FR2201404B1 - - Google Patents

Info

Publication number: FR2201404B1
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

Application number

FR7334558A

Other languages

Other versions

FR2201404A1 (en

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Robert Bosch GmbH

Original Assignee

Robert Bosch GmbH

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.)

1972-09-28

Filing date

1973-09-26

Publication date

1982-10-08

1973-09-26 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

1974-04-26 Publication of FR2201404A1 publication Critical patent/FR2201404A1/fr

1982-10-08 Application granted granted Critical

1982-10-08 Publication of FR2201404B1 publication Critical patent/FR2201404B1/fr

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
- F02D41/148—Using a plurality of comparators
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/02—Circuit arrangements for generating control signals
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
- F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

FR7334558A 1972-09-28 1973-09-26 Expired FR2201404B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2247656A DE2247656C3 (en)	1972-09-28	1972-09-28	Device for regulating the ratio of the fuel and air components of the operating mixture of an internal combustion engine

Publications (2)

Publication Number	Publication Date
FR2201404A1 FR2201404A1 (en)	1974-04-26
FR2201404B1 true FR2201404B1 (en)	1982-10-08

Family

ID=5857658

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7334558A Expired FR2201404B1 (en)	1972-09-28	1973-09-26

Country Status (8)

Country	Link
US (1)	US3871338A (en)
JP (1)	JPS5834654B2 (en)
DE (1)	DE2247656C3 (en)
FR (1)	FR2201404B1 (en)
GB (1)	GB1446059A (en)
IT (1)	IT1012082B (en)
NL (1)	NL7313336A (en)
SE (1)	SE384903B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2313568A1 (en) *	1974-05-24	1976-12-31	Laprade Bernard	PROCEDURE AND CONTROL DEVICE FOR A SOLENOID VALVE FOR REGULATING THE DOSAGE OF THE AIR-GASOLINE MIXTURE OF INTERNAL COMBUSTION ENGINES
JPS5155824A (en) *	1974-11-12	1976-05-17	Nissan Motor	Nainenkikanno nenryoseigyosochi
JPS5834657B2 (en) *	1975-05-12	1983-07-28	日産自動車株式会社	Air fuel ratio control device
JPS5222615A (en) *	1975-08-15	1977-02-21	Toyota Motor Corp	Fuel supply process and supply device of rotary piston engine
GB1568960A (en) *	1975-10-22	1980-06-11	Lucas Industries Ltd	Fuel control system for an internal combustion engine
JPS5840010B2 (en) *	1975-12-27	1983-09-02	日産自動車株式会社	Kuunenpiseigiyosouchi
JPS5289521U (en) *	1975-12-27	1977-07-04
JPS5819318Y2 (en) *	1976-03-08	1983-04-20	日産自動車株式会社	Air fuel ratio control device
US4192268A (en) *	1976-05-28	1980-03-11	Nippon Soken, Inc.	Air flow amount adjusting system for an internal combustion engine
GB1571255A (en) *	1976-05-28	1980-07-09	Nippon Soken	Internal combustion engines
US4279231A (en) *	1977-02-11	1981-07-21	Acf Industries, Incorporated	Apparatus for controlling the air-fuel ratio in an internal combustion engine
JPS5833385B2 (en) *	1977-09-12	1983-07-19	トヨタ自動車株式会社	fuel injection control device
US4265208A (en) *	1979-05-16	1981-05-05	General Motors Corporation	Closed loop air-fuel ratio controller with air bleed control
US5386373A (en) *	1993-08-05	1995-01-31	Pavilion Technologies, Inc.	Virtual continuous emission monitoring system with sensor validation
US5539638A (en) *	1993-08-05	1996-07-23	Pavilion Technologies, Inc.	Virtual emissions monitor for automobile
US5970426A (en) *	1995-09-22	1999-10-19	Rosemount Analytical Inc.	Emission monitoring system
SG138496A1 (en) *	2006-06-28	2008-01-28	Yao San Lin	Petrol saving structure of a motor vehicle
DE102014209587B4 (en) *	2014-05-20	2016-03-31	Continental Automotive Gmbh	Characterization of a measurement channel for measuring a feedback signal generated by an operating fuel injector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2116097B2 (en) *	1971-04-02	1981-01-29	Bosch Gmbh Robert	Device for regulating the air ratio λ of the fuel-air mixture fed to an internal combustion engine
US3738341A (en) *	1969-03-22	1973-06-12	Philips Corp	Device for controlling the air-fuel ratio {80 {11 in a combustion engine
NL156787B (en) *	1969-03-22	1978-05-16	Philips Nv	DEVICE FOR THE AUTOMATIC REGULATION OF THE AIR-FUEL RATIO OF THE MIXTURE FEEDED TO AN COMBUSTION ENGINE.
DE2204192C3 (en) *	1972-01-29	1979-03-22	Robert Bosch Gmbh, 7000 Stuttgart	Device for improving the exhaust gases of a carburetor internal combustion engine
DE2206276C3 (en) *	1972-02-10	1981-01-15	Robert Bosch Gmbh, 7000 Stuttgart	Method and device for reducing harmful components of exhaust gas emissions from internal combustion engines

1972
- 1972-09-28 DE DE2247656A patent/DE2247656C3/en not_active Expired
1973
- 1973-08-20 US US390013A patent/US3871338A/en not_active Expired - Lifetime
- 1973-09-26 FR FR7334558A patent/FR2201404B1/fr not_active Expired
- 1973-09-27 GB GB4520473A patent/GB1446059A/en not_active Expired
- 1973-09-27 NL NL7313336A patent/NL7313336A/xx not_active Application Discontinuation
- 1973-09-27 SE SE7313177A patent/SE384903B/en unknown
- 1973-09-27 IT IT29469/73A patent/IT1012082B/en active
- 1973-09-28 JP JP48110126A patent/JPS5834654B2/en not_active Expired

Also Published As

Publication number	Publication date
DE2247656A1 (en)	1974-04-11
NL7313336A (en)	1974-04-01
IT1012082B (en)	1977-03-10
GB1446059A (en)	1976-08-11
SE384903B (en)	1976-05-24
JPS4993727A (en)	1974-09-06
DE2247656B2 (en)	1981-04-09
DE2247656C3 (en)	1981-12-17
FR2201404A1 (en)	1974-04-26
US3871338A (en)	1975-03-18
JPS5834654B2 (en)	1983-07-28

Publication	Publication Date	Title
FR2201404B1 (en)	1982-10-08
FR2203616B1 (en)	1976-05-14
JPS4922899A (en)	1974-02-28
FR2189899A1 (en)	1974-01-25
JPS48104097U (en)	1973-12-05
JPS48114008U (en)	1973-12-26
CH570298A5 (en)	1975-12-15
CH568538A5 (en)	1975-10-31
CH577505A5 (en)	1976-07-15
CH576258A5 (en)	1976-06-15
CH576225A5 (en)	1976-06-15
CH576111A5 (en)	1976-05-31
CH576060A5 (en)	1976-05-31
CH575266A5 (en)	1976-05-14
CH575175A5 (en)	1976-04-30
CH575035A5 (en)	1976-04-30
CH575007A5 (en)	1976-04-30
CH574883A5 (en)	1976-04-30
CH571695A5 (en)	1976-01-15
CH570598A5 (en)	1975-12-15
CH570389A5 (en)	1975-12-15
CH578986A5 (en)	1976-08-31
CH569338A5 (en)	1975-11-14
CH569238A5 (en)	1975-11-14
CH568804A5 (en)	1975-11-14

Legal Events

Date	Code	Title	Description
1983-07-22	ST	Notification of lapse