JPS623070U - - Google Patents
Info
- Publication number
- JPS623070U JPS623070U JP9367585U JP9367585U JPS623070U JP S623070 U JPS623070 U JP S623070U JP 9367585 U JP9367585 U JP 9367585U JP 9367585 U JP9367585 U JP 9367585U JP S623070 U JPS623070 U JP S623070U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle speed
- reed switch
- magnet
- acceleration
- calculate
- 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.)
- Granted
Links
- 235000014676 Phragmites communis Nutrition 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例に係る車速検出装置
を示す回路図、第２図は動作を説明するためのフ
ローチヤートである。
１０……車速センサ、１１……磁石、１２……
リードスイツチ、１４……コンパレータ、１５…
…ＲＳ型フリツプフロツプ、１６……マイクロコ
ンピユータ。
FIG. 1 is a circuit diagram showing a vehicle speed detection device according to an embodiment of the present invention, and FIG. 2 is a flowchart for explaining the operation. 10... Vehicle speed sensor, 11... Magnet, 12...
Reed switch, 14... Comparator, 15...
...RS type flip-flop, 16...microcomputer.
Claims (1)
に応じて開成、閉成が繰り返されるリードスイツ
チと、このリードスイツチから得られるパルスの
周期を計測して車速を算出して記憶するようにし
ている車速検出装置において、車速が一定値以下
になつた後加速度が設定加速度以上になつた場合
には今回検出した車速を記憶しないようにしたこ
とを特徴とする車速検出装置。 A magnet rotates according to the vehicle speed, a reed switch opens and closes repeatedly according to the rotation of the magnet, and the period of the pulse obtained from this reed switch is measured to calculate and store the vehicle speed. A vehicle speed detecting device characterized in that the currently detected vehicle speed is not stored if the vehicle speed becomes below a certain value and the acceleration becomes above a set acceleration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367585U JPH0528521Y2 (en) | 1985-06-20 | 1985-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9367585U JPH0528521Y2 (en) | 1985-06-20 | 1985-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS623070U true JPS623070U (en) | 1987-01-09 |
| JPH0528521Y2 JPH0528521Y2 (en) | 1993-07-22 |
Family
ID=30651566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9367585U Expired - Lifetime JPH0528521Y2 (en) | 1985-06-20 | 1985-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0528521Y2 (en) |
-
1985
- 1985-06-20 JP JP9367585U patent/JPH0528521Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0528521Y2 (en) | 1993-07-22 |