JPH02103144U - - Google Patents
Info
- Publication number
- JPH02103144U JPH02103144U JP1009389U JP1009389U JPH02103144U JP H02103144 U JPH02103144 U JP H02103144U JP 1009389 U JP1009389 U JP 1009389U JP 1009389 U JP1009389 U JP 1009389U JP H02103144 U JPH02103144 U JP H02103144U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- control valve
- sensing control
- bypass passage
- opens
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図は本考案を適用した水平対向型エンジン
の吸気系を示す概略構成図、第２図および第３図
は本考案による温度感知制御弁の構成を示す断面
図、第４図および第５図は温度感知制御弁の特性
図、第６図は本考案によるバイパス通路を流通す
る吸入空気量の流量特性図である。
１…エンジン本体、４…エアクリーナ、５…気
化器、６…吸気マニホールド、７…吸気管、８…
スロツトル弁、９…バイパス通路、１０…第１の
温度感知制御弁、１１…第２の温度感知制御弁。
Fig. 1 is a schematic configuration diagram showing the intake system of a horizontally opposed engine to which the present invention is applied; Figs. 2 and 3 are sectional views showing the configuration of the temperature sensing control valve according to the present invention; Figs. 4 and 5; The figure is a characteristic diagram of the temperature sensing control valve, and FIG. 6 is a flow rate characteristic diagram of the amount of intake air flowing through the bypass passage according to the present invention. 1...Engine body, 4...Air cleaner, 5...Carburetor, 6...Intake manifold, 7...Intake pipe, 8...
Throttle valve, 9... Bypass passage, 10... First temperature sensing control valve, 11... Second temperature sensing control valve.
Claims (1)
弁の下流側の吸気マニホールドに空気を導入する
バイパス通路を有するエンジンにおいて、 所定の空気量をリークさせるリーク孔を有し、
かつエンジン房内温度を感知して上記バイパス通
路を開閉動作する第１の温度感知制御弁を設置す
ると共に、 上記第１の温度感知制御弁の下流側に、上記気
化器の壁温を感知して上記バイパス通路を開閉動
作する第２の温度感知制御弁を設置し、 上記バイパス通路の吸入空気の流量を、上記第
１、第２の温度感知制御弁の設定温度により切換
え可能に、上記第１の温度感知制御弁に常時開口
するリーク孔と温度によつて開閉する流通孔とか
ら構成してなることを特徴とするアイドル回転数
制御装置。[Scope of Claim for Utility Model Registration] An engine that has a bypass passage that bypasses the carburetor and introduces air from the air cleaner to the intake manifold downstream of the throttle valve, which has a leak hole that leaks a predetermined amount of air;
A first temperature-sensing control valve is installed to open and close the bypass passage by sensing the temperature inside the engine chamber, and a first temperature-sensing control valve is installed downstream of the first temperature-sensing control valve to sense the wall temperature of the carburetor. a second temperature-sensing control valve that opens and closes the bypass passage; and a second temperature-sensing control valve that opens and closes the bypass passage; An idle rotation speed control device comprising a leak hole that is always open in the first temperature sensing control valve and a circulation hole that opens and closes depending on the temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1009389U JPH02103144U (en) | 1989-01-31 | 1989-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1009389U JPH02103144U (en) | 1989-01-31 | 1989-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02103144U true JPH02103144U (en) | 1990-08-16 |
Family
ID=31217444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1009389U Pending JPH02103144U (en) | 1989-01-31 | 1989-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02103144U (en) |
-
1989
- 1989-01-31 JP JP1009389U patent/JPH02103144U/ja active Pending
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