configured in the iron core incised notch portion 63 of periphery iron core 6, the space that the entirety of the iron core molded item 7 comprising igniter 4 and periphery iron core 6 is shared in ignition coil 1 can be reduced, the miniaturization of ignition coil 1 can be realized.
In addition, as shown in Figure 6, also can form at least one party of the open end 75 of the lateral surface 701 of iron core molded item 7 and downside the jut 76 being used for being positioned at by iron core molded item 7 in the incorporating section 112 of housing 11.In this case, iron core molded item 7 can easily be carried out to the insertion of the incorporating section 112 of housing 11 and location.
In addition, the jut 77 of the location for carrying out central core 5 also can be formed at the incised notch portion 73B for configuration center iron core 5 of the medial surface 702 of iron core molded item 7.
In the ignition coil 1 of this example, form at the iron core molded item 7 covering periphery iron core 6 the igniter pocket 72 being used for collocation point firearm 4.Further, the igniter 4 being configured at igniter pocket 72 is opposed with a part for the lateral surface 61 of periphery iron core 6 across the incised notch portion 73A of the lateral surface 701 being formed in iron core molded item 7.Thereby, it is possible to easily carry out the location of igniter 4 relative to primary winding 21, secondary coil 22, central core 5 and periphery iron core 6.Further, when the terminal 43 of igniter 4 and the terminal 313 in connector portion 312 being electrically connected, the location of igniter 4 can easily be carried out.
In addition, by igniter 4 is configured in the iron core molded item 7 integrated with periphery iron core 6, igniter 4 and primary winding 21, secondary coil 22, central core 5, periphery iron core 6 and iron core molded item 7 can be assembled integratedly and formed assembly.Further, by being configured in housing 11 by this assembly, assembling and the electrical connection of igniter 4 can easily be carried out.
In addition, igniter 4 is opposed with a part for the lateral surface 61 of periphery iron core 6 across the incised notch portion 73A being formed at iron core molded item 7.Thereby, it is possible to make the heat produced from the igniter 4 as heating part to excellent periphery iron core 6 dissipation of heat conductivity, the thermal diffusivity of igniter 4 can be improved.
In addition, by configuring iron core molded item 7 between igniter 4 and potting resin 13, the stress of potting resin 13 can be relaxed, making potting resin 13 not easily produce be full of cracks, or the be full of cracks produced in potting resin 13 is not easily developed in potting resin 13.
In addition, when the entirety of the surrounding of igniter 4 is surrounded by potting resin 13, chap and easily to develop in potting resin 13.On the other hand, in the ignition coil 1 of this example, by being configured in igniter pocket 72 by igniter 4, iron core molded item 7 is configured in igniter 4 around.Thus, the stress acting on potting resin 13 due to iron core molded item 7 reduces, and the be full of cracks produced in potting resin 13 not easily develops into housing 11.
Therefore, according to the ignition coil 1 of this example, the assembleability of ignition coil 1 and the thermal diffusivity of durability and igniter 4 can be improved.
Claims (4)
1. an internal combustion engine ignition coil, is characterized in that, possesses:
Concentric primary winding and secondary coil is configured in interior periphery;
Central core, is configured in the inner circumferential of above-mentioned primary winding and above-mentioned secondary coil;
The periphery iron core of ring-type, around above-mentioned primary winding and above-mentioned secondary coil;
Resinous iron core molded item, covers around this periphery iron core, forms the housing of this periphery iron core;
Igniter, forms the switching circuit of energising and the power-off carried out to above-mentioned primary winding;
Housing, holds above-mentioned primary winding, above-mentioned secondary coil, above-mentioned central core, above-mentioned periphery iron core, above-mentioned iron core molded item and above-mentioned igniter; And
Potting resin, fills the gap in this housing,
The igniter pocket for configuring above-mentioned igniter is formed at the lateral surface of above-mentioned iron core molded item,
At the position relative with above-mentioned igniter pocket of the lateral surface of above-mentioned iron core molded item, be formed with the incised notch portion that a part for the lateral surface of above-mentioned periphery iron core is exposed,
Above-mentioned igniter is opposed with a part for the above-mentioned lateral surface of above-mentioned periphery iron core and be configured in above-mentioned igniter pocket across above-mentioned incised notch portion.
2. internal combustion engine ignition coil as claimed in claim 1, is characterized in that,
Above-mentioned periphery iron core and above-mentioned iron core molded item are formed as cubic ring-shaped, the through direction of this periphery iron core and this iron core molded item towards the opening direction being formed with peristome of above-mentioned housing,
Above-mentioned igniter pocket has peristome at above-mentioned at least one-sided of through direction on the above-mentioned lateral surface of above-mentioned iron core molded item.
3. internal combustion engine ignition coil as claimed in claim 1 or 2, is characterized in that,
The bight of above-mentioned igniter pocket and the boundary portion of this igniter pocket and above-mentioned iron core molded item are formed as curved.
