JPS6368773A - Ignition coil for multicylinder internal combustion engine - Google Patents
Ignition coil for multicylinder internal combustion engineInfo
- Publication number
- JPS6368773A JPS6368773A JP21164386A JP21164386A JPS6368773A JP S6368773 A JPS6368773 A JP S6368773A JP 21164386 A JP21164386 A JP 21164386A JP 21164386 A JP21164386 A JP 21164386A JP S6368773 A JPS6368773 A JP S6368773A
- Authority
- JP
- Japan
- Prior art keywords
- coil
- high voltage
- secondary coil
- ignition
- ignition coil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002485 combustion reaction Methods 0.000 title claims description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 238000004804 winding Methods 0.000 abstract description 13
- 229920005989 resin Polymers 0.000 abstract description 2
- 239000011347 resin Substances 0.000 abstract description 2
- 229920001187 thermosetting polymer Polymers 0.000 abstract description 2
- 239000004593 Epoxy Substances 0.000 abstract 1
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 229920005992 thermoplastic resin Polymers 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/0407—Opening or closing the primary coil circuit with electronic switching means
- F02P3/0435—Opening or closing the primary coil circuit with electronic switching means with semiconductor devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P13/00—Sparking plugs structurally combined with other parts of internal-combustion engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P7/00—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices
- F02P7/02—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of distributors
- F02P7/03—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of distributors with electrical means
- F02P7/035—Arrangements of distributors, circuit-makers or -breakers, e.g. of distributor and circuit-breaker combinations or pick-up devices of distributors with electrical means without mechanical switching means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/12—Ignition, e.g. for IC engines
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は内燃機関用点火コイルに係り、特に配電器を用
いずに多気筒内燃機関の点火を行うのに好適な多気筒内
燃機関用点火コイルに関する。[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an ignition coil for an internal combustion engine, and in particular to an ignition coil for a multi-cylinder internal combustion engine suitable for igniting a multi-cylinder internal combustion engine without using a power distribution device. Regarding the coil.
従来、配電器を用いずに多気筒内燃機関に点火を行なう
場合、例えば実公昭５２−５４６７３号公報等に知られ
るように、各々の点火プラグに直接１個の点火コイルを
取り付けたいわゆる１コイル１プラグ方式が知られてい
る。Conventionally, when igniting a multi-cylinder internal combustion engine without using a power distributor, a so-called 1-coil ignition coil was used, in which one ignition coil was directly attached to each spark plug, as known from, for example, Japanese Utility Model Publication No. 52-54673. A one-plug method is known.
また、上記の他、同時着火コイルを点火プラグから離れ
た車体に取り付け、高圧コードを介して点火用高電圧を
点火プラグに配電する方式も知られている。In addition to the above, a method is also known in which a simultaneous ignition coil is attached to the vehicle body away from the spark plug, and a high voltage for ignition is distributed to the spark plug via a high voltage cord.
上記従来技術においては、前者の１コイル１プラグ方式
においては、点火コイルが機関の気筒数と同数必要であ
り不都合である。一方、後者の方式では、高電圧を高圧
コードにより各点火プラグに分配するため配線が複雑と
なり、また雑音電波が放射されて車内に搭載した通信機
器、電子制御機器に電波障害を与えるという問題があっ
た。In the above-mentioned conventional technology, the former one-coil, one-plug method requires the same number of ignition coils as the number of cylinders of the engine, which is disadvantageous. On the other hand, with the latter method, the wiring is complicated because high voltage is distributed to each spark plug using a high voltage cord, and there is also the problem that noise radio waves are emitted and cause radio interference to communication equipment and electronic control equipment installed in the car. there were.
