JPH0164069U - - Google Patents
Info
- Publication number
- JPH0164069U JPH0164069U JP1987159693U JP15969387U JPH0164069U JP H0164069 U JPH0164069 U JP H0164069U JP 1987159693 U JP1987159693 U JP 1987159693U JP 15969387 U JP15969387 U JP 15969387U JP H0164069 U JPH0164069 U JP H0164069U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- rotation speed
- circuit
- smoothing
- engine
- 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
- 238000009499 grossing Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
Description
図面は本考案の実施例を示し、第１図はその全
体構成を示す電気回路図、第２図は各回路部分で
の電圧等の特性を示すタイミングチヤート図であ
る。
１……点火コイル、Ｂ……バツテリ、４……閉
路率制御回路、８……回路、Ｄ……ダイオード、
Ｃ……コンデンサ、９……平滑手段。
The drawings show an embodiment of the present invention, and FIG. 1 is an electric circuit diagram showing its overall configuration, and FIG. 2 is a timing chart showing characteristics such as voltage in each circuit portion. 1...Ignition coil, B...Battery, 4...Closing rate control circuit, 8...Circuit, D...Diode,
C...Capacitor, 9...Smoothing means.
Claims (1)
火コイルの１次電流の周期によりエンジン回転数
を検出するようにした回転数検出装置において、
上記閉路率制御回路に印加されるバツテリ電圧の
変動を滑らかにする平滑手段を設けたことを特徴
とするエンジンの回転数検出装置。 In a rotation speed detection device that detects the engine rotation speed based on the cycle of the primary current of an ignition coil whose current supply time is controlled by a circuit closure rate control circuit,
An engine rotational speed detecting device comprising a smoothing means for smoothing fluctuations in battery voltage applied to the closed circuit ratio control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159693U JPH0719003Y2 (en) | 1987-10-19 | 1987-10-19 | Engine speed detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159693U JPH0719003Y2 (en) | 1987-10-19 | 1987-10-19 | Engine speed detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0164069U true JPH0164069U (en) | 1989-04-25 |
| JPH0719003Y2 JPH0719003Y2 (en) | 1995-05-01 |
Family
ID=31441112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159693U Expired - Lifetime JPH0719003Y2 (en) | 1987-10-19 | 1987-10-19 | Engine speed detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0719003Y2 (en) |
-
1987
- 1987-10-19 JP JP1987159693U patent/JPH0719003Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0719003Y2 (en) | 1995-05-01 |
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