JPH023052U - - Google Patents
Info
- Publication number
- JPH023052U JPH023052U JP8139988U JP8139988U JPH023052U JP H023052 U JPH023052 U JP H023052U JP 8139988 U JP8139988 U JP 8139988U JP 8139988 U JP8139988 U JP 8139988U JP H023052 U JPH023052 U JP H023052U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- spring
- conduction path
- shuts
- 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
- Temperature-Responsive Valves (AREA)
Description
図は本考案の一実施例を示す概略構成図である
。
１…フアーストスロツトルバルブ、５…セカン
ドスロツトルバルブ、９…負圧アクチユエータ、
１２…導通路、１３…開閉弁、１３ｄ…弁体、１
３ｅ…バツクスプリング、１３ｆ…形状記憶合金
製スプリング。
The figure is a schematic configuration diagram showing an embodiment of the present invention. 1...First throttle valve, 5...Second throttle valve, 9...Negative pressure actuator,
12... Conduction path, 13... Open/close valve, 13d... Valve body, 1
3e...back spring, 13f...shape memory alloy spring.
Claims (1)
ツトルバルブと、ベンチユリ負圧によつて作動し
フアーストスロツトルバルブが所定開度以上のと
きセカンドスロツトルバルブを開閉制御する負圧
アクチユエータ及びベンチユリ負圧を該負圧アク
チユエータに導入する導通路を連通遮断する開閉
弁とを設けた２連気化器において、 前記開閉弁が前記導通路を連通遮断する弁体と
、導通路を遮断する方向に該弁体を付勢するバツ
クスプリングと、導通路を連通する方向に該弁体
を付勢する形状記憶合金製のスプリングとを備え
、 エンジン温度が所定温度以上のとき形状記憶合
金製スプリングのばね荷重がバツクスプリングの
ばね荷重より大きくなるように構成したことを特
徴とする２連気化器。[Claims for Utility Model Registration] A first throttle valve, a second throttle valve, and a negative valve that is operated by the negative pressure of the bench valve and controls the opening and closing of the second throttle valve when the first throttle valve has a predetermined opening degree or more. A two-channel vaporizer equipped with a pressure actuator and a shutoff valve that communicates with and shuts off a conduction path for introducing negative pressure into the negative pressure actuator, wherein the shutoff valve includes a valve body that connects and shuts off the conduction path, and a valve body that connects and shuts off the conduction path. A back spring that biases the valve body in the direction of shutting off the valve, and a spring made of a shape memory alloy that biases the valve body in the direction of communicating the conduction path, and when the engine temperature is above a predetermined temperature, the shape memory alloy A double carburetor characterized in that the spring load of the manufactured spring is greater than the spring load of the back spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8139988U JPH023052U (en) | 1988-06-20 | 1988-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8139988U JPH023052U (en) | 1988-06-20 | 1988-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH023052U true JPH023052U (en) | 1990-01-10 |
Family
ID=31306182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8139988U Pending JPH023052U (en) | 1988-06-20 | 1988-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH023052U (en) |
-
1988
- 1988-06-20 JP JP8139988U patent/JPH023052U/ja active Pending