JPS6280085U - - Google Patents
Info
- Publication number
- JPS6280085U JPS6280085U JP17228285U JP17228285U JPS6280085U JP S6280085 U JPS6280085 U JP S6280085U JP 17228285 U JP17228285 U JP 17228285U JP 17228285 U JP17228285 U JP 17228285U JP S6280085 U JPS6280085 U JP S6280085U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- compression coil
- case
- interposed
- diaphragm case
- 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
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図ないし第４図は本考案に係る弁駆動装置
の実施例を示し、第１図は本考案を適用した正作
動型弁駆動装置の縦断面図、第２図は同じく逆作
動型弁駆動装置の縦断面図、第３図はばね受板の
平面図、第４図は第３図のＡＡ断面図、第５図は
従来の正作動型弁駆動装置の縦断面図、第６図は
同じく逆作動型弁駆動装置の縦断面図である。
２…ヨーク、４…ダイアフラムケース、５…ダ
イアフラム、６…上室、７…下室、９…ロツド、
１３Ａ…ダイアフラムプレート、１４…圧縮コイ
ルばね、２０，２０Ａ…弁駆動装置、２１…ばね
受板、２１ｃ…凹陥部、２１ｄ…凸部。
1 to 4 show embodiments of the valve drive device according to the present invention, FIG. 1 is a longitudinal sectional view of a direct-acting valve drive device to which the present invention is applied, and FIG. 2 is a reverse-acting valve drive device according to the present invention. A vertical cross-sectional view of the drive device, FIG. 3 is a plan view of the spring receiving plate, FIG. 4 is a cross-sectional view taken along the line AA in FIG. 3, FIG. FIG. 2 is a vertical cross-sectional view of the reverse-actuating valve drive device. 2... Yoke, 4... Diaphragm case, 5... Diaphragm, 6... Upper chamber, 7... Lower chamber, 9... Rod,
13A...Diaphragm plate, 14...Compression coil spring, 20, 20A...Valve drive device, 21...Spring receiving plate, 21c...Concave portion, 21d...Convex portion.
Claims (1)
画成されたダイアフラムケースと、このダイアフ
ラムケースの１室内に並列し前記ダイアフラムと
ダイアフラムケース内面との間に介装された複数
個の圧縮コイルばねと、前記ダイアフラムの中心
部に上端を固定され下端を前記ダイアフラムケー
スの外部に突出させて上下動自在に支持された駆
動軸とを備えた弁駆動装置において、前記圧縮コ
イルばねの端とその着座面との間に、各圧縮コイ
ルばねの位置決め用凹部を有するばね受板を介装
したことを特徴とする弁駆動装置。 a diaphragm case fixed to a yoke and having an interior defined by a diaphragm into two chambers; a plurality of compression coil springs arranged in parallel in one chamber of the diaphragm case and interposed between the diaphragm and the inner surface of the diaphragm case; A valve drive device comprising a drive shaft having an upper end fixed to the center of the diaphragm and a lower end protruding outside the diaphragm case so as to be movable up and down, the end of the compression coil spring and its seating surface; A valve driving device characterized in that a spring receiving plate having a recess for positioning each compression coil spring is interposed between the two compression coil springs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17228285U JPH0342291Y2 (en) | 1985-11-11 | 1985-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17228285U JPH0342291Y2 (en) | 1985-11-11 | 1985-11-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6280085U true JPS6280085U (en) | 1987-05-22 |
| JPH0342291Y2 JPH0342291Y2 (en) | 1991-09-04 |
Family
ID=31108684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17228285U Expired JPH0342291Y2 (en) | 1985-11-11 | 1985-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0342291Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010164130A (en) * | 2009-01-15 | 2010-07-29 | Asahi Organic Chem Ind Co Ltd