FR2273173B1 - - Google Patents
Info
- Publication number
- FR2273173B1 FR2273173B1 FR7419649A FR7419649A FR2273173B1 FR 2273173 B1 FR2273173 B1 FR 2273173B1 FR 7419649 A FR7419649 A FR 7419649A FR 7419649 A FR7419649 A FR 7419649A FR 2273173 B1 FR2273173 B1 FR 2273173B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
- F02P3/00—Other installations
- F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
- F02P3/04—Layout of circuits
- F02P3/045—Layout of circuits for control of the dwell or anti dwell time
- F02P3/0453—Opening or closing the primary coil circuit with semiconductor devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7419649A FR2273173A1 (en) | 1974-05-31 | 1974-05-31 | Ignition system for internal combustion engine - maintains constant duration of spark independently of engine speed |
CH682275A CH606791A5 (en) | 1974-05-31 | 1975-05-28 | |
BE156871A BE829681A (en) | 1974-05-31 | 1975-05-29 | IMPROVEMENTS RELATED TO THE IGNITION OF EXPLOSION ENGINES INCORPORATING AN IGNITION COIL AND A BREAKER |
SE7506206A SE7506206L (en) | 1974-05-31 | 1975-05-30 | EXPLOSION ENGINE IGNITION DEVICE |
ES438086A ES438086A1 (en) | 1974-05-31 | 1975-05-30 | Device or ignition system for explosion engines. (Machine-translation by Google Translate, not legally binding) |
DE19752524043 DE2524043A1 (en) | 1974-05-31 | 1975-05-30 | Ignition system for internal combustion engine - maintains constant duration of spark independently of engine speed |
IT23871/75A IT1050719B (en) | 1974-05-31 | 1975-05-30 | IGNITION DEVICE FOR COMBUSTION ENGINES USING A LOGIC CONTROL CIRCUIT |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7419649A FR2273173A1 (en) | 1974-05-31 | 1974-05-31 | Ignition system for internal combustion engine - maintains constant duration of spark independently of engine speed |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2273173A1 FR2273173A1 (en) | 1975-12-26 |
FR2273173B1 true FR2273173B1 (en) | 1978-02-17 |
Family
ID=9139733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7419649A Granted FR2273173A1 (en) | 1974-05-31 | 1974-05-31 | Ignition system for internal combustion engine - maintains constant duration of spark independently of engine speed |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE829681A (en) |
FR (1) | FR2273173A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4117819A (en) * | 1976-10-26 | 1978-10-03 | Motorola, Inc. | Threshold circuit suitable for use in electronic ignition systems |
DE2812291C3 (en) * | 1978-03-21 | 1994-07-07 | Bosch Gmbh Robert | Ignition system for internal combustion engines |
FR2437505A1 (en) * | 1978-09-29 | 1980-04-25 | Thomson Csf | IC engine ignition circuit with coil current control - maintains constant coil current and uses frequency voltage converter |
-
1974
- 1974-05-31 FR FR7419649A patent/FR2273173A1/en active Granted
-
1975
- 1975-05-29 BE BE156871A patent/BE829681A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BE829681A (en) | 1975-09-15 |
FR2273173A1 (en) | 1975-12-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |