JPH0185434U - - Google Patents
Info
- Publication number
- JPH0185434U JPH0185434U JP17971787U JP17971787U JPH0185434U JP H0185434 U JPH0185434 U JP H0185434U JP 17971787 U JP17971787 U JP 17971787U JP 17971787 U JP17971787 U JP 17971787U JP H0185434 U JPH0185434 U JP H0185434U
- Authority
- JP
- Japan
- Prior art keywords
- negative pressure
- actuator
- pressure chamber
- casing
- vehicle speed
- 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
- Controls For Constant Speed Travelling (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Description
第１図はこの考案の一実施例による車速自動制
御装置のアクチユエータと負圧制御機構およびス
ロツトルバルブの概略断面図、第２図は第１図に
示したアクチユエータの負圧室における負圧とダ
イヤフラムの移動量との関係を示した説明図、第
３図は従来の車速自動制御装置のアクチユエータ
と負圧制御機構およびスロツトルバルブの概略断
面図、第４図は第３図に示したアクチユエータの
負圧室における負圧とダイヤフラムの移動量との
関係を示した説明図である。
１……アクチユエータ、２……ダイヤフラム、
３……ケーシング、４……負圧室、８……リリー
フバルブ。
Fig. 1 is a schematic cross-sectional view of an actuator, a negative pressure control mechanism, and a throttle valve of an automatic vehicle speed control system according to an embodiment of this invention, and Fig. 2 shows the negative pressure in the negative pressure chamber of the actuator shown in Fig. 1. An explanatory diagram showing the relationship with the amount of movement of the diaphragm, Figure 3 is a schematic sectional view of the actuator, negative pressure control mechanism, and throttle valve of a conventional automatic vehicle speed control system, and Figure 4 is the actuator shown in Figure 3. FIG. 3 is an explanatory diagram showing the relationship between the negative pressure in the negative pressure chamber and the amount of movement of the diaphragm. 1... actuator, 2... diaphragm,
3...Casing, 4...Negative pressure chamber, 8...Relief valve.
Claims (1)
とのあいだに負圧室を備えたアクチユエータであ
つて、前記ケーシングの一部に、前記負圧室の圧
力に対応して前記負圧室を大気開放にするリリー
フバルブを設けたことを特徴とする車速自動制御
装置のアクチユエータ。 The actuator is provided with a negative pressure chamber between a diaphragm connected to an output side and a casing, the actuator having a part of the casing that opens the negative pressure chamber to the atmosphere in response to the pressure in the negative pressure chamber. An actuator for an automatic vehicle speed control device characterized by being equipped with a relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17971787U JPH0185434U (en) | 1987-11-27 | 1987-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17971787U JPH0185434U (en) | 1987-11-27 | 1987-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0185434U true JPH0185434U (en) | 1989-06-06 |
Family
ID=31471262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17971787U Pending JPH0185434U (en) | 1987-11-27 | 1987-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0185434U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5189935A (en) * | 1975-02-05 | 1976-08-06 | ||
| JPS58206853A (en) * | 1982-05-27 | 1983-12-02 | Nippon Denso Co Ltd | Working pressure transmitting device for actuator |
-
1987
- 1987-11-27 JP JP17971787U patent/JPH0185434U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5189935A (en) * | 1975-02-05 | 1976-08-06 | ||
| JPS58206853A (en) * | 1982-05-27 | 1983-12-02 | Nippon Denso Co Ltd | Working pressure transmitting device for actuator |
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