JPH01110419U - - Google Patents
Info
- Publication number
- JPH01110419U JPH01110419U JP652688U JP652688U JPH01110419U JP H01110419 U JPH01110419 U JP H01110419U JP 652688 U JP652688 U JP 652688U JP 652688 U JP652688 U JP 652688U JP H01110419 U JPH01110419 U JP H01110419U
- Authority
- JP
- Japan
- Prior art keywords
- core
- ignition coil
- coil
- holding means
- permanent magnet
- 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
- 230000004907 flux Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 2
- 230000005347 demagnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
第１図は本考案に係る点火コイルを概略的に示
す説明図、第２図は第１図の点火コイルのより詳
細な構成を示す説明縦断面図、第３図は本考案に
係る点火コイルの磁気エネルギ増加を説明するＢ
―Ｈ曲線図、第４図は其の理由を説明するパーミ
アンス―ＡＴ特性図、第５図は実験例において１
０×１０mmコアの磁気エネルギ計算に使用したＢ
―Ｈ曲線図、第６図は各種サイズのコアに付いて
永久磁石を介挿した場合及び介挿しない場合に付
いて磁気特性を調べた先行実験データ、第７図は
前記実験例で使用したＢ―Ｈ曲線図、第８図ａ乃
至ｄは前記実験例で使用した永久磁石の厚さとパ
ーミアンス係数等の関係を示す説明図、第９図は
前記実験例で使用した永久磁石の減磁曲線図、第
１０図は前記実験例の測定結果を示すＢ―Ｈ曲線
図、第１１図ａ乃至ｃは本考案に係る点火コイル
の組み立て作業工程を示す説明図及び第１２図は
本考案に係る点火コイルの別の実施例を示す説明
図である。
１０……コア、１０ａ……センタコア、１０ｂ
……サイドコア、１０ｃ……差込コア、１２，１
６……ボビン、１４……一次コイル、１８……二
次コイル、２６……エアギヤツプ部、３２……永
久磁石、３３……ステー（保持手段）。
FIG. 1 is an explanatory diagram schematically showing an ignition coil according to the present invention, FIG. 2 is an explanatory longitudinal sectional view showing a more detailed configuration of the ignition coil in FIG. 1, and FIG. 3 is an ignition coil according to the present invention. B to explain the increase in magnetic energy of
-H curve diagram, Figure 4 is a permeance-AT characteristic diagram explaining the reason, Figure 5 is 1 in the experimental example.
B used for magnetic energy calculation of 0x10mm core
-H curve diagram, Figure 6 is preliminary experimental data that investigated the magnetic properties of cores of various sizes with and without a permanent magnet inserted, and Figure 7 is data used in the above experimental example. B-H curve diagrams, Figures 8a to 8d are explanatory diagrams showing the relationship between the thickness and permeance coefficient of the permanent magnet used in the above experimental example, and Figure 9 is a demagnetization curve of the permanent magnet used in the above experimental example. 10 is a B-H curve diagram showing the measurement results of the above experimental example, FIGS. 11a to 11c are explanatory diagrams showing the assembly process of the ignition coil according to the present invention, and FIG. 12 is a diagram showing the assembly process of the ignition coil according to the present invention. It is an explanatory view showing another example of an ignition coil. 10... Core, 10a... Center core, 10b
... Side core, 10c ... Plug-in core, 12,1
6... Bobbin, 14... Primary coil, 18... Secondary coil, 26... Air gap portion, 32... Permanent magnet, 33... Stay (holding means).
Claims (1)
た一次コイル及び二次コイルとからなる点火コイ
ルにおいて、該コアに永久磁石を保持手段を介し
て介挿して前記一次コイルに通電した際に生ずる
磁束と逆の方向に磁束を生ぜしめる如く構成した
ことを特徴とする点火コイル。 (2) 前記保持手段が前記コアに添設されるステ
ーであることを特徴とする請求項第１項記載の点
火コイル。[Claims for Utility Model Registration] (1) An ignition coil consisting of a magnetizable closed magnetic circuit core and a primary coil and a secondary coil wound around the core, in which a permanent magnet is interposed in the core via a holding means. An ignition coil characterized in that it is configured to generate magnetic flux in a direction opposite to the magnetic flux generated when the primary coil is energized. (2) The ignition coil according to claim 1, wherein the holding means is a stay attached to the core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP652688U JPH01110419U (en) | 1988-01-20 | 1988-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP652688U JPH01110419U (en) | 1988-01-20 | 1988-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01110419U true JPH01110419U (en) | 1989-07-26 |
Family
ID=31210781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP652688U Pending JPH01110419U (en) | 1988-01-20 | 1988-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01110419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03116704A (en) * | 1989-09-28 | 1991-05-17 | Nippondenso Co Ltd | Ignition coil |
-
1988
- 1988-01-20 JP JP652688U patent/JPH01110419U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03116704A (en) * | 1989-09-28 | 1991-05-17 | Nippondenso Co Ltd | Ignition coil |
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