JPS6238454U - - Google Patents
Info
- Publication number
- JPS6238454U JPS6238454U JP12885085U JP12885085U JPS6238454U JP S6238454 U JPS6238454 U JP S6238454U JP 12885085 U JP12885085 U JP 12885085U JP 12885085 U JP12885085 U JP 12885085U JP S6238454 U JPS6238454 U JP S6238454U
- Authority
- JP
- Japan
- Prior art keywords
- arm
- stem
- shim
- electric motor
- throttle 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
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図は本考案の実施例を示す構成図、第２図
は従来例を示す構成図である。
１……スロツトル弁、２……アーム、３……ス
テム、４……電動機、５……減速機、６……スプ
リング、７……コントロールユニツト、１０……
シム、１１……ソレノイド、１２……ワイヤー、
Ｑ１，Ｑ２……トランジスタ、Ｒ１〜Ｒ３……抵
抗。
FIG. 1 is a block diagram showing an embodiment of the present invention, and FIG. 2 is a block diagram showing a conventional example. DESCRIPTION OF SYMBOLS 1... Throttle valve, 2... Arm, 3... Stem, 4... Electric motor, 5... Reduction gear, 6... Spring, 7... Control unit, 10...
Shim, 11... Solenoid, 12... Wire,
Q1, Q2...Transistor, R1-R3...Resistor.
Claims (1)
ームをスロツトル弁が閉じる方向に付勢するスプ
リングと、前記アームと相対してアームを所定角
度位置に停止させるステムと、該ステムを電動機
によつて軸方向に移動させる動力装置と、を備え
たスロツトル・オープナにおいて、前記アームと
ステムとの相対面間に介在させた所定厚さのシム
と、前記電動機の駆動回路の断線を判定する断線
判定手段と、該断線判定手段によつて断線が判定
された時に前記シムを前記アームとステムとの相
対面間から取り除くシム除去手段と、を備えてな
るスロツトル・オープナのフエイルセーフ装置。 An arm that is pivotally attached to the shaft of the throttle valve, a spring that biases the arm in the direction in which the throttle valve closes, a stem that opposes the arm and stops the arm at a predetermined angular position, and the stem is driven by an electric motor. A throttle opener equipped with a power device that moves the arm and the stem in the axial direction, and a shim of a predetermined thickness interposed between the opposing surfaces of the arm and the stem, and a disconnection determination that determines disconnection of the drive circuit of the electric motor. and shim removing means for removing the shim from between opposing surfaces of the arm and stem when the wire breakage determining means determines that the wire is broken.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12885085U JPS6238454U (en) | 1985-08-26 | 1985-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12885085U JPS6238454U (en) | 1985-08-26 | 1985-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6238454U true JPS6238454U (en) | 1987-03-07 |
Family
ID=31024889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12885085U Pending JPS6238454U (en) | 1985-08-26 | 1985-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6238454U (en) |
-
1985
- 1985-08-26 JP JP12885085U patent/JPS6238454U/ja active Pending
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