JPS61115972U - - Google Patents
Info
- Publication number
- JPS61115972U JPS61115972U JP19852884U JP19852884U JPS61115972U JP S61115972 U JPS61115972 U JP S61115972U JP 19852884 U JP19852884 U JP 19852884U JP 19852884 U JP19852884 U JP 19852884U JP S61115972 U JPS61115972 U JP S61115972U
- Authority
- JP
- Japan
- Prior art keywords
- electric pulses
- vehicle speed
- speed sensor
- rotation
- generating
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Optical Transform (AREA)
Description
第１図は本考案の一実施例を示す回路構成図。
第２図は本考案実施例のフオトインタラプタの配
置図、第３図は本考案車速センサの動作を説明す
るタイムチヤート。
１１，１２……フオトインタラプタ、１３……
Ｄ型フリツプフロツプ回路、１４……カウンタ回
路、２１……スリツト、２２……プロペラシヤフ
ト。
FIG. 1 is a circuit diagram showing an embodiment of the present invention.
FIG. 2 is a layout diagram of a photo interrupter according to an embodiment of the present invention, and FIG. 3 is a time chart illustrating the operation of the vehicle speed sensor of the present invention. 11, 12...Photo interrupter, 13...
D-type flip-flop circuit, 14...counter circuit, 21...slit, 22...propeller shaft.
Claims (1)
段と、 この電気パルスを単位時間毎に計数する手段と
を備えた車速センサにおいて、 上記電気パルスを発生する手段を回転体の位相
の異なる位置に二つ設け、 この二つの手段の出力パルスの変位順序を検出
して回転方向を検知する手段を備えたことを特徴
とする車速センサ。[Scope of Claim for Utility Model Registration] A vehicle speed sensor comprising means for generating electric pulses proportional to the rotation of a wheel, and means for counting the electric pulses per unit time, wherein the means for generating the electric pulses is rotated. A vehicle speed sensor characterized by comprising two means provided at different positions of the body and detecting the displacement order of the output pulses of the two means to detect the direction of rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19852884U JPS61115972U (en) | 1984-12-29 | 1984-12-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19852884U JPS61115972U (en) | 1984-12-29 | 1984-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61115972U true JPS61115972U (en) | 1986-07-22 |
Family
ID=30757599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19852884U Pending JPS61115972U (en) | 1984-12-29 | 1984-12-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61115972U (en) |
-
1984
- 1984-12-29 JP JP19852884U patent/JPS61115972U/ja active Pending
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