JPS521333A - Air fuel ratio control apparatus - Google Patents

Air fuel ratio control apparatus

Info

Publication number
JPS521333A
JPS521333A JP50076883A JP7688375A JPS521333A JP S521333 A JPS521333 A JP S521333A JP 50076883 A JP50076883 A JP 50076883A JP 7688375 A JP7688375 A JP 7688375A JP S521333 A JPS521333 A JP S521333A
Authority
JP
Japan
Prior art keywords
fuel ratio
air fuel
control apparatus
ratio control
exhaust gas
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.)
Pending
Application number
JP50076883A
Other languages
Japanese (ja)
Inventor
Torazo Nishinomiya
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50076883A priority Critical patent/JPS521333A/en
Publication of JPS521333A publication Critical patent/JPS521333A/en
Pending legal-status Critical Current

Links

Landscapes

  • Control Of The Air-Fuel Ratio Of Carburetors (AREA)

Abstract

PURPOSE: The concentration of CO in the exhaust gas is detected, and by controlling the air fuel ratio in the carburetor by said detecting signals, CO, HC, and NOx in the exhaust gas are decreased at the same time.
COPYRIGHT: (C)1977,JPO&Japio
JP50076883A 1975-06-24 1975-06-24 Air fuel ratio control apparatus Pending JPS521333A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50076883A JPS521333A (en) 1975-06-24 1975-06-24 Air fuel ratio control apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50076883A JPS521333A (en) 1975-06-24 1975-06-24 Air fuel ratio control apparatus

Publications (1)

Publication Number Publication Date
JPS521333A true JPS521333A (en) 1977-01-07

Family

ID=13618023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50076883A Pending JPS521333A (en) 1975-06-24 1975-06-24 Air fuel ratio control apparatus

Country Status (1)

Country Link
JP (1) JPS521333A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55142941A (en) * 1979-04-23 1980-11-07 Hitachi Ltd Electronically controlled carburetor
US7215825B2 (en) 2002-02-08 2007-05-08 Taisei Corporation Image-generating method and image-generating system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55142941A (en) * 1979-04-23 1980-11-07 Hitachi Ltd Electronically controlled carburetor
US7215825B2 (en) 2002-02-08 2007-05-08 Taisei Corporation Image-generating method and image-generating system

Similar Documents

Publication Publication Date Title
JPS5368317A (en) Exhaust gas reflux controller
JPS51126890A (en) Air fuel ratio detector
JPS5264538A (en) Air fuel ration regulator
JPS51137670A (en) Method for decreasing nitrogen oxides in exhaust gas
JPS5226390A (en) Oxidation catalyst used for the purification of exhaust gas
JPS521335A (en) Carburetor for the multi-cylinder engine
JPS5279123A (en) Secondary air supply system in internal combustion engine
JPS51149420A (en) Air-fuel rati o control device
JPS52149524A (en) Air fuel ratio control device for internal combustion engine
JPS5212670A (en) Process of reducing nitrogen oxides in exhaust combustion gases
JPS5218468A (en) Process for removal of nitrogen oxides
JPS53438A (en) Combustion method and apparatus
JPS5229470A (en) Desulfurization-denitration method
JPS51146638A (en) Air-fuel ratio recycling type fuel controlling system
JPS5322929A (en) Carburetor air-fuel ratio controlling apparatus by means of closed loop
JPS5244307A (en) Engine exhaust gas purification device used for a two-point engine
JPS5314221A (en) Method of and apparatus for controlling exhaust gas purifying means
JPS523927A (en) Exhaust gas return flow device for multi-cylinder engine
JPS5247128A (en) Exhaust gas purifying device
JPS51149423A (en) Fuel ejection control device of air-fuel ratio feed back type
JPS51124749A (en) An internal combustion engine
JPS51130410A (en) Method for manufacturing fuel composition and for reducing air pollution by exhaust gases
JPS535321A (en) Exhaust gas recirculation amount controller
JPS5279137A (en) Air fuel ratio controller for engine
JPS51137018A (en) An air fuel ratio detecting apparatus