JPS63113742U - - Google Patents
Info
- Publication number
- JPS63113742U JPS63113742U JP536087U JP536087U JPS63113742U JP S63113742 U JPS63113742 U JP S63113742U JP 536087 U JP536087 U JP 536087U JP 536087 U JP536087 U JP 536087U JP S63113742 U JPS63113742 U JP S63113742U
- Authority
- JP
- Japan
- Prior art keywords
- combustion engine
- internal combustion
- introduction hole
- air
- valve
- 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
- 238000002485 combustion reaction Methods 0.000 claims 4
- 238000011144 upstream manufacturing Methods 0.000 claims 3
- 239000000498 cooling water Substances 0.000 claims 1
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第１図は本考案の一実施例を示す装置の全体断
面図、第２図は従来例を示す断面図である。
１……デユーテイ比制御電磁弁、１１……入口
ポート、１２……出口ポート、１６……弁体、２
……空気制御弁、２１……空気導入孔、２２……
拡張室、２５……弁体、Ｐ……スロツトルボデー
（吸気管）、Ｐ３、Ｐ４……空気バイパス路、Ｓ
……スロツトル弁。
FIG. 1 is an overall sectional view of an apparatus showing an embodiment of the present invention, and FIG. 2 is a sectional view showing a conventional example. 1... Duty ratio control solenoid valve, 11... Inlet port, 12... Outlet port, 16... Valve body, 2
...Air control valve, 21...Air introduction hole, 22...
Expansion chamber, 25... Valve body, P... Throttle body (intake pipe), P3, P4... Air bypass path, S
...Throttle valve.
Claims (1)
流位置に小径の空気導入孔を設けるとともに該空
気導入孔の下流側には大容量の拡張室を設け、該
拡張室にデユーテイ比制御電磁弁の入口ポートを
接続するとともに上記デユーテイ比制御電磁弁の
出口ポートを上記吸気管壁のスロツトル弁下流位
置に接続したことを特徴とする内燃機関の補助空
気制御装置。 (2) 上記空気導入孔を、上記スロツトル弁の上
流側と下流側を結ぶ空気バイパス路に設けられて
内燃機関の冷却水温に応じて開閉する空気制御弁
の上流側流路壁に設けるとともに、上記デユーテ
イ比制御電磁弁の出口ポートを上記空気制御弁の
下流側流路壁に接続した実用新案登録請求の範囲
第１項記載の内燃機関の補助空気制御装置。 (3) 上記空気導入孔の面積に対する上記拡張室
の容積の比を２．５倍以上に設定した実用新案登
録請求の範囲第１項記載の補助空気制御装置。[Scope of Claim for Utility Model Registration] (1) A small-diameter air introduction hole is provided in the intake pipe wall of an internal combustion engine at a position upstream of the throttle valve, and a large-capacity expansion chamber is provided downstream of the air introduction hole, An auxiliary air control device for an internal combustion engine, characterized in that an inlet port of a duty ratio control solenoid valve is connected to the expansion chamber, and an outlet port of the duty ratio control solenoid valve is connected to a downstream position of the throttle valve on the intake pipe wall. . (2) The air introduction hole is provided in the upstream flow path wall of the air control valve that is provided in the air bypass path connecting the upstream and downstream sides of the throttle valve and opens and closes depending on the cooling water temperature of the internal combustion engine, The auxiliary air control device for an internal combustion engine according to claim 1, wherein the outlet port of the duty ratio control solenoid valve is connected to the downstream flow path wall of the air control valve. (3) The auxiliary air control device according to claim 1, wherein the ratio of the volume of the expansion chamber to the area of the air introduction hole is set to 2.5 times or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987005360U JPH0752375Y2 (en) | 1987-01-16 | 1987-01-16 | Auxiliary air control device for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987005360U JPH0752375Y2 (en) | 1987-01-16 | 1987-01-16 | Auxiliary air control device for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63113742U true JPS63113742U (en) | 1988-07-22 |
| JPH0752375Y2 JPH0752375Y2 (en) | 1995-11-29 |
Family
ID=30786872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987005360U Expired - Lifetime JPH0752375Y2 (en) | 1987-01-16 | 1987-01-16 | Auxiliary air control device for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752375Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012097650A (en) * | 2010-11-01 | 2012-05-24 | Keihin Corp | Bypass air volume control system for throttle body |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4944132A (en) * | 1972-09-04 | 1974-04-25 | ||
| JPS5479324A (en) * | 1977-12-05 | 1979-06-25 | Japan Electronic Control Syst | Idling speed control device for internal combustion engine |
| JPS6141842U (en) * | 1984-08-23 | 1986-03-17 | トヨタ自動車株式会社 | Internal combustion engine idle speed control device |
| JPS62142835A (en) * | 1985-12-17 | 1987-06-26 | Mazda Motor Corp | Idle speed adjusting device for electronic fuel-injection engine |
-
1987
- 1987-01-16 JP JP1987005360U patent/JPH0752375Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4944132A (en) * | 1972-09-04 | 1974-04-25 | ||
| JPS5479324A (en) * | 1977-12-05 | 1979-06-25 | Japan Electronic Control Syst | Idling speed control device for internal combustion engine |
| JPS6141842U (en) * | 1984-08-23 | 1986-03-17 | トヨタ自動車株式会社 | Internal combustion engine idle speed control device |
| JPS62142835A (en) * | 1985-12-17 | 1987-06-26 | Mazda Motor Corp | Idle speed adjusting device for electronic fuel-injection engine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012097650A (en) * | 2010-11-01 | 2012-05-24 | Keihin Corp | Bypass air volume control system for throttle body |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0752375Y2 (en) | 1995-11-29 |