IT1087646B - Circuito a soglia utile in sistemi elettronici di accensione - Google Patents

Circuito a soglia utile in sistemi elettronici di accensione

Info

Publication number: IT1087646B
Authority: IT; Italy
Prior art keywords: threshold circuit; electronic ignition; ignition systems; useful threshold; useful
Prior art date: 1976-10-26

Application number

IT28939/77A

Other languages

English (en)

Original Assignee

Motorola Inc

Priority date (The priority date 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 date listed.)

1976-10-26

Filing date

1977-10-25

Publication date

1985-06-04

1977-10-25 Application filed by Motorola Inc filed Critical Motorola Inc

1985-06-04 Application granted granted Critical

1985-06-04 Publication of IT1087646B publication Critical patent/IT1087646B/it

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
- F02P3/05—Layout of circuits for control of the magnitude of the current in the ignition coil
- F02P3/051—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)

IT28939/77A 1976-10-26 1977-10-25 Circuito a soglia utile in sistemi elettronici di accensione IT1087646B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/735,472 US4117819A (en)	1976-10-26	1976-10-26	Threshold circuit suitable for use in electronic ignition systems

Publications (1)

Publication Number	Publication Date
IT1087646B true IT1087646B (it)	1985-06-04

Family

ID=24955962

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT28939/77A IT1087646B (it)	1976-10-26	1977-10-25	Circuito a soglia utile in sistemi elettronici di accensione

Country Status (7)

Country	Link
US (1)	US4117819A (it)
JP (1)	JPS5354628A (it)
DE (1)	DE2745294A1 (it)
FR (1)	FR2369707A1 (it)
GB (1)	GB1570972A (it)
HK (1)	HK68480A (it)
IT (1)	IT1087646B (it)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2648341C2 (de) *	1976-10-26	1984-11-22	Robert Bosch Gmbh, 7000 Stuttgart	Elektronische Gebereinrichtung
DE2703431C2 (de) *	1977-01-28	1986-09-18	Robert Bosch Gmbh, 7000 Stuttgart	Zündanlage für Brennkraftmaschinen
DE2729505C2 (de) *	1977-06-30	1985-05-23	Robert Bosch Gmbh, 7000 Stuttgart	Zündeinrichtung für Brennkraftmaschinen
JPS6053183B2 (ja) *	1977-11-29	1985-11-25	株式会社日本自動車部品総合研究所	内燃機関用点火装置
DE2812291C3 (de) *	1978-03-21	1994-07-07	Bosch Gmbh Robert	Zündanlage für Brennkraftmaschinen
DE2833343A1 (de) *	1978-07-29	1980-02-14	Bosch Gmbh Robert	Zuendanlage fuer eine brennkraftmaschine
JPS5554669A (en) *	1978-10-17	1980-04-22	Toyota Motor Corp	Ignition control method for internal-combustion engine
US4226219A (en) *	1978-10-30	1980-10-07	Rca Corporation	Engine timing circuit with noise immunity
FR2465894A1 (fr) *	1979-09-21	1981-03-27	Psa Grpt Int Eco Rech Develop	Dispositif electronique de commande d'une bobine d'allumage pour moteur a combustion interne
US4403591A (en) *	1981-04-13	1983-09-13	Motorola, Inc.	Ignition system having variable percentage current limiting
JPS57204629A (en) *	1981-06-12	1982-12-15	Nec Corp	Control circuit of pulse width
US4446843A (en) *	1982-10-04	1984-05-08	Motorola Inc.	Adaptive dwell ignition system
GB2138495B (en) *	1983-03-26	1987-02-18	Motorola Inc	Automotive ignition systems
US4969443A (en) *	1989-09-05	1990-11-13	Ford Motor Company	Open secondary detection via reverse circuit sensing
EP0418408B1 (de) *	1989-09-19	1994-06-01	Siemens Aktiengesellschaft	Verfahren und Schaltungsanordnung zum Ansteuern eines Halbleiterschalters unter Verwendung eines induktiven Übertragers
DE4016307C2 (de) *	1990-05-21	2000-03-02	Bosch Gmbh Robert	Zündkreisüberwachung an einer Brennkraftmaschine
US5397964A (en) *	1992-06-01	1995-03-14	Motorola, Inc.	Reflected energy adaptive inductive load driver and method therefor
US7165542B2 (en) *	2003-11-26	2007-01-23	Autotronic Controls Corporation	High energy ignition method and system using pre-dwell control
US6820602B1 (en)	2003-11-26	2004-11-23	Autotronic Controls Corporation	High energy ignition method and system
DE112019001263T5 (de) *	2018-03-13	2020-12-17	Rohm Co. Ltd.	Schaltsteuerschaltung und zündvorrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3605713A (en) *	1970-05-18	1971-09-20	Gen Motors Corp	Internal combustion engine ignition system
US3872323A (en) *	1972-01-20	1975-03-18	Motorola Inc	Differential to single ended converter circuit
US3882840A (en) *	1972-04-06	1975-05-13	Fairchild Camera Instr Co	Automotive ignition control
US3797471A (en) *	1972-04-14	1974-03-19	Motorola Inc	Breakerless trigger circuit with variable dwell for ignition systems
US3892219A (en) *	1973-09-27	1975-07-01	Gen Motors Corp	Internal combustion engine ignition system
US3937193A (en) *	1973-11-19	1976-02-10	Ford Motor Company	Electronic ignition system
FR2253390A5 (en) *	1973-11-29	1975-06-27	Ducellier & Cie	Engine ignition system - limits time of flow of coil current to reduce current consumption at low speed
US4019484A (en) *	1974-02-12	1977-04-26	Hitachi, Ltd.	Ignition apparatus for internal combustion engine
FR2273173A1 (en) *	1974-05-31	1975-12-26	Coissard Paul	Ignition system for internal combustion engine - maintains constant duration of spark independently of engine speed
US4043302A (en) *	1975-08-25	1977-08-23	Motorola, Inc.	Solid state ignition system and method for linearly regulating the dwell time thereof
US4041912A (en) *	1975-08-25	1977-08-16	Motorola, Inc.	Solid-state ignition system and method for linearly regulating and dwell time thereof

