JPS63118380U - - Google Patents
Info
- Publication number
- JPS63118380U JPS63118380U JP907087U JP907087U JPS63118380U JP S63118380 U JPS63118380 U JP S63118380U JP 907087 U JP907087 U JP 907087U JP 907087 U JP907087 U JP 907087U JP S63118380 U JPS63118380 U JP S63118380U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- inductance
- engine ignition
- wiring
- ground wiring
- 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
- 239000003990 capacitor Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 229910000859 α-Fe Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は本考案に係るエンジン点火回路の概略
回路図、第２図は第１図におけるトランジスタの
ベースの電圧波形図、第３図は半導体スイツチン
グ素子の接地配線のインダクタンスを大きくする
ための構造例、第４図は従来のエンジン点火回路
の概略回路図、第５図は第４図におけるＡ点の電
圧波形図、第６図はトランジスタが発振状態とな
つたときのトランジスタのベース電圧波形図であ
る。
１０……直流電源、１１……点火コイル、１１
ｐ……１次コイル、１１ｓ……２次コイル、１２
……トランジスタ（スイツチング素子）、１３…
…スパークプラグ、１５……雑音防止用コンデン
サ、ｌ３０……電源側配線、ｌ４０……制御側配
線、ｌ１０……スイツチング素子の接地配線。
Figure 1 is a schematic circuit diagram of an engine ignition circuit according to the present invention, Figure 2 is a voltage waveform diagram at the base of the transistor in Figure 1, and Figure 3 is a structure for increasing the inductance of the ground wiring of a semiconductor switching element. For example, Figure 4 is a schematic circuit diagram of a conventional engine ignition circuit, Figure 5 is a voltage waveform diagram at point A in Figure 4, and Figure 6 is a base voltage waveform diagram of a transistor when the transistor is in an oscillation state. It is. 10...DC power supply, 11...Ignition coil, 11
p...Primary coil, 11s...Secondary coil, 12
...Transistor (switching element), 13...
...Spark plug, 15...Noise prevention capacitor, l30 ...Power supply side wiring, l40 ...Control side wiring, l10 ...Switching element grounding wiring.
Claims (1)
子の直列回路と、雑音防止用コンデンサとの並列
回路を接続してあり、スイツチング素子のオン、
オフ制御により点火コイルに高電圧を誘起せしめ
てスパークプラグを点火せしめるエンジン点火回
路において、前記スイツチング素子の点火コイル
を接続していない側の端子の接地配線のインダク
タンスを１μＨ以上としたことを特徴とするエン
ジン点火回路。 ２ 前記スイツチング素子の接地配線のインダク
タンスをコイル素子の介在によつて得ている実用
新案登録請求の範囲第１項記載のエンジン点火回
路。 ３ 前記スイツチング素子の接地配線のインダク
タンスを該配線にフエライト管を外嵌して得てい
る実用新案登録請求の範囲第１項記載のエンジン
点火回路。 ４ 前記スイツチング素子の接地配線のインダク
タンスを該配線の長さにて得ている実用新案登録
請求の範囲第１項記載のエンジン点火回路。[Scope of Claim for Utility Model Registration] 1. A series circuit of an ignition coil and a switching element, and a parallel circuit of a noise prevention capacitor are connected to a DC power source, and when the switching element is turned on or
In an engine ignition circuit that induces a high voltage in an ignition coil by off control to ignite a spark plug, the inductance of the ground wiring of the terminal of the switching element on the side to which the ignition coil is not connected is set to 1 μH or more. engine ignition circuit. 2. The engine ignition circuit according to claim 1, wherein the inductance of the ground wiring of the switching element is obtained by interposing a coil element. 3. The engine ignition circuit according to claim 1, wherein the inductance of the ground wiring of the switching element is obtained by fitting a ferrite tube around the wiring. 4. The engine ignition circuit according to claim 1, wherein the inductance of the ground wiring of the switching element is obtained by the length of the wiring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP907087U JPS63118380U (en) | 1987-01-23 | 1987-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP907087U JPS63118380U (en) | 1987-01-23 | 1987-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63118380U true JPS63118380U (en) | 1988-07-30 |
Family
ID=30794036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP907087U Pending JPS63118380U (en) | 1987-01-23 | 1987-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63118380U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016108954A (en) * | 2014-12-02 | 2016-06-20 | 株式会社デンソー | Internal combustion engine ignition circuit device |
-
1987
- 1987-01-23 JP JP907087U patent/JPS63118380U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016108954A (en) * | 2014-12-02 | 2016-06-20 | 株式会社デンソー | Internal combustion engine ignition circuit device |
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