JPS5411211U - - Google Patents
Info
- Publication number
- JPS5411211U JPS5411211U JP1977084919U JP8491977U JPS5411211U JP S5411211 U JPS5411211 U JP S5411211U JP 1977084919 U JP1977084919 U JP 1977084919U JP 8491977 U JP8491977 U JP 8491977U JP S5411211 U JPS5411211 U JP S5411211U
- 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.)
- Pending
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
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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
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1977084919U JPS5411211U (ja) | 1977-06-28 | 1977-06-28 | |
US06/185,724 US4328668A (en) | 1977-06-28 | 1980-09-11 | Secondary air supply system for internal combustion engines |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1977084919U JPS5411211U (ja) | 1977-06-28 | 1977-06-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5411211U true JPS5411211U (ja) | 1979-01-24 |
Family
ID=13844110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1977084919U Pending JPS5411211U (ja) | 1977-06-28 | 1977-06-28 |
Country Status (2)
Country | Link |
---|---|
US (1) | US4328668A (ja) |
JP (1) | JPS5411211U (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7487632B2 (en) * | 2006-11-27 | 2009-02-10 | Toyota Motor Engineering & Manufacturing North America, Inc. | Method of calculating airflow introduction into an automotive exhaust air injection system |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50144815A (ja) * | 1974-05-14 | 1975-11-20 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3751916A (en) * | 1970-12-29 | 1973-08-14 | Toyo Kogyo Co | Exhaust gas purifying system for use in internal combustion engine |
GB1361854A (en) * | 1971-07-23 | 1974-07-30 | Zenith Carburetter Co Ltd | Engine exhaust systems for vehicles |
US3906723A (en) * | 1974-03-08 | 1975-09-23 | Toyota Motor Co Ltd | Exhaust gas purifying system |
JPS5211323A (en) * | 1975-07-16 | 1977-01-28 | Nippon Denso Co Ltd | Change valve of secondary air |
US4147032A (en) * | 1976-12-21 | 1979-04-03 | Toyota Jidosha Kogyo Kabushiki Kaisha | Secondary air supply control system |
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1977
- 1977-06-28 JP JP1977084919U patent/JPS5411211U/ja active Pending
-
1980
- 1980-09-11 US US06/185,724 patent/US4328668A/en not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50144815A (ja) * | 1974-05-14 | 1975-11-20 |
Also Published As
Publication number | Publication date |
---|---|
US4328668A (en) | 1982-05-11 |