JPS61132706U - - Google Patents
Info
- Publication number
- JPS61132706U JPS61132706U JP1754385U JP1754385U JPS61132706U JP S61132706 U JPS61132706 U JP S61132706U JP 1754385 U JP1754385 U JP 1754385U JP 1754385 U JP1754385 U JP 1754385U JP S61132706 U JPS61132706 U JP S61132706U
- Authority
- JP
- Japan
- Prior art keywords
- crank angle
- detection section
- unit
- angle sensor
- rotating member
- 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
- 238000001514 detection method Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第1〜3図は本考案の第1実施例を示す図であ
り、第1図はその取付状態を示す図、第2図はそ
のフライホイールの正面図、第3図a〜cはその
基準検出部の加工行程を示すフライホイールの軸
方向の要部断面図、第4図a〜cは本考案の第2
実施例を示すその基準検出部の加工工程を示すフ
ライホイールの軸方向の要部断面図、第5図は本
考案の第3実施例を示すそのフライホイールの軸
方向の要部断面図、第6図a,bは本考案の第4
実施例を示す図であり、第6図aはそのフライホ
イールの軸方向の要部断面図、第6図bはそのフ
ライホイールの周方向の要部断面図、第7図a,
bは従来のエンジンのクランク角検出装置のフラ
イホイールと電磁ピツクアツプを示す図であり、
第7図aはその側面図、第7図bはその正面図で
ある。
1……エンジン、3……フライホイール、6…
…リングギヤ、7……基準検出部、8……センサ
ユニツト、11……電磁ピツクアツプ(基準クラ
ンク角センサ)、12……電磁ピツクアツプ(単
位クランク角センサ)、25……検出孔、28…
…横溝。
Figures 1 to 3 are diagrams showing the first embodiment of the present invention, Figure 1 is a diagram showing its installation state, Figure 2 is a front view of the flywheel, and Figures 3 a to c are its reference. FIGS. 4a to 4c are cross-sectional views of main parts in the axial direction of the flywheel showing the machining process of the detection part, which is the second part of the present invention.
FIG. 5 is an axial cross-sectional view of the main part of the flywheel showing the processing steps of the reference detection part according to the embodiment; FIG. Figures 6a and b are the fourth part of the present invention.
FIG. 6a is a sectional view of the main part of the flywheel in the axial direction, FIG. 6b is a sectional view of the main part of the flywheel in the circumferential direction, and FIG. 7a,
b is a diagram showing a flywheel and an electromagnetic pickup of a conventional engine crank angle detection device;
FIG. 7a is a side view thereof, and FIG. 7b is a front view thereof. 1...Engine, 3...Flywheel, 6...
...Ring gear, 7...Reference detection section, 8...Sensor unit, 11...Electromagnetic pick-up (reference crank angle sensor), 12...Electromagnetic pick-up (unit crank angle sensor), 25...Detection hole, 28...
...horizontal groove.
Claims (1)
ランク角に対応する単位検出部とを有し、エンジ
ン回転に同期して回転する回転部材と、回転部材
の基準検出部に対向して配設され該検出部の回転
に応じた磁界の変化に基づいて基準クランク角を
検出する基準クランク角センサと、回転部材の単
位検出部に対向して配設され該検出部の回転に応
じた磁界の変化に基づいて単位クランク角を検出
する単位クランク角センサと、を備えたエンジン
のクランク角検出装置において、前記回転部材の
基準検出部を回転部材の外周部本体の一部を所定
形状に加工して形成するとともに、前記基準クラ
ンク角センサおよび単位クランク角センサを一体
としてモールド成形したことを特徴とするエンジ
ンのクランク角検出装置。 It has a reference detection section corresponding to a reference crank angle and a unit detection section corresponding to a unit crank angle, and is arranged opposite to a rotating member that rotates in synchronization with engine rotation and a reference detection section of the rotating member. a reference crank angle sensor that detects a reference crank angle based on changes in the magnetic field in accordance with the rotation of the detection section; and a reference crank angle sensor that is disposed opposite to the unit detection section of the rotating member and detects the change in the magnetic field in accordance with the rotation of the detection section. and a unit crank angle sensor that detects a unit crank angle based on the engine crank angle sensor, wherein the reference detection part of the rotating member is formed by processing a part of the outer peripheral body of the rotating member into a predetermined shape. A crank angle detection device for an engine, characterized in that the reference crank angle sensor and the unit crank angle sensor are integrally molded.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1754385U JPS61132706U (en) | 1985-02-08 | 1985-02-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1754385U JPS61132706U (en) | 1985-02-08 | 1985-02-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61132706U true JPS61132706U (en) | 1986-08-19 |
Family
ID=30505349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1754385U Pending JPS61132706U (en) | 1985-02-08 | 1985-02-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61132706U (en) |
-
1985
- 1985-02-08 JP JP1754385U patent/JPS61132706U/ja active Pending
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