上記本発明の目的は、一次コイル、二次コイル及び鉄心
有し、上記二次コイルの一端人・エンジンのシリンダヘ
ッドに取付けられた複数の点火プラグの一に接続し、そ
の他端を他の点火プラグに接続してなる複数気筒内燃機
関用点火コイルにおいて、ｈ記一次コイル、上記二次コ
イル、上記鉄心、さらには上記二次コイルの一端を直接
ユ、記−の点火プラグに接続するための高電圧接続端子
を絶縁性合成樹脂を用いて一体にモールド成形するとと
もに、上記二次コイルの他端には上記他の点火プラグに
電気的接続を行うための高尼圧紗、を接続することを特
徴とする複数気筒内燃機関用点火コイルによって達成さ
れる。The object of the present invention is to have a primary coil, a secondary coil, and an iron core, one end of the secondary coil is connected to one of a plurality of spark plugs attached to the cylinder head of an engine, and the other end is connected to another ignition plug. In the ignition coil for a multi-cylinder internal combustion engine connected to a plug, the primary coil h, the secondary coil, the iron core, and one end of the secondary coil are directly connected to the spark plug A high voltage connection terminal is integrally molded using an insulating synthetic resin, and a high pressure gauze is connected to the other end of the secondary coil for electrically connecting to the other spark plug. This is achieved by an ignition coil for a multi-cylinder internal combustion engine characterized by:
上記の構成になる複数気筒内燃機関用点火コイルにおい
て、一次及び二次コイル、鉄心、さらには高電圧接続端
子が一体にモールド成形され、」１記二次コイルの一端
は上記高電圧接続端子により一の点火プラグに接続され
、他端は高電圧線を介して他の点火プラグに接続されて
いるため、ただ−個の点火コイルで二個の点火プラグを
着火でき。In the ignition coil for a multi-cylinder internal combustion engine having the above configuration, the primary and secondary coils, the iron core, and the high voltage connection terminal are integrally molded, and one end of the secondary coil is connected to the high voltage connection terminal. Since one end is connected to one spark plug and the other end is connected to another spark plug via a high voltage line, two spark plugs can be ignited with just one ignition coil.
また、高電圧線による配線が簡易かつ短縮され、もって
比較的安価かつ組立容易な、さらには離合発生の少ない
ものとすることができる。In addition, wiring using high voltage lines can be simplified and shortened, making it relatively inexpensive and easy to assemble, and furthermore, the occurrence of disconnection can be reduced.
以Ｆ５未発明シコなる多気筒内燃機関用点大コイルの一
実施例についての詳細を図を用いで説明オろ。Hereinafter, details of an embodiment of a large-point coil for a multi-cylinder internal combustion engine, which is yet to be invented by F5, will be explained with reference to the drawings.
第１図及び第２図において１点火コイル１ば、一次コイ
ル１ａ、二次コイルｌｂ、鉄心８を有している。この一
次コイル１ａは、例λば熱可ｙ！！性合成樹脂により成
形された一次ボビン２３に線径０゜２〜・１．０４程度
のエナメル線を一層当１１数１回ずつ数層に渡り巻装し
、全体として１００〜３００回（ターン）程度積層巻き
にしたものである。二次コイル１ｂは、上記一次コイル
１ａの外周に設けられており、やはり熱可塑性合成樹脂
により形成された二次ボビン２４に線径０．０３−０、
Ｌｍｍ程度のエナメル線を用いて２５００〜２００００
回程度巻いて構成されたものである。この二次コイル１
ｂは、分割されたボビン２４内においてその巻始め側か
ら直列に５〜１５分割されて巻線されている。1 and 2, it has one ignition coil 1, a primary coil 1a, a secondary coil lb, and an iron core 8. This primary coil 1a is, for example, thermoplastic y! ! Enameled wire with a wire diameter of about 0°2 to 1.04 mm is wound around the primary bobbin 23 made of synthetic resin in several layers, 11 and 1 times per layer, for a total of 100 to 300 turns (turns). This is a laminated winding. The secondary coil 1b is provided on the outer periphery of the primary coil 1a, and has a wire diameter of 0.03-0 and a secondary bobbin 24 also made of thermoplastic synthetic resin.
2500~20000 using enameled wire of about Lmm
It is constructed by winding it around several times. This secondary coil 1
B is divided into 5 to 15 parts and wound in series from the winding start side in the divided bobbin 24.
