JPS5336535B2 - - Google Patents

Info

Publication number
JPS5336535B2
JPS5336535B2 JP9962973A JP9962973A JPS5336535B2 JP S5336535 B2 JPS5336535 B2 JP S5336535B2 JP 9962973 A JP9962973 A JP 9962973A JP 9962973 A JP9962973 A JP 9962973A JP S5336535 B2 JPS5336535 B2 JP S5336535B2
Authority
JP
Japan
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
JP9962973A
Other languages
Japanese (ja)
Other versions
JPS5049518A (
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 filed Critical
Priority to JP9962973A priority Critical patent/JPS5336535B2/ja
Priority to GB37655/74A priority patent/GB1482990A/en
Publication of JPS5049518A publication Critical patent/JPS5049518A/ja
Priority to US05/707,690 priority patent/US4077208A/en
Publication of JPS5336535B2 publication Critical patent/JPS5336535B2/ja
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/227—Control of additional air supply only, e.g. using by-passes or variable air pump drives using pneumatically operated valves, e.g. membrane valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
JP9962973A 1973-09-04 1973-09-04 Expired JPS5336535B2 ( )

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9962973A JPS5336535B2 ( ) 1973-09-04 1973-09-04
GB37655/74A GB1482990A (en) 1973-09-04 1974-08-28 Secondary air supply control device
US05/707,690 US4077208A (en) 1973-09-04 1976-07-22 Secondary air supply control device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9962973A JPS5336535B2 ( ) 1973-09-04 1973-09-04

Publications (2)

Publication Number Publication Date
JPS5049518A JPS5049518A ( ) 1975-05-02
JPS5336535B2 true JPS5336535B2 ( ) 1978-10-03

Family

ID=14252363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9962973A Expired JPS5336535B2 ( ) 1973-09-04 1973-09-04

Country Status (2)

Country Link
JP (1) JPS5336535B2 ( )
GB (1) GB1482990A ( )

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2447461A1 (fr) * 1979-01-23 1980-08-22 Renault Dispositif destine a ameliorer le fonctionnement des systemes catalytiques antipollueurs lorsque l'on utilise de l'essence contenant du plomb
GB2240364B (en) * 1990-01-27 1994-09-28 S & C Thermofluids Ltd Combustion engines improvements
GB2258168A (en) * 1991-08-01 1993-02-03 Ford Motor Co Engine exhaust system

Also Published As

Publication number Publication date
JPS5049518A ( ) 1975-05-02
GB1482990A (en) 1977-08-17

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