JPS6095174U - internal combustion engine ignition system - Google Patents
internal combustion engine ignition systemInfo
- Publication number
- JPS6095174U JPS6095174U JP18704383U JP18704383U JPS6095174U JP S6095174 U JPS6095174 U JP S6095174U JP 18704383 U JP18704383 U JP 18704383U JP 18704383 U JP18704383 U JP 18704383U JP S6095174 U JPS6095174 U JP S6095174U
- Authority
- JP
- Japan
- Prior art keywords
- conversion circuit
- internal combustion
- combustion engine
- electric signal
- electrical signal
- 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
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Electrical Control Of Ignition Timing (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は内燃機関点火装置の一般的構成図、第２図は圧
力センサの入出力特性図、第３図は電気信号変換回路の
入出力特性図、第４図は進角度演算回路の吸気圧力対点
火進角度の特性を示す図、−第５図は従来の電気信号変
換回路図、第６図はこの考案の一実施例および他の実施
例による電気信号変換回路図、第７図はこの考案の更に
他の実施例による圧力センサの入出力特性図、第８図は
この考案の更に他の実施例による電気信号変換回路図、
第９図は第８図に示す電気信号変換回路の入出力特性図
である。
図中、２・・・圧力センサ、２ａ・・・圧力センサ２の
出力端子、３・・・電気信号変換回路、３ａ・・・電気
信号変換回路３の入力端子、４・・・進角度演算回路、
２０．２１，２２および３５・・・抵抗、ｖｃｃ・・・
電源である。なお、図中、同一符号は同一または相当部
分を示す。Fig. 1 is a general configuration diagram of an internal combustion engine ignition system, Fig. 2 is an input/output characteristic diagram of a pressure sensor, Fig. 3 is an input/output characteristic diagram of an electrical signal conversion circuit, and Fig. 4 is an intake air advance angle calculation circuit diagram. Figures showing the characteristics of pressure versus ignition advance angle; - Figure 5 is a conventional electric signal conversion circuit diagram; Figure 6 is an electric signal conversion circuit diagram according to one embodiment of this invention and another embodiment; An input/output characteristic diagram of a pressure sensor according to yet another embodiment of this invention, FIG. 8 is an electrical signal conversion circuit diagram according to still another embodiment of this invention,
FIG. 9 is an input/output characteristic diagram of the electrical signal conversion circuit shown in FIG. 8. In the figure, 2...pressure sensor, 2a...output terminal of pressure sensor 2, 3...electrical signal conversion circuit, 3a...input terminal of electrical signal conversion circuit 3, 4...advanced angle calculation circuit,
20.21, 22 and 35...resistance, vcc...
It is a power source. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (5)
圧力センサ、この圧力センサから出力される電気信号を
所定の電気信号に変換して出力するとともに前記機関の
点火進角度の範囲を制限する電気信号変換回路、および
この電気信号変換回路から出力される電気信号に基づい
て前記点火進角度を演算し点火コイルに信号を供給する
進角度演算回路より成る内燃機関点火装置において、前
記電気信号変換回路は異常信号が入力した場合に、−前
記点火進角度が遅角側に固定される電気信号を作り出す
ための手段を備えたことを特徴とする内燃機関点火装置
。(1) A pressure sensor that outputs an electrical signal according to the intake pressure of the internal combustion engine, which converts the electrical signal output from this pressure sensor into a predetermined electrical signal and outputs it, and limits the range of the ignition advance angle of the engine. An internal combustion engine ignition system comprising: an electrical signal conversion circuit that calculates the ignition advance angle based on the electric signal output from the electric signal conversion circuit; and an advance angle calculation circuit that calculates the ignition advance angle based on the electric signal output from the electric signal conversion circuit and supplies the signal to the ignition coil An internal combustion engine ignition system, characterized in that the conversion circuit is provided with means for generating an electric signal for fixing the ignition advance angle to the retard side when an abnormal signal is input.
前記電気信号変換回路の入力端子との間の接続が開とな
ったとき、機関の点火進角度が遅角側に固定される電気
信号を作り出す手段を備えたことを特徴とする実用新案
登録請求の範囲第１項記載の内燃機関点火装置。(2) The electrical signal conversion circuit is an electrical signal that fixes the ignition advance angle of the engine to the retard side when the connection between the output terminal of the pressure sensor and the input terminal of the electrical signal conversion circuit is opened. An internal combustion engine ignition system according to claim 1, characterized in that it comprises means for generating a signal.
記電気信号変換回路の入力端子との間の接続が開となっ
たとき、およ−び上記両端子が接地状態となったときに
、機関の点火進角度が遅角側に固定される電気信号を作
り出′す手段を備え〃ことを特徴とする実用新案登録請
求の範囲第１項記載の内燃機関点火装置。(3) The electrical signal conversion circuit is activated when the connection between the output terminal of the pressure sensor and the input terminal of the electrical signal conversion circuit is opened, and when both of the above terminals are grounded. 2. The internal combustion engine ignition system according to claim 1, further comprising means for generating an electric signal for fixing the ignition advance angle of the engine to the retard side.
気信号変換回路の入力端子に接続された抵抗と、この抵
抗を介して前記入力端子に電圧を 。 印加する電源とで構成されたことを特徴とする実用新案
登録請求の範囲第２項記載の内燃機関点火装置。(4) The means for generating an electric signal fixed to the retard side includes a resistor connected to the input terminal of the electric signal conversion circuit, and a voltage applied to the input terminal via this resistor. The internal combustion engine ignition device according to claim 2, characterized in that the device comprises a power source for applying power.
気信号変換回路の入力端子とアースとの間に接続された
抵抗より構成されたことを特徴とする実用新案登録請求
の範囲第２墳または第３項記載の内燃機関点火装置。(5) Utility model registration claim 2, characterized in that the means for generating the electric signal fixed on the retard side is constituted by a resistor connected between the input terminal of the electric signal conversion circuit and the ground. A tomb or an internal combustion engine ignition device according to paragraph 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18704383U JPS6095174U (en) | 1983-12-01 | 1983-12-01 | internal combustion engine ignition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18704383U JPS6095174U (en) | 1983-12-01 | 1983-12-01 | internal combustion engine ignition system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6095174U true JPS6095174U (en) | 1985-06-28 |
| JPH0121183Y2 JPH0121183Y2 (en) | 1989-06-23 |
Family
ID=30403847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18704383U Granted JPS6095174U (en) | 1983-12-01 | 1983-12-01 | internal combustion engine ignition system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6095174U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5815648U (en) * | 1981-07-25 | 1983-01-31 | 角田 昌彦 | Jet pipe for powder injection |
| JPS5824472U (en) * | 1981-08-10 | 1983-02-16 | 株式会社日立製作所 | Non-contact spark ignition device for internal combustion engines |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3855113A (en) * | 1972-12-21 | 1974-12-17 | Chevron Res | Integrated process combining hydrofining and steam cracking |
-
1983
- 1983-12-01 JP JP18704383U patent/JPS6095174U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5815648U (en) * | 1981-07-25 | 1983-01-31 | 角田 昌彦 | Jet pipe for powder injection |
| JPS5824472U (en) * | 1981-08-10 | 1983-02-16 | 株式会社日立製作所 | Non-contact spark ignition device for internal combustion engines |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0121183Y2 (en) | 1989-06-23 |
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