上記の一次コイル１ａの巻始め端３０（巻終り端でもよ
い）は高電圧端子部材５に、その巻終り端３１（巻始め
端でもよい）は他の高電圧端子部材６に電気的に接続さ
れている。また、一次コイル１ａの巻始め端及び巻終り
端（第１図では巻始め端３２のみが示されている）はそ
れぞれ一次コイル接続端子部材１５．１６に電気的に接
続されている。そして、これら高電圧端子５及び６．さ
らに一次コイル接続端を部材１５及び１６（第２図参照
）は、上記一次コ・（ルｌａ、二次コイルｌｂ、鉄心８
をケース２１ Ｋ−組み込み、コ！ボキシ等に熱硬化性
合成Ｗ脂２２を真空含侵・加熱硬化して絶縁をしたもの
とともに熱可塑性合成樹脂１３で一体に成形される。The winding start end 30 (or the end of the winding) of the primary coil 1a is electrically connected to the high voltage terminal member 5, and the winding end 31 (the winding end may be the start end) of the primary coil 1a is electrically connected to the other high voltage terminal member 6. has been done. Further, the winding start end and the winding end end (only the winding start end 32 is shown in FIG. 1) of the primary coil 1a are electrically connected to the primary coil connection terminal members 15 and 16, respectively. These high voltage terminals 5 and 6. Furthermore, members 15 and 16 (see Fig. 2) connect the primary coil connecting ends to the primary coil (la), the secondary coil (lb), and the iron core (8).
Case 21 K-Incorporated, Ko! It is integrally molded with a thermoplastic synthetic resin 13 with a boxy etc. insulated by vacuum impregnation and heat curing with thermosetting synthetic W resin 22.
このように一体形成された点火コイル１には、さらに、
取付用カラー１７．１８がやはり一体に形成され、その
略中央部には後に述べる取付用ポル−４９，２０を通す
ための穴３３．３４が形成されている。The ignition coil 1 integrally formed in this way further includes:
Mounting collars 17, 18 are also integrally formed, and holes 33, 34 are formed approximately in the center thereof for passing mounting ports 49, 20, which will be described later.
以上説明した点火コイル１をエンジンに取り付ける場合
、図示されるように、まず点火コイル１１□
と１一体にモールド成形さハた高電圧端子部材６がエン
ジンシリンダヘッド１４に取り付けられた点大プラグＰ
ｇに接続されるように配置する。そし。When attaching the ignition coil 1 described above to an engine, as shown in the figure, first the ignition coil 11□ and the large point plug P are integrally molded and the high voltage terminal member 6 is attached to the engine cylinder head 14.
Place it so that it is connected to g. stop.
て、」二記取付用カラー１８．１９の取イ・」用穴３３
゜３４を用いて上記点火プラグをシリンダヘッド１−４
に例えばボルト１９，２、Ｏ＆ 几’ｉいて取り付ζづ
乙、一方、他の高電圧端子部材５は、例えば抵抗ひもの
外周をゴム等により絶縁被覆してなる雑音防止用のいる
いわゆる高電、王線（ケーブル）１１を用いて他の点火
プラグＰ１に接続される。また、一次コイル接続端子部
材１５．１６は、やはり接続用コード（図示せず）によ
り、後に説明するパワースイッチング素子及びバッテリ
ーに接続される。Hole 33 for mounting collar 18 and 19.
Using ゜34, attach the above spark plug to cylinder head 1-4.
For example, the bolts 19 and 2 are attached to the terminals 19 and 2 with an O& It is connected to another spark plug P1 using a power line (cable) 11. The primary coil connection terminal members 15, 16 are also connected to a power switching element and a battery, which will be described later, via connection cords (not shown).
以上述べた本発明になる点火コイルを用いた場合の点火
システムの回路図を第３図に示す、この図に示すシステ
ムにおいては、４気筒エンジンの４個の点火プラグＰｘ
、Ｐｚ、Ｐδ、Ｐ４に２つの上記の点火コイル１及び１
′により点火用高電圧を供給している。すなわち、点火
コイル１の二次コイル１ｂの一方の出力端は高電圧端子
６を介して直接点火プラグＰ２が、また他方の出力端は
高電圧端子Ｓ及び高電圧線１１を介してそれぞれの点火
プラグＰｉ ＋ Ｐｚに接続されている。また、第２の
点火コイル１′についても同様である。A circuit diagram of an ignition system using the ignition coil of the present invention described above is shown in FIG. 3. In the system shown in this figure, four spark plugs Px of a four-cylinder engine are used.
