JPH041672U - - Google Patents
Info
- Publication number
- JPH041672U JPH041672U JP4047290U JP4047290U JPH041672U JP H041672 U JPH041672 U JP H041672U JP 4047290 U JP4047290 U JP 4047290U JP 4047290 U JP4047290 U JP 4047290U JP H041672 U JPH041672 U JP H041672U
- Authority
- JP
- Japan
- Prior art keywords
- idle speed
- control device
- speed control
- bypass passage
- valve body
- 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
Landscapes
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１〜８図は本考案の一実施例を示すもので、
第１図はアイドル回転数制御装置の断面図、第２
図はその要部拡大図、第３図は第１図の−線
断面図、第４図はアイドル回転数制御装置の全体
概略図、第５図イはロータリーソレノイドの非通
電時の作動説明図、第５図ロはその通電時の作動
説明図、第６図はロータリーソレノイドのロータ
に生じるトルクの特性線図、第７図はロータリー
ソレノイドのコイルのデユーテイ制御説明図、第
８図はエンジン冷却水の温度変化に伴う流量の特
性線図である。第９図は従来例を示す説明断面図
である。
１２……バイパス通路、１３……バタフライバ
ルブ（バルブ体）、２０……ロータリーソレノイ
ド、３９……乾性被膜潤滑剤による塗膜。
Figures 1 to 8 show an embodiment of the present invention.
Figure 1 is a sectional view of the idle speed control device, Figure 2
The figure is an enlarged view of the main parts, Figure 3 is a sectional view taken along the - line in Figure 1, Figure 4 is a general schematic diagram of the idle speed control device, and Figure 5 A is an explanatory diagram of the operation of the rotary solenoid when it is not energized. , Fig. 5B is an explanatory diagram of the operation when energized, Fig. 6 is a characteristic diagram of the torque generated in the rotor of the rotary solenoid, Fig. 7 is an explanatory diagram of duty control of the rotary solenoid coil, and Fig. 8 is an illustration of engine cooling. FIG. 3 is a characteristic diagram of flow rate as a result of temperature changes of water. FIG. 9 is an explanatory sectional view showing a conventional example. 12... Bypass passage, 13... Butterfly valve (valve body), 20... Rotary solenoid, 39... Coating film with dry film lubricant.
Claims (1)
スロツトルバルブをバイパスするバイパス通路を
ロータリーソレノイドの駆動によつて回動される
バルブ体により開閉することで、エンジンのアイ
ドル回転数を制御する形式のアイドル回転数制御
装置であつて、 全閉時の前記バルブ体に対し隙間を介して対向
するバイパス通路の壁面部分に、乾性被膜潤滑剤
による塗膜が形成されているアイドル回転数制御
装置。[Scope of claim for utility model registration] In an electronically controlled fuel injection device for an engine,
An idle speed control device that controls the idle speed of an engine by opening and closing a bypass passage that bypasses a throttle valve using a valve body rotated by the drive of a rotary solenoid, and when fully closed. An idle speed control device, wherein a coating film of a dry film lubricant is formed on a wall surface portion of the bypass passage that faces the valve body through a gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4047290U JPH041672U (en) | 1990-04-16 | 1990-04-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4047290U JPH041672U (en) | 1990-04-16 | 1990-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041672U true JPH041672U (en) | 1992-01-08 |
Family
ID=31550293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4047290U Pending JPH041672U (en) | 1990-04-16 | 1990-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041672U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001077505A1 (en) * | 2000-04-05 | 2001-10-18 | Mikuni Corporation | Throttle valve |
-
1990
- 1990-04-16 JP JP4047290U patent/JPH041672U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001077505A1 (en) * | 2000-04-05 | 2001-10-18 | Mikuni Corporation | Throttle valve |
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