FR2102452A5 - - Google Patents

Info

Publication number
FR2102452A5
FR2102452A5 FR7028758A FR7028758A FR2102452A5 FR 2102452 A5 FR2102452 A5 FR 2102452A5 FR 7028758 A FR7028758 A FR 7028758A FR 7028758 A FR7028758 A FR 7028758A FR 2102452 A5 FR2102452 A5 FR 2102452A5
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
FR7028758A
Other languages
French (fr)
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.)
PEUGEOT and RENAULT
Renault SAS
Original Assignee
PEUGEOT and RENAULT
Renault SAS
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 PEUGEOT and RENAULT, Renault SAS filed Critical PEUGEOT and RENAULT
Priority to FR7028758A priority Critical patent/FR2102452A5/fr
Priority to DE2135206A priority patent/DE2135206C3/en
Priority to GB35075/71A priority patent/GB1292255A/en
Application granted granted Critical
Publication of FR2102452A5 publication Critical patent/FR2102452A5/fr
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
    • F01N3/227—Control of additional air supply only, e.g. using by-passes or variable air pump drives using pneumatically operated valves, e.g. membrane valves
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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)
  • Exhaust-Gas Circulating Devices (AREA)
FR7028758A 1970-08-04 1970-08-04 Expired FR2102452A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7028758A FR2102452A5 (en) 1970-08-04 1970-08-04
DE2135206A DE2135206C3 (en) 1970-08-04 1971-07-14 Exhaust device for an internal combustion engine
GB35075/71A GB1292255A (en) 1970-08-04 1971-07-27 Improvements in or relating to an exhaust device for a combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7028758A FR2102452A5 (en) 1970-08-04 1970-08-04

Publications (1)

Publication Number Publication Date
FR2102452A5 true FR2102452A5 (en) 1972-04-07

Family

ID=9059769

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7028758A Expired FR2102452A5 (en) 1970-08-04 1970-08-04

Country Status (3)

Country Link
DE (1) DE2135206C3 (en)
FR (1) FR2102452A5 (en)
GB (1) GB1292255A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2217533A1 (en) * 1973-02-12 1974-09-06 Hitachi Ltd

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2254961C2 (en) * 1972-11-10 1975-04-10 Deutsche Vergaser Gmbh & Co Kg, 4040 Neuss Control device for metering an additional amount of air to improve combustion in internal combustion engines or post-combustion of exhaust gases from internal combustion engines
JPS505714A (en) * 1973-05-19 1975-01-21
IT1062861B (en) * 1976-03-12 1985-02-11 Alfa Romeo Spa REAR COMBUSTION AIR FLOW REGULATING VALVE FOR COMBUSTION ENGINES
DE4304144C2 (en) * 1993-02-11 2000-01-05 Audi Ag Exhaust gas aftertreatment device for an internal combustion engine
DE102014007190B4 (en) * 2014-05-15 2019-07-04 Audi Ag Secondary air valve for controlling the supply of secondary air in an exhaust system of a motor vehicle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2217533A1 (en) * 1973-02-12 1974-09-06 Hitachi Ltd

Also Published As

Publication number Publication date
DE2135206C3 (en) 1974-03-21
DE2135206B2 (en) 1973-08-23
DE2135206A1 (en) 1972-02-17
GB1292255A (en) 1972-10-11

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Legal Events

Date Code Title Description
ST Notification of lapse