, Pz, Pδ, P4 with the two above-mentioned ignition coils 1 and 1
' supplies high voltage for ignition. That is, one output terminal of the secondary coil 1b of the ignition coil 1 is directly connected to the ignition plug P2 via the high voltage terminal 6, and the other output terminal is connected to each ignition via the high voltage terminal S and the high voltage line 11. Connected to the plug Pi + Pz. The same applies to the second ignition coil 1'.
一方、上記点火コイル１，１′の一端はバッテリー１０
に接続され、その他端はそれぞれパワートランジスタ等
から構成されるパワースイッチング素子３，４を介して
接地されている。これらパワースイッチング素子の制御
端子（図ではベース端子）には例えばマイクロコンピュ
ータ等により構成されるコントロールユニット７が接続
されており、それから出力される制御信号Ｓ１． Ｓｓ
’ により断・続の制御が行われる。On the other hand, one end of the ignition coil 1, 1' is connected to the battery 10.
The other ends are grounded via power switching elements 3 and 4 each composed of a power transistor or the like. A control unit 7 composed of, for example, a microcomputer is connected to the control terminals (base terminals in the figure) of these power switching elements, and control signals S1. Ss
' is used to control disconnection and continuation.
すなわち、第４図の波形図にも示されるように、制御信
号Ｓｌがハイレベルになるとパワースイッチング素子３
が導通状態どなり、これ１．こより点火コイル１の一次
コイルに電流下１が流わ１始める、その後、制御信号Ｓ
１がローレベルレ、−なろど、パワースイッチング素子
３は遮断状態となり、一次電流１１が急激に遮断される
。この時、コイル内に蓄えられていたエネルギーにより
二次コイル１ｂには高電圧が発生し、これにより一点火
プラグＰｉ及びＰｚが同時に着火する。この時７本実施
例になるシステムでは、火点ブ丹グＰ１が設けられたシ
リンダは圧縮、点火プラグＰ２が設けられたシリンダは
排気工程となっている、また、コントロールユニット７
からは他の制御信′；ｆＳ、ｒ出力され、上記と同様の
動作により点火プラグＰ３及びＰ４が同時に着火される
。That is, as shown in the waveform diagram of FIG. 4, when the control signal Sl becomes high level, the power switching element 3
is in a conductive state, and this is 1. From this, a current lower 1 flows through the primary coil of the ignition coil 1, and then the control signal S
1 is a low level, -, etc., the power switching element 3 is in a cutoff state, and the primary current 11 is suddenly cut off. At this time, a high voltage is generated in the secondary coil 1b due to the energy stored in the coil, and as a result, the single spark plugs Pi and Pz are ignited simultaneously. At this time, in the system of this embodiment, the cylinder provided with the spark plug P1 is in the compression process, and the cylinder provided with the spark plug P2 is in the exhaust process, and the control unit 7
Other control signals '; fS, r are outputted from the ignition valve 1, and spark plugs P3 and P4 are simultaneously ignited by the same operation as described above.
このように、コントロールユニットは、制御信号Ｓ１．
Ｓｓ’ を一定の角度だけずらして出力することから
点火コイル１及び１′は交互に点火用高電圧を発生し１
点火プラグＰｓとＰｚ及びＰｇとＰ４ を交互に着火し
、もってエンジンの４つの気筒を順次点火することがで
きる。In this way, the control unit receives control signals S1.
Since Ss' is shifted by a certain angle and output, ignition coils 1 and 1' alternately generate high voltage for ignition.
Spark plugs Ps and Pz and Pg and P4 are ignited alternately, thereby making it possible to sequentially ignite the four cylinders of the engine.
