JPH01158563U - - Google Patents
Info
- Publication number
- JPH01158563U JPH01158563U JP5135688U JP5135688U JPH01158563U JP H01158563 U JPH01158563 U JP H01158563U JP 5135688 U JP5135688 U JP 5135688U JP 5135688 U JP5135688 U JP 5135688U JP H01158563 U JPH01158563 U JP H01158563U
- Authority
- JP
- Japan
- Prior art keywords
- stator
- combustion engine
- internal combustion
- generating device
- opening
- 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 claims 4
- 230000007423 decrease Effects 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図は本考案の信号発生装置の第１実施例の
一部断面平面図、第２図ａは第１図中Ａ―Ａ線断
面図、第２図ｂは第１実施例の電磁ピツクアツプ
の正面図、第３図ａは本考案の第２実施例のシグ
ナルロータの縦断面図、第３図ｂは同、電磁ピツ
クアツプの正面図、第４図ａは本考案の第３実施
例のシグナルロータの縦断面図、第４図ｂは同、
電磁ピツクアツプの正面図、第５図ａは本考案の
第４実施例のシグナルロータの縦断面図、第５図
ｂは同、電磁ピツクアツプの正面図、第６図ａは
本考案の第５実施例のシグナルロータの縦断面図
、第６図ｂは同、電磁ピツクアツプの正面図、第
７図ａは本考案の第１実施例のコイルに生ずる磁
束変化を示す波形図、第７図ｂは同、出力信号発
生電圧の波形図、第８図ａは従来の開口を有する
シグナルロータを電磁ピツクアツプと組み合せた
ときのコイルに生ずる磁束変化を示す波形図、第
８図ｂは同、出力信号発生電圧の波形図、第９図
ａは従来の開口を有するシグナルロータの開口幅
を大として電磁ピツクアツプと組み合せたときの
コイルに生ずる磁束変化を示す波形図、第９図ｂ
は同、出力信号発生電圧の波形図である。
１０…シグナルロータ、１１，１２，１３，１
４，１５…開口、２０…電磁ピツクアツプ、２１
…ステータ、２２…コイル、２３…磁石、３０…
配電器、４０…シヤフト（回転軸）。
FIG. 1 is a partially sectional plan view of a first embodiment of the signal generator of the present invention, FIG. 2a is a sectional view taken along line A--A in FIG. 1, and FIG. 3a is a longitudinal sectional view of the signal rotor according to the second embodiment of the invention, FIG. 3b is a front view of the electromagnetic pickup, and FIG. 4a is a front view of the signal rotor according to the third embodiment of the invention. The vertical cross-sectional view of the signal rotor, Fig. 4b is the same,
FIG. 5a is a longitudinal sectional view of the signal rotor of the fourth embodiment of the present invention, FIG. 5b is a front view of the electromagnetic pickup, and FIG. 6a is a fifth embodiment of the present invention. FIG. 6b is a front view of the electromagnetic pickup; FIG. 7a is a waveform diagram showing magnetic flux changes occurring in the coil of the first embodiment of the present invention; FIG. Figure 8a is a waveform diagram showing the change in magnetic flux that occurs in the coil when a signal rotor with a conventional aperture is combined with an electromagnetic pickup. Figure 8b is a waveform diagram of the output signal generation voltage. A voltage waveform diagram, Figure 9a, is a waveform diagram showing the change in magnetic flux that occurs in the coil when a signal rotor with a conventional aperture has a large aperture width and is combined with an electromagnetic pickup, Figure 9b.
is a waveform diagram of the output signal generation voltage in the same example. 10...Signal rotor, 11, 12, 13, 1
4, 15...Opening, 20...Electromagnetic pickup, 21
...Stator, 22...Coil, 23...Magnet, 30...
Power distributor, 40...shaft (rotating shaft).
Claims (1)
に底部を固定した磁性体の円筒体から成り、該円
筒体の周壁に少くとも一つの開口を穿設したシグ
ナルロータと、該シグナルロータの開口に所定間
隙を以つて対向する一端面を有し、該一端面近傍
にコイルを巻装すると共に該コイルに隣接して磁
石を装着したステータとを備え、前記シグナルロ
ータの開口と前記ステータの一端面の何れか一方
を、何れか他方に対する投影面が一致して重合す
る重合部と、これに連続しシグナルロータの回転
に伴ない回転方向に漸減及び漸増の何れか一方と
なる重合部とを有する形状に形成したことを特徴
とする内燃機関の信号発生装置。 (2) 前記ステータの一端面は、長辺が前記回転
軸に平行な長方形であつて、前記シグナルロータ
の開口は、前記ステータの一端面の長辺と平行な
一辺と、これと垂直で前記ステータの一端面の短
辺と等しい長さの一辺を有する台形である請求項
１記載の内燃機関の信号発生装置。[Claims for Utility Model Registration] (1) Consisting of a cylindrical body made of magnetic material whose bottom is fixed to a rotating shaft that rotates in synchronization with the rotation of an internal combustion engine, and at least one opening is bored in the peripheral wall of the cylindrical body. a stator having one end face facing the opening of the signal rotor with a predetermined gap, a stator having a coil wound around the one end face and a magnet attached adjacent to the coil, an overlapping part in which either the opening of the signal rotor and one end surface of the stator are overlapped so that the projection plane with respect to the other coincides, and a continuous part that gradually decreases and gradually increases in the rotational direction as the signal rotor rotates. 1. A signal generating device for an internal combustion engine, characterized in that the signal generating device is formed in a shape having an overlapping portion that is either one of the above. (2) One end surface of the stator has a rectangular shape with a long side parallel to the rotation axis, and the opening of the signal rotor has one side parallel to the long side of the one end surface of the stator, and one side perpendicular to the long side of the signal rotor. The signal generating device for an internal combustion engine according to claim 1, wherein the signal generating device for an internal combustion engine is a trapezoid having one side having a length equal to the short side of one end surface of the stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5135688U JPH01158563U (en) | 1988-04-15 | 1988-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5135688U JPH01158563U (en) | 1988-04-15 | 1988-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01158563U true JPH01158563U (en) | 1989-11-01 |
Family
ID=31277384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5135688U Pending JPH01158563U (en) | 1988-04-15 | 1988-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01158563U (en) |
-
1988
- 1988-04-15 JP JP5135688U patent/JPH01158563U/ja active Pending
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