JPS643042U - - Google Patents
Info
- Publication number
- JPS643042U JPS643042U JP9539787U JP9539787U JPS643042U JP S643042 U JPS643042 U JP S643042U JP 9539787 U JP9539787 U JP 9539787U JP 9539787 U JP9539787 U JP 9539787U JP S643042 U JPS643042 U JP S643042U
- Authority
- JP
- Japan
- Prior art keywords
- storage tank
- actuator
- negative pressure
- release valve
- vacuum pump
- 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
- 230000006837 decompression Effects 0.000 claims description 2
Landscapes
- 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アクチユエ
ータの負圧制御装置の概略断面図、第２図はこの
考案の他の実施例によるアクチユエータの負圧制
御装置の概略断面図、第３図は従来におけるアク
チユエータの負圧制御装置の概略断面図である。
１…負圧制御装置、２…バキユームポンプ、２
ｂ…減圧室、３…エアーバルブ、４…リリースバ
ルブ、５…貯蔵タンク、５ａ…ダイヤフラム、６
…アクチユエータ、６ａ…負圧室。
FIG. 1 is a schematic sectional view of a negative pressure control device for an actuator according to an embodiment of the present invention, FIG. 2 is a schematic sectional view of a negative pressure control device for an actuator according to another embodiment of the invention, and FIG. 3 is a conventional It is a schematic sectional view of a negative pressure control device of an actuator in . 1... Negative pressure control device, 2... Vacuum pump, 2
b...Decompression chamber, 3...Air valve, 4...Release valve, 5...Storage tank, 5a...Diaphragm, 6
...actuator, 6a...negative pressure chamber.
Claims (1)
プの減圧室の吸気側とを連通して吸気経路を形成
するとともに前記吸気経路にエアーバルブとリリ
ースバルブの各々一端を接続し、前記エアーバル
ブおよびリリースバルブの閉塞状態で前記バキユ
ームポンプの作動により前記アクチユエータを作
動させる装置において、前記バキユームポンプの
減圧室の吐出側に貯蔵タンクを設けるとともに前
記貯蔵タンクにエアーバルブとリリースバルブの
各々他端側を接続してなることを特徴とするアク
チユエータの負圧制御装置。 (2) 貯蔵タンクはその内部に容積変更用のダイ
ヤフラムを備えていることを特徴とする実用新案
登録請求の範囲第(1)項記載のアクチユエータの
負圧制御装置。[Claims for Utility Model Registration] (1) An intake path is formed by communicating the negative pressure chamber of the actuator with the intake side of the vacuum chamber of the vacuum pump, and one end of each of an air valve and a release valve is connected to the intake path. and a device for operating the actuator by operating the vacuum pump in a closed state of the air valve and the release valve, wherein a storage tank is provided on the discharge side of the decompression chamber of the vacuum pump, and an air valve is provided in the storage tank. A negative pressure control device for an actuator, characterized in that the other ends of a release valve and a release valve are connected to each other. (2) The negative pressure control device for an actuator according to claim (1), wherein the storage tank is provided with a diaphragm for changing the volume inside the storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9539787U JPS643042U (en) | 1987-06-23 | 1987-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9539787U JPS643042U (en) | 1987-06-23 | 1987-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643042U true JPS643042U (en) | 1989-01-10 |
Family
ID=31320067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9539787U Pending JPS643042U (en) | 1987-06-23 | 1987-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643042U (en) |
-
1987
- 1987-06-23 JP JP9539787U patent/JPS643042U/ja active Pending