JPH0422605U - - Google Patents
Info
- Publication number
- JPH0422605U JPH0422605U JP6413990U JP6413990U JPH0422605U JP H0422605 U JPH0422605 U JP H0422605U JP 6413990 U JP6413990 U JP 6413990U JP 6413990 U JP6413990 U JP 6413990U JP H0422605 U JPH0422605 U JP H0422605U
- Authority
- JP
- Japan
- Prior art keywords
- pressure chamber
- main
- rod
- fluid passage
- fluid
- 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.)
- Granted
Links
- 239000012530 fluid Substances 0.000 claims description 18
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Supercharger (AREA)
- Actuator (AREA)
Description
第１図は本考案の一実施例を示す縦断面図、第
２図は主バルブの拡大断面図、第３図は副バルブ
の拡大断面図第４図は、従来例のものが用いられ
た車両の全体構成図、第５図は従来例の縦断面図
、第６図は回転数と過給圧との関係を示す特性図
である。
１０……ハウジング、１１……流体導入口、１
２……主圧室、１３，５４……ダイアフラム、１
４……隔壁、１５……副圧室、１６……ベローズ
、１７，５５……ばね、１８，５６……ロツド、
１９……主流体通路、２０……主バルブ、２１…
…流体排出口、２２……挿通口、２３……副バル
ブ、２４……副流体通路、２５……流体通路、２
６……リテーナ、５０……コンプレツサ、５１…
…タービン、５２……ウエストゲート、５３……
アクチユエータ、５４……ダイアフラム。
Fig. 1 is a longitudinal sectional view showing an embodiment of the present invention, Fig. 2 is an enlarged sectional view of the main valve, Fig. 3 is an enlarged sectional view of the sub-valve, and Fig. 4 shows the conventional valve. FIG. 5 is a longitudinal sectional view of a conventional example, and FIG. 6 is a characteristic diagram showing the relationship between rotational speed and boost pressure. 10...Housing, 11...Fluid inlet, 1
2... Main pressure chamber, 13, 54... Diaphragm, 1
4... Bulkhead, 15... Secondary pressure chamber, 16... Bellows, 17, 55... Spring, 18, 56... Rod,
19...Main fluid passage, 20...Main valve, 21...
...Fluid discharge port, 22...Insertion port, 23...Sub-valve, 24...Sub-fluid passage, 25...Fluid passage, 2
6...retainer, 50...compressor, 51...
...Turbine, 52...Wastegate, 53...
Actuator, 54...diaphragm.
Claims (1)
流体流路を形成するハウジング１０と、ハウジン
グ１０内に設けられて流体導入口１１と連通する
主圧室１２を形成するダイアフラム１３と、前記
ハウジング１０とダイアフラム１３との間に収縮
自在に設けられて前記流体排出口２１と連通する
副圧室１５を形成するベローズ１６と、前記ハウ
ジング１０に形成されて前記流体排出口２１と連
通する挿通口２２、前記副圧室１５、および前記
主圧室１２を貫通した状態で摺動自在に挿入され
、上端部が前記ダイアフラム１３を貫通した状態
で連結された負荷駆動用ロツド１８と、ダイアフ
ラム１３を主圧室１２側へ付勢する弾性体１７と
を具え、さらに、前記ロツド１８の上端側に主圧
室１２と副圧室１５とを連通する主流体通路１９
を形成し、前記ロツド１８の中程に、副圧室１５
と流体排出口２１とを連通する副流体通路２４を
形成し、主流体通路１９と副流体通路２４とに前
記ロツド１８の移動に応じて各通路１９，２４を
開閉する主バルブ２０と副バルブ２３とをそれぞ
れ配設し、前記ロツド１８が定位置にある時、前
記主流体通路１９が閉じられて副流体通路２４が
開かれ、前記ロツド１８が定位置から移動した時
、前記主流体通路１９が開かれて副流体通路２４
が閉じられることを特徴とするアクチユエータ。 A housing 10 that forms a fluid flow path that communicates between the fluid inlet 11 and the fluid outlet 21, a diaphragm 13 that is provided within the housing 10 and that forms a main pressure chamber 12 that communicates with the fluid inlet 11, and the housing. 10 and the diaphragm 13 to form a sub-pressure chamber 15 that communicates with the fluid outlet 21; and an insertion port that is formed in the housing 10 and communicates with the fluid outlet 21. 22, a load driving rod 18 which is slidably inserted through the secondary pressure chamber 15 and the main pressure chamber 12 and is connected to the diaphragm 13 with its upper end passing through the diaphragm 13; An elastic body 17 that biases the main pressure chamber 12 toward the main pressure chamber 12, and a main fluid passage 19 that communicates the main pressure chamber 12 and the subpressure chamber 15 at the upper end side of the rod 18.
A secondary pressure chamber 15 is formed in the middle of the rod 18.
A main valve 20 and a sub-valve are provided in the main fluid passage 19 and the sub-fluid passage 24 to open and close each passage 19 and 24 according to the movement of the rod 18. 23, respectively, and when the rod 18 is in the home position, the main fluid passage 19 is closed and the auxiliary fluid passage 24 is opened, and when the rod 18 is moved from the home position, the main fluid passage 24 is closed. 19 is opened and the auxiliary fluid passage 24
An actuator characterized in that the actuator is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6413990U JPH0750563Y2 (en) | 1990-06-18 | 1990-06-18 | Actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6413990U JPH0750563Y2 (en) | 1990-06-18 | 1990-06-18 | Actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0422605U true JPH0422605U (en) | 1992-02-25 |
| JPH0750563Y2 JPH0750563Y2 (en) | 1995-11-15 |
Family
ID=31594812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6413990U Expired - Lifetime JPH0750563Y2 (en) | 1990-06-18 | 1990-06-18 | Actuator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0750563Y2 (en) |
-
1990
- 1990-06-18 JP JP6413990U patent/JPH0750563Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0750563Y2 (en) | 1995-11-15 |