以上述べた実施例においては、二次コイル１ｂの巻始め
端３０は高電圧端子用部材５を介して点火プラグＰ１に
電気的に接続しているが、必ずしもその様な構造に限ら
れず、例えばこの巻始め端３０を直接上記高電圧ｍ１ｌ
ｌに直接接続し、その端部を上記点火コイル１と一体に
熱可塑性合成樹脂１３で成形することもできる。In the embodiment described above, the winding start end 30 of the secondary coil 1b is electrically connected to the spark plug P1 via the high voltage terminal member 5, but the structure is not necessarily limited to such a structure. This winding start end 30 is directly connected to the high voltage m1l.
It is also possible to connect directly to the ignition coil 1 and mold its end integrally with the ignition coil 1 from thermoplastic synthetic resin 13.
以上の実施例の説明から明らかなように、本発明になる
点火コイルでは、その高電圧二次コイルを直接−の点火
プラグに接続し、他端を高電圧線により接続するため、
高電圧線の配線が短縮されかつ簡易になる。一般的に、
雑音防止用高電圧線は他のケーブル線に比較し高価であ
り、これを短縮することにより、より安価なものにする
ことも可能となる。As is clear from the description of the embodiments above, in the ignition coil according to the present invention, the high voltage secondary coil is directly connected to the ignition plug, and the other end is connected by a high voltage line.
Wiring of high voltage lines is shortened and simplified. Typically,
The high voltage line for noise prevention is more expensive than other cable lines, and by shortening it, it becomes possible to make it cheaper.
上記の本発明の詳細な説明からも明らかなように、本発
明によれば、エンジンに組付ける作業の簡単な、配線が
簡易化され、かつ雑音発生の低減をすることのできる多
気筒内燃機関用点火システムを提供することができる。As is clear from the above detailed description of the present invention, according to the present invention, a multi-cylinder internal combustion engine can be easily assembled into an engine, wiring can be simplified, and noise generation can be reduced. ignition system.
第１図及び第２図は本発明になる多気筒内燃機関用点火
コイルの断面図及びその取付状態を示す上面図、第３図
は本発明になる点火コイ゛ルヘ使用した点火システムを
示す回路図、第４図は第３図の点火システムの動作を説
明する動作波形図である。
１・・・点火コイル、１ａ・・・一次コイル、】ｂ ・
一次コイル、５，６・・・高電圧端子部材、１１・・・
高電王線、ＰＬ、Ｐ２・・・点火プラグ。1 and 2 are a cross-sectional view and a top view showing the mounting state of the ignition coil for a multi-cylinder internal combustion engine according to the present invention, and FIG. 3 is a circuit diagram showing an ignition system used for the ignition coil according to the present invention. 4 are operational waveform diagrams illustrating the operation of the ignition system shown in FIG. 3. 1... Ignition coil, 1a... Primary coil, ]b ・
Primary coil, 5, 6... High voltage terminal member, 11...
Takadeno wire, PL, P2...Spark plug.