1976
- 1976-10-26 US US05/735,472 patent/US4117819A/en not_active Expired - Lifetime
1977
- 1977-09-29 GB GB40540/77A patent/GB1570972A/en not_active Expired
- 1977-10-07 DE DE19772745294 patent/DE2745294A1/de not_active Withdrawn
- 1977-10-19 FR FR7731497A patent/FR2369707A1/fr active Granted
- 1977-10-25 JP JP12856777A patent/JPS5354628A/ja active Pending
- 1977-10-25 IT IT28939/77A patent/IT1087646B/it active
1980
- 1980-12-04 HK HK684/80A patent/HK68480A/xx unknown

Also Published As

Publication number	Publication date
DE2745294A1 (de)	1978-04-27
FR2369707B1 (it)	1982-06-18
GB1570972A (en)	1980-07-09
HK68480A (en)	1980-12-12
JPS5354628A (en)	1978-05-18
US4117819A (en)	1978-10-03
FR2369707A1 (fr)	1978-05-26

Publication	Publication Date	Title
IT1087646B (it)	1985-06-04	Circuito a soglia utile in sistemi elettronici di accensione
PL203084A1 (pl)	1978-08-14	Elektroniczny uklad zaplonowy
FI773046A (fi)	1978-04-16	Elektroniskt maottband
IT1071304B (it)	1985-04-02	Apparato dotato di un circuito di protezione
IT8248504A0 (it)	1982-05-25	Circuito anti-rumore da usare in sistemi elettronici di accensione esimili
SE439700B (sv)	1985-06-24	Elektroniskt programverk
IT1074828B (it)	1985-04-20	Disposizione circutale per un circuito elettronico a forchetta
IT1088534B (it)	1985-06-10	Perfezionamento a dispositivi elettronici di identificazione
BR7704524A (pt)	1978-04-04	Aperfeicoamento em circuito desmagnetizador
BR7700132A (pt)	1977-09-06	Circuito de ignicao de limiar seletivo
SE422864B (sv)	1982-03-29	Optoelektroniskt kopplingselement
BR7703431A (pt)	1978-03-14	Fusicel eletronico
JPS5364517A (en)	1978-06-09	Electronic flash circuit
BE851836A (nl)	1977-06-16	Elektronische experimenteerinrichting
SE425070B (sv)	1982-08-30	Kopplingsanordning for en kretstransportor
BR7705297A (pt)	1978-07-04	Circuito eletronico de campainha
JPS52119225A (en)	1977-10-06	Electronic flash unit
JPS5288333A (en)	1977-07-23	Electronic flash unit
IT1068037B (it)	1985-03-21	Risuonatore per sistemi a microonde presentante ridotte perdite di inserzione
AR214317A1 (es)	1979-05-31	Un circuito de procesamiento de senales
JPS52102718A (en)	1977-08-29	Electronic flash unit
SE7705592A (sv)	1977-11-19	Elektronisches sicherheitssystem
SE7712451L (sv)	1978-05-07	Avstemningskrets
IT1116378B (it)	1986-02-10	Perfezionamento dei sistemi ottici elettronici di accensione
JPS5333125A (en)	1978-03-28	Electronic flash unit