JPS6224009U - - Google Patents
Info
- Publication number
- JPS6224009U JPS6224009U JP11503885U JP11503885U JPS6224009U JP S6224009 U JPS6224009 U JP S6224009U JP 11503885 U JP11503885 U JP 11503885U JP 11503885 U JP11503885 U JP 11503885U JP S6224009 U JPS6224009 U JP S6224009U
- Authority
- JP
- Japan
- Prior art keywords
- secondary air
- passage
- oxidation catalyst
- mechanical supercharger
- intake passage
- 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.)
- Granted
Links
- 239000003054 catalyst Substances 0.000 claims description 8
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Supercharger (AREA)
- Exhaust Gas After Treatment (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の実施例１の概略図であり、第
２図は本考案の実施例２の概略図、第３図は本考
案の実施例３の一部を示した概略図である。
１…内燃機関本体、２…吸気通路、３…排気通
路、５…スロツトルバルブ、６…機械式過給機、
１３…三元触媒、１４…酸化触媒、２０…電子式
制御装置（ＥＣＰ）、２１…バイパス通路、２２
…過給圧制御弁、３０…二次空気供給通路、３１
…二次空気制御弁、３３…負圧制御弁。
Fig. 1 is a schematic diagram of Embodiment 1 of the present invention, Fig. 2 is a schematic diagram of Embodiment 2 of the present invention, and Fig. 3 is a schematic diagram showing a part of Embodiment 3 of the present invention. . 1... Internal combustion engine main body, 2... Intake passage, 3... Exhaust passage, 5... Throttle valve, 6... Mechanical supercharger,
13... Three-way catalyst, 14... Oxidation catalyst, 20... Electronic control device (ECP), 21... Bypass passage, 22
...Supercharging pressure control valve, 30...Secondary air supply passage, 31
...Secondary air control valve, 33...Negative pressure control valve.
Claims (1)
酸化触媒を備えた内燃機関において、前記過給機
の下流の吸気通路から前記酸化触媒の前部の排気
通路へ二次空気を供給する二次空気供給通路を設
け、該二次空気供給通路に内燃機関の一部の運転
条件で閉成する制御弁を設けたことを特徴とする
機械式過給機付内燃機関の二次空気供給装置。 ２ スロツトルバルブ下流の吸気通路に機械式過
給機を設けた実用新案登録請求の範囲第１項記載
の装置。 ３ スロツトルバルブ上流の吸気通路に機械式過
給機を設けた実用新案登録請求の範囲第１項記載
の装置。 ４ 酸化触媒の上流の排気通路に三元触媒を設け
、二次空気を該三元触媒と前記酸化触媒との間に
供給するようにした実用新案登録請求の範囲第１
項〜第３項のいずれか１項記載の装置。[Claims for Utility Model Registration] 1. In an internal combustion engine equipped with a mechanical supercharger in the intake passage and an oxidation catalyst in the exhaust passage, the exhaust gas in front of the oxidation catalyst is discharged from the intake passage downstream of the supercharger. A mechanical supercharger characterized in that a secondary air supply passage is provided for supplying secondary air to the passage, and the secondary air supply passage is provided with a control valve that closes under certain operating conditions of the internal combustion engine. Secondary air supply system for internal combustion engines. 2. The device according to claim 1, which is a registered utility model, in which a mechanical supercharger is provided in the intake passage downstream of the throttle valve. 3. The device according to claim 1, which is a registered utility model, in which a mechanical supercharger is provided in the intake passage upstream of the throttle valve. 4 Utility model registration claim 1, in which a three-way catalyst is provided in the exhaust passage upstream of the oxidation catalyst, and secondary air is supplied between the three-way catalyst and the oxidation catalyst.
The device according to any one of Items 1 to 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985115038U JPH0513938Y2 (en) | 1985-07-29 | 1985-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985115038U JPH0513938Y2 (en) | 1985-07-29 | 1985-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6224009U true JPS6224009U (en) | 1987-02-13 |
| JPH0513938Y2 JPH0513938Y2 (en) | 1993-04-14 |
Family
ID=30998322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985115038U Expired - Lifetime JPH0513938Y2 (en) | 1985-07-29 | 1985-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0513938Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5615435U (en) * | 1979-07-17 | 1981-02-10 | ||
| JPS56163712U (en) * | 1980-05-08 | 1981-12-04 | ||
| JPS5833374A (en) * | 1981-08-21 | 1983-02-26 | Mitsubishi Electric Corp | Eliminating circuit for fixed pattern noise of solid state image pickup device |
| JPS5851213U (en) * | 1981-10-02 | 1983-04-07 | 株式会社日立製作所 | Measuring device for roll diameter in continuous line equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5615435B2 (en) * | 1973-05-08 | 1981-04-10 | ||
| JPS5851213B2 (en) * | 1981-07-24 | 1983-11-15 | 住友ゴム工業株式会社 | Method and device for measuring hardness of elastomer articles |
-
1985
- 1985-07-29 JP JP1985115038U patent/JPH0513938Y2/ja not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5615435U (en) * | 1979-07-17 | 1981-02-10 | ||
| JPS56163712U (en) * | 1980-05-08 | 1981-12-04 | ||
| JPS5833374A (en) * | 1981-08-21 | 1983-02-26 | Mitsubishi Electric Corp | Eliminating circuit for fixed pattern noise of solid state image pickup device |
| JPS5851213U (en) * | 1981-10-02 | 1983-04-07 | 株式会社日立製作所 | Measuring device for roll diameter in continuous line equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0513938Y2 (en) | 1993-04-14 |
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