JPH0335422U - - Google Patents
Info
- Publication number
- JPH0335422U JPH0335422U JP9534589U JP9534589U JPH0335422U JP H0335422 U JPH0335422 U JP H0335422U JP 9534589 U JP9534589 U JP 9534589U JP 9534589 U JP9534589 U JP 9534589U JP H0335422 U JPH0335422 U JP H0335422U
- Authority
- JP
- Japan
- Prior art keywords
- crankshaft
- angle sensor
- crank angle
- plate
- optical crank
- 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
- 230000003287 optical effect Effects 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Optical Transform (AREA)
Description
第１図は本考案の一実施例を示す光学式クラン
ク角センサの全体構成図、第２図は同上実施例に
おけるシグナルプレートを示す部分平面図、第３
図は従来の光学式クランク角センサの一例を示す
平面図、第４図は従来例におけるシグナルプレー
トを示す部分平面図である。
１１……シグナルプレート、１２……発光ダイ
オード、１４……フオトダイオード、２２，２４
……丸孔、２１，２３……円周（中心線）。
Fig. 1 is an overall configuration diagram of an optical crank angle sensor showing one embodiment of the present invention, Fig. 2 is a partial plan view showing a signal plate in the same embodiment, and Fig. 3 is a partial plan view showing a signal plate in the same embodiment.
This figure is a plan view showing an example of a conventional optical crank angle sensor, and FIG. 4 is a partial plan view showing a signal plate in the conventional example. 11... Signal plate, 12... Light emitting diode, 14... Photo diode, 22, 24
... Round hole, 21, 23 ... Circumference (center line).
Claims (1)
ナルプレートの内外２つの同心円周上に所定角度
毎に丸孔を交互に開口し、前記シグナルプレート
の一側から発光素子の光を照射し、前記シグナル
プレートの他側に設けた受光素子によつて通過光
を検知することにより前記クランク軸と回転角を
検出するように構成されたことを特徴とする光学
式クランク角センサ。 Round holes are alternately opened at predetermined angles on the two concentric circumferences of the signal plate, which rotates in conjunction with the crankshaft of the internal combustion engine. An optical crank angle sensor, characterized in that the optical crank angle sensor is configured to detect the rotation angle with respect to the crankshaft by detecting passing light with a light receiving element provided on the other side of the plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9534589U JPH0335422U (en) | 1989-08-15 | 1989-08-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9534589U JPH0335422U (en) | 1989-08-15 | 1989-08-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0335422U true JPH0335422U (en) | 1991-04-08 |
Family
ID=31644614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9534589U Pending JPH0335422U (en) | 1989-08-15 | 1989-08-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0335422U (en) |
-
1989
- 1989-08-15 JP JP9534589U patent/JPH0335422U/ja active Pending
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