4. the internal combustion engine ignition coil according to any one of claims 1 to 3, is characterized in that,
The iron core incised notch portion embedded for above-mentioned igniter is formed in a part for the above-mentioned lateral surface of above-mentioned periphery iron core.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014209314A JP6409484B2 (en) | 2014-10-10 | 2014-10-10 | Ignition coil for internal combustion engine |
| JP2014-209314 | 2014-10-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105513778A true CN105513778A (en) | 2016-04-20 |
| CN105513778B CN105513778B (en) | 2018-12-14 |
Family
ID=55721682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510649044.1A Expired - Fee Related CN105513778B (en) | 2014-10-10 | 2015-10-09 | Internal combustion engine ignition coil |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6409484B2 (en) |
| CN (1) | CN105513778B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112840420A (en) * | 2018-10-25 | 2021-05-25 | 三菱电机株式会社 | Ignition coil |
| CN113223834A (en) * | 2017-03-24 | 2021-08-06 | 金刚石电机株式会社 | Ignition coil for internal combustion engine |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6424689B2 (en) * | 2015-03-16 | 2018-11-21 | 株式会社デンソー | Ignition coil for internal combustion engine |
| JP7484600B2 (en) | 2020-09-10 | 2024-05-16 | 株式会社デンソー | Ignition coil for internal combustion engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1451862A (en) * | 2002-04-12 | 2003-10-29 | 钻石电机株式会社 | Ignition device for IC engine |
| JP2006291789A (en) * | 2005-04-08 | 2006-10-26 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
| US20080006254A1 (en) * | 2006-07-04 | 2008-01-10 | Mitsubishi Electric Corporation | Ignition apparatus for internal combustion engine |
| JP4636918B2 (en) * | 2005-03-29 | 2011-02-23 | 阪神エレクトリック株式会社 | Ignition coil for internal combustion engine |
| JP4978497B2 (en) * | 2008-02-11 | 2012-07-18 | 株式会社デンソー | Ignition coil |
| JP4996108B2 (en) * | 2006-02-20 | 2012-08-08 | 東洋電装株式会社 | Ignition coil device |
| CN102800470A (en) * | 2011-05-27 | 2012-11-28 | 日立汽车系统株式会社 | Ignition coil for internal combustion engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52155825U (en) * | 1976-05-21 | 1977-11-26 | ||
| JPS59175112A (en) * | 1983-03-24 | 1984-10-03 | Fuji Electric Co Ltd | Igniting device utilizing magneto generator |
| JPS6015985U (en) * | 1983-07-14 | 1985-02-02 | 阪神エレクトリツク株式会社 | Internal combustion engine ignition system |
| JPS61109125U (en) * | 1984-12-24 | 1986-07-10 | ||
| JPH07101655B2 (en) * | 1989-02-23 | 1995-11-01 | 三菱電機株式会社 | Internal combustion engine ignition coil device |
| JPH0423307A (en) * | 1990-05-15 | 1992-01-27 | Mitsubishi Electric Corp | Ignition coil device of internal combustion |
| JPH062643A (en) * | 1992-06-17 | 1994-01-11 | Nippondenso Co Ltd | Igniter for internal combustion engine |
| JP5664283B2 (en) * | 2011-01-28 | 2015-02-04 | 株式会社デンソー | Ignition coil for internal combustion engine and method of manufacturing the same |
| JP5557343B2 (en) * | 2011-07-25 | 2014-07-23 | ダイヤモンド電機株式会社 | Ignition coil for internal combustion engines |
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2014
- 2014-10-10 JP JP2014209314A patent/JP6409484B2/en active Active
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2015
- 2015-10-09 CN CN201510649044.1A patent/CN105513778B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1451862A (en) * | 2002-04-12 | 2003-10-29 | 钻石电机株式会社 | Ignition device for IC engine |
| JP4636918B2 (en) * | 2005-03-29 | 2011-02-23 | 阪神エレクトリック株式会社 | Ignition coil for internal combustion engine |
| JP2006291789A (en) * | 2005-04-08 | 2006-10-26 | Hanshin Electric Co Ltd | Ignition coil for internal combustion engine |
| JP4996108B2 (en) * | 2006-02-20 | 2012-08-08 | 東洋電装株式会社 | Ignition coil device |
| US20080006254A1 (en) * | 2006-07-04 | 2008-01-10 | Mitsubishi Electric Corporation | Ignition apparatus for internal combustion engine |
| JP4978497B2 (en) * | 2008-02-11 | 2012-07-18 | 株式会社デンソー | Ignition coil |
| CN102800470A (en) * | 2011-05-27 | 2012-11-28 | 日立汽车系统株式会社 | Ignition coil for internal combustion engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113223834A (en) * | 2017-03-24 | 2021-08-06 | 金刚石电机株式会社 | Ignition coil for internal combustion engine |
| CN112840420A (en) * | 2018-10-25 | 2021-05-25 | 三菱电机株式会社 | Ignition coil |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6409484B2 (en) | 2018-10-24 |
| CN105513778B (en) | 2018-12-14 |
| JP2016081970A (en) | 2016-05-16 |
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