JPS6146649B2 - - Google Patents
Info
- Publication number
- JPS6146649B2 JPS6146649B2 JP19444581A JP19444581A JPS6146649B2 JP S6146649 B2 JPS6146649 B2 JP S6146649B2 JP 19444581 A JP19444581 A JP 19444581A JP 19444581 A JP19444581 A JP 19444581A JP S6146649 B2 JPS6146649 B2 JP S6146649B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- air
- port
- secondary air
- negative pressure
- 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.)
- Expired
Links
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 230000003584 silencer Effects 0.000 description 12
- 235000014676 Phragmites communis Nutrition 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
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
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19444581A JPS5896118A (ja) | 1981-12-04 | 1981-12-04 | 二次空気供給装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19444581A JPS5896118A (ja) | 1981-12-04 | 1981-12-04 | 二次空気供給装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5896118A JPS5896118A (ja) | 1983-06-08 |
| JPS6146649B2 true JPS6146649B2 (US06272168-20010807-M00014.png) | 1986-10-15 |
Family
ID=16324689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19444581A Granted JPS5896118A (ja) | 1981-12-04 | 1981-12-04 | 二次空気供給装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5896118A (US06272168-20010807-M00014.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5772352A (en) * | 1995-06-02 | 1998-06-30 | Toyota Jidosha Kabushiki Kaisha | Ball joint having extended service life |
-
1981
- 1981-12-04 JP JP19444581A patent/JPS5896118A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5896118A (ja) | 1983-06-08 |