Claims (1)
イルの一端をエンジンのシリンダヘッドに取付けられた
複数の点火プラグの一に接続し、その他端を他の点火プ
ラグに接続してなる複数気筒内燃機関用点火コイルにお
いて、上記一次コイル、上記二次コイル、上記鉄心、さ
らには上記二次コイルの一端を直接上記一の点火プラグ
に接続するための高電圧接続端子を絶縁性合成樹脂を用
いて一体にモールド成形するとともに、上記二次コイル
の他端には上記他の点火プラグに電気的接続を行うため
の高電圧線を接続することを特徴とする複数気筒内燃機
関用点火コイル。 ２、特許請求の範囲第１項記載のものにおいて、さらに
上記二次コイルの他端に接続される第２の高電圧接続端
子を一体にモールド成形し、上記第２の高電圧接続端子
及び高電圧線を介して上記他の点火プラグに電気的接続
を行うことを特徴とする多気筒内燃機関用点火コイル。[Claims] 1. It has a primary coil, a secondary coil, and an iron core, one end of the secondary coil is connected to one of a plurality of spark plugs attached to the cylinder head of the engine, and the other end is connected to another ignition plug. In an ignition coil for a multi-cylinder internal combustion engine connected to a plug, a high voltage connection for directly connecting the primary coil, the secondary coil, the iron core, and one end of the secondary coil to the first spark plug. A plurality of spark plugs characterized in that a terminal is integrally molded using an insulating synthetic resin, and a high voltage line for electrical connection to the other spark plug is connected to the other end of the secondary coil. Ignition coil for cylinder internal combustion engines. 2. In the product described in claim 1, further, a second high voltage connection terminal connected to the other end of the secondary coil is integrally molded, and the second high voltage connection terminal and the high voltage connection terminal are integrally molded. An ignition coil for a multi-cylinder internal combustion engine, characterized in that it is electrically connected to the other spark plug via a voltage line.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21164386A JPS6368773A (en) | 1986-09-10 | 1986-09-10 | Ignition coil for multicylinder internal combustion engine |
| GB08721020A GB2198292A (en) | 1986-09-10 | 1987-09-07 | Ignition coil for internal combustion engine |
| FR8712506A FR2603664A1 (en) | 1986-09-10 | 1987-09-09 | IGNITION COIL FOR A MULTI-CYLINDER INTERNAL COMBUSTION ENGINE |
| DE19873730291 DE3730291A1 (en) | 1986-09-10 | 1987-09-09 | IGNITION COIL FOR MULTI-CYLINDER INTERNAL COMBUSTION ENGINE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21164386A JPS6368773A (en) | 1986-09-10 | 1986-09-10 | Ignition coil for multicylinder internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6368773A true JPS6368773A (en) | 1988-03-28 |
Family
ID=16609176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21164386A Pending JPS6368773A (en) | 1986-09-10 | 1986-09-10 | Ignition coil for multicylinder internal combustion engine |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS6368773A (en) |
| DE (1) | DE3730291A1 (en) |
| FR (1) | FR2603664A1 (en) |
| GB (1) | GB2198292A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4911378A (en) * | 1988-06-13 | 1990-03-27 | Shimano Industrial Company Limited | Drag mechanism for a spinning reel |
| US5149008A (en) * | 1990-12-21 | 1992-09-22 | Shimano Industrial Co., Ltd. | Spinning reel with adjustable drag member |
| US5328127A (en) * | 1990-07-19 | 1994-07-12 | Shimano Inc. | Spinning reel having a sealed front drag mechanism |
| US5358196A (en) * | 1991-02-20 | 1994-10-25 | Shimano Inc. | Drag mechanism for a spinning reel |
| JP2008277460A (en) * | 2007-04-27 | 2008-11-13 | Denso Corp | Ignition coil |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3727458A1 (en) * | 1987-08-18 | 1989-03-02 | Bayerische Motoren Werke Ag | IGNITION UNIT FOR COMBUSTION ENGINES |
| IT1219358B (en) * | 1988-06-06 | 1990-05-11 | Fiat Auto Spa | MULTIPLE SPARK IGNITION SYSTEM FOR INTERNAL COMBUSTION ENGINES PARTICULARLY FOR VEHICLES |
| DE3915180A1 (en) * | 1989-05-10 | 1990-11-15 | Porsche Ag | DEVICE FOR HOLDING A HIGH VOLTAGE IGNITION SYSTEM |
| DE4109423A1 (en) * | 1991-02-22 | 1992-11-05 | Audi Ag | Engine ignition system without mechanical distributor |
| US5152274A (en) * | 1990-08-01 | 1992-10-06 | Mitsubishi Denki Kabushiki Kaisha | Ignition coil apparatus |
| DE4105585A1 (en) * | 1991-02-22 | 1992-08-27 | Audi Ag | Ignition system for four-cylinder IC engine without distributor - provides two sparks per cylinder in each four-stroke cycle for coils with shorter HT leads |
| DE59202880D1 (en) * | 1991-03-22 | 1995-08-17 | Audi Ag | DISTRIBUTOR-FREE IGNITION SYSTEM. |
| DE4314444A1 (en) * | 1993-05-03 | 1994-11-10 | Daimler Benz Ag | Ignition coil for internal combustion engines |
| DE19530553A1 (en) * | 1995-08-19 | 1997-02-20 | Bayerische Motoren Werke Ag | Ignition system for a multi-cylinder internal combustion engine |
| JP4426707B2 (en) * | 2000-08-18 | 2010-03-03 | 日本特殊陶業株式会社 | Ignition coil and ignition device using the same |
| US7332991B2 (en) | 2005-01-24 | 2008-02-19 | Delphi Technologies, Inc. | Twin spark ignition coil with provisions to balance load capacitance |
| US7148780B2 (en) | 2005-01-24 | 2006-12-12 | Delphi Technologies, Inc. | Twin spark pencil coil |
| JP4209400B2 (en) * | 2005-03-23 | 2009-01-14 | 三菱電機株式会社 | Ignition device for internal combustion engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6043178B2 (en) * | 1978-06-28 | 1985-09-26 | 川崎重工業株式会社 | Rotating crusher operation control method |
| JPS60190673A (en) * | 1984-03-09 | 1985-09-28 | Nippon Denso Co Ltd | Ignition device for internal-combustion engine |
| JPS61148807A (en) * | 1984-12-24 | 1986-07-07 | Hanshin Electric Co Ltd | Ignition coil of internal-combustion engine |
| JPS61241464A (en) * | 1985-04-17 | 1986-10-27 | Nippon Denso Co Ltd | Ignition coil for internal-combustion engine |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3675077A (en) * | 1971-01-18 | 1972-07-04 | Floyd M Minks | High voltage ignition system transformer |
| JPS59111315A (en) * | 1982-12-17 | 1984-06-27 | Automob Antipollut & Saf Res Center | Ignition coil |
| JPS59111316A (en) * | 1982-12-17 | 1984-06-27 | Toyo Denso Co Ltd | Ignition coil |
| DE3404064C2 (en) * | 1983-04-27 | 1986-04-10 | Aisin Seiki K.K., Kariya, Aichi | Ignition transformer and spark plug cover assembly |
| JPS60257112A (en) * | 1984-06-01 | 1985-12-18 | Nippon Denso Co Ltd | Ignition coil |
-
1986
- 1986-09-10 JP JP21164386A patent/JPS6368773A/en active Pending
-
1987
- 1987-09-07 GB GB08721020A patent/GB2198292A/en not_active Withdrawn
- 1987-09-09 FR FR8712506A patent/FR2603664A1/en active Pending
- 1987-09-09 DE DE19873730291 patent/DE3730291A1/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6043178B2 (en) * | 1978-06-28 | 1985-09-26 | 川崎重工業株式会社 | Rotating crusher operation control method |
| JPS60190673A (en) * | 1984-03-09 | 1985-09-28 | Nippon Denso Co Ltd | Ignition device for internal-combustion engine |
| JPS61148807A (en) * | 1984-12-24 | 1986-07-07 | Hanshin Electric Co Ltd | Ignition coil of internal-combustion engine |
| JPS61241464A (en) * | 1985-04-17 | 1986-10-27 | Nippon Denso Co Ltd | Ignition coil for internal-combustion engine |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4911378A (en) * | 1988-06-13 | 1990-03-27 | Shimano Industrial Company Limited | Drag mechanism for a spinning reel |
| US5328127A (en) * | 1990-07-19 | 1994-07-12 | Shimano Inc. | Spinning reel having a sealed front drag mechanism |
| US5149008A (en) * | 1990-12-21 | 1992-09-22 | Shimano Industrial Co., Ltd. | Spinning reel with adjustable drag member |
| US5358196A (en) * | 1991-02-20 | 1994-10-25 | Shimano Inc. | Drag mechanism for a spinning reel |
| JP2008277460A (en) * | 2007-04-27 | 2008-11-13 | Denso Corp | Ignition coil |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2603664A1 (en) | 1988-03-11 |
| DE3730291A1 (en) | 1988-03-24 |
| GB8721020D0 (en) | 1987-10-14 |
| GB2198292A (en) | 1988-06-08 |
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