JPS58136681U - Magnet generator for internal combustion engine - Google Patents
Magnet generator for internal combustion engineInfo
- Publication number
- JPS58136681U JPS58136681U JP3246482U JP3246482U JPS58136681U JP S58136681 U JPS58136681 U JP S58136681U JP 3246482 U JP3246482 U JP 3246482U JP 3246482 U JP3246482 U JP 3246482U JP S58136681 U JPS58136681 U JP S58136681U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- magnet
- signal core
- combustion engine
- internal combustion
- 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.)
- Granted
Links
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の磁石発電機を用いるのに好適な内燃機
関用点火装置の一例を示した接続図、第２図は本考案の
一実施例の半部断面図、第３図は第２図の実施例で用い
る信号用鉄心を形成するために用いる鉄心あ側板の要部
を示す平面図、第４図は固定子鉄心の磁極部に形成され
た信号用鉄心の形状を示す平面図、第５図は第４図の■
−Ｖ線断面図、第６図は磁石回転子に設けられた磁極片
の展開図、第７図Ａ、 Ｂは本考案における信号コイル
に鎖交する磁束の波形と信号コ・イルの誘起電圧波形の
一例を示す線図、第８図Ａ乃至Ｃは信号コイルの誘起電
圧、点火電源コイルの誘起電圧及び両者の合成電圧の波
形を示す線図、第９図は第２図の磁石発電機を用いて第
１図の点火装置を構成した場合の信号コイル及び点火電
源コイルの出力電圧の合成電圧波形を種々の回転数に対
して示した線図である。
１・・・点火コイル、１ａ・・・１次コイル（点火電源
コイル）、４・・・信号コイル、２０・・・フライホイ
ール、２１ａ 〜２１ｄ−・・永久磁石、２２ａ 〜２
２ｄ−・・磁極片、２３・・・固定子、２４・・・鉄心
、２４ａ。
２４ｂ・・・磁極部、３０・・・信号用鉄心、３２・・
・磁極部。Fig. 1 is a connection diagram showing an example of an ignition system for an internal combustion engine suitable for using the magnet generator of the present invention, Fig. 2 is a half sectional view of an embodiment of the invention, and Fig. FIG. 2 is a plan view showing the main parts of the core side plate used to form the signal core used in the embodiment, and FIG. 4 is a plan view showing the shape of the signal core formed in the magnetic pole part of the stator core. , Figure 5 shows ■ in Figure 4.
-V cross-sectional view, Figure 6 is a developed view of the magnetic pole pieces provided on the magnet rotor, and Figures 7A and B are the waveforms of magnetic flux interlinking with the signal coil and the induced voltage in the signal coil in the present invention. A line diagram showing an example of the waveform, Figures 8A to C are diagrams showing the waveforms of the induced voltage of the signal coil, the induced voltage of the ignition power supply coil, and the combined voltage of both, and Figure 9 is the graph of the magnet generator of Figure 2. FIG. 2 is a diagram showing a composite voltage waveform of the output voltages of a signal coil and an ignition power supply coil at various rotational speeds when the ignition device of FIG. 1 is configured using the ignition device of FIG. DESCRIPTION OF SYMBOLS 1... Ignition coil, 1a... Primary coil (ignition power supply coil), 4... Signal coil, 20... Flywheel, 21a-21d-... Permanent magnet, 22a-2
2d-...Magnetic pole piece, 23...Stator, 24...Iron core, 24a. 24b...Magnetic pole part, 30...Signal core, 32...
・Magnetic pole part.
Claims (1)
の磁石を磁極片とともに固定してなるフライホイール磁
石回転子と、前記フライホイール磁石回転子の極間隔に
略等しい極間隔を有する磁極部を両端に備えた鉄心に点
火電源コイルを巻装してなる固定子と、前記固定子の両
端の磁極部のうち前記磁石回転子の回転方向の前方に位
置する磁極部から前記磁石回転子の軸線方向に起立させ
て設けられ先端に前記磁石回転子の磁極片に対向する磁
極部が形成された信号用鉄心と、前記信号用鉄心に巻装
され一端が前記点火電源コイルの一端に共通接続された
信号コイルとを備えた内燃機関用磁石発電機において、
前記磁石回転子の１個の磁石に設けられた磁極片はその
全長に亘って前記信号用鉄心の先端の磁極部に対向し得
るように他の磁極片よりも幅広に形成され、前記幅広に
形成された磁極片の前記回転方向の前方側の端部に隣接
する他の磁極片の端部が前記回転方向の後方側に延長さ
れて該延長された部分に前記信号用鉄心の磁極部に対向
する突出部が形成されていることを特徴とする内燃機関
用磁石発電機。” A flywheel magnet rotor formed by fixing a plurality of magnets together with magnetic pole pieces to the inner periphery of a flywheel formed in a substantially bowl shape, and a magnetic pole portion having a pole spacing substantially equal to the pole spacing of the flywheel magnet rotor. a stator formed by winding an ignition power supply coil around an iron core provided at both ends; a signal core that stands upright in the axial direction and has a magnetic pole portion facing the magnetic pole piece of the magnet rotor formed at its tip; and a signal core that is wound around the signal core and has one end commonly connected to one end of the ignition power supply coil. In a magnet generator for an internal combustion engine equipped with a signal coil,
A magnetic pole piece provided on one magnet of the magnet rotor is formed wider than other magnetic pole pieces so as to be able to oppose the magnetic pole portion at the tip of the signal core over its entire length, and The end of another magnetic pole piece adjacent to the front end of the formed magnetic pole piece in the rotational direction is extended rearward in the rotational direction, and the extended portion is attached to the magnetic pole part of the signal core. A magnet generator for an internal combustion engine, characterized in that opposing protrusions are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3246482U JPS58136681U (en) | 1982-03-10 | 1982-03-10 | Magnet generator for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3246482U JPS58136681U (en) | 1982-03-10 | 1982-03-10 | Magnet generator for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58136681U true JPS58136681U (en) | 1983-09-14 |
| JPS6145343Y2 JPS6145343Y2 (en) | 1986-12-19 |
Family
ID=30044066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3246482U Granted JPS58136681U (en) | 1982-03-10 | 1982-03-10 | Magnet generator for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58136681U (en) |
-
1982
- 1982-03-10 JP JP3246482U patent/JPS58136681U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6145343Y2 (en) | 1986-12-19 |
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