JPS6455415U - - Google Patents
Info
- Publication number
- JPS6455415U JPS6455415U JP14924587U JP14924587U JPS6455415U JP S6455415 U JPS6455415 U JP S6455415U JP 14924587 U JP14924587 U JP 14924587U JP 14924587 U JP14924587 U JP 14924587U JP S6455415 U JPS6455415 U JP S6455415U
- Authority
- JP
- Japan
- Prior art keywords
- color
- crankshaft
- slits
- identification sensor
- color identification
- 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 3
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
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
図である。
１１……シグナルプレート、１２……白色光源
ランプ、１６，１７……スリツト、１８……着色
フイルター、１４……フオトダイオードアレイ、
１４ａ……フオトダイオード。
Fig. 1 is an overall configuration diagram of an optical crank angle sensor showing an embodiment of the present invention, Fig. 2 is a plan view showing a signal plate in the same embodiment, and Fig. 3 is an example of a conventional optical crank angle sensor. FIG. 11... Signal plate, 12... White light source lamp, 16, 17... Slit, 18... Colored filter, 14... Photo diode array,
14a...Photodiode.
Claims (1)
ナルプレートの同一円周上の所定位置に複数のス
リツトを形成すると共に、該スリツトをそれぞれ
所定色に着色された透光性部材で覆い、該スリツ
トが形成される円周部を挾んで一側に照明光源を
設ける一方、他側に色識別センサを設け、該色識
別センサによつて識別される前記透光性部材を通
過した光線の色に基づいてクランク軸の回転角を
検出するよう構成されたことを特徴とする光学式
クランク角センサ。 A plurality of slits are formed at predetermined positions on the same circumference of a signal plate that rotates in conjunction with the crankshaft of an internal combustion engine, and each of the slits is covered with a transparent member colored in a predetermined color. An illumination light source is provided on one side of the circumferential portion to be formed, and a color identification sensor is provided on the other side, and based on the color of the light beam passing through the translucent member, which is identified by the color identification sensor. An optical crank angle sensor configured to detect a rotation angle of a crankshaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14924587U JPS6455415U (en) | 1987-10-01 | 1987-10-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14924587U JPS6455415U (en) | 1987-10-01 | 1987-10-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6455415U true JPS6455415U (en) | 1989-04-05 |
Family
ID=31421299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14924587U Pending JPS6455415U (en) | 1987-10-01 | 1987-10-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6455415U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6236518A (en) * | 1985-08-01 | 1987-02-17 | ル−カス インダストリ−ズ パブリツク リミテツド カンパニイ | Positional encoder |
-
1987
- 1987-10-01 JP JP14924587U patent/JPS6455415U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6236518A (en) * | 1985-08-01 | 1987-02-17 | ル−カス インダストリ−ズ パブリツク リミテツド カンパニイ | Positional encoder |
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