FR2224690B2 - - Google Patents
Info
- Publication number
- FR2224690B2 FR2224690B2 FR7312515A FR7312515A FR2224690B2 FR 2224690 B2 FR2224690 B2 FR 2224690B2 FR 7312515 A FR7312515 A FR 7312515A FR 7312515 A FR7312515 A FR 7312515A FR 2224690 B2 FR2224690 B2 FR 2224690B2
- 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
Links
Classifications
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- 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
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)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7312515A FR2224690B2 (en) | 1973-04-06 | 1973-04-06 | |
US396332A US3919843A (en) | 1972-12-12 | 1973-09-11 | Multifunction control valve |
IT70241/73A IT999725B (en) | 1972-12-12 | 1973-11-05 | MULTIPLE FUNCTION REGULATION VALVE PARTICULARLY TO REGULATE THE SUPPLY OF THE POST-COMBUSTION AIR TO THE EXHAUST OF INTERNAL COMBUSTION ENGINES FOR ANTI-POLLUTION PURPOSE |
GB5643773A GB1452958A (en) | 1972-12-12 | 1973-12-05 | Regulating valve assemblies |
SE7316692A SE397383B (en) | 1972-12-12 | 1973-12-11 | ADDITIONAL VALVE FOR ADDITIONAL AIR AT AFTER-COMBUSTION PLANTS IN CONNECTION WITH COMBUSTION ENGINES |
JP1973141009U JPS5338733Y2 (en) | 1972-12-12 | 1973-12-12 | |
DE19732363336 DE2363336C3 (en) | 1973-04-06 | 1973-12-19 | Valve device for the additional air supply in exhaust gas afterburning systems on internal combustion engines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7312515A FR2224690B2 (en) | 1973-04-06 | 1973-04-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2224690A2 FR2224690A2 (en) | 1974-10-31 |
FR2224690B2 true FR2224690B2 (en) | 1975-08-22 |
Family
ID=9117550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7312515A Expired FR2224690B2 (en) | 1972-12-12 | 1973-04-06 |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE2363336C3 (en) |
FR (1) | FR2224690B2 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2317511A1 (en) * | 1975-07-11 | 1977-02-04 | Peugeot & Renault | ELECTROPNEUMATIC DEVICE FOR REGULATING AN AUXILIARY AIR INJECTION TO THE INTAKE OF INTERNAL COMBUSTION ENGINES |
DE2550406C2 (en) * | 1975-11-10 | 1983-09-08 | Toyota Jidosha Kogyo K.K., Toyota, Aichi | Auxiliary air control valve in exhaust gas afterburning devices of internal combustion engines |
DE2747029C2 (en) * | 1977-10-19 | 1983-12-08 | Kraftwerk Union AG, 4330 Mülheim | Hydraulically operated valve |
-
1973
- 1973-04-06 FR FR7312515A patent/FR2224690B2/fr not_active Expired
- 1973-12-19 DE DE19732363336 patent/DE2363336C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2363336C3 (en) | 1980-04-10 |
DE2363336A1 (en) | 1974-10-24 |
FR2224690A2 (en) | 1974-10-31 |
DE2363336B2 (en) | 1979-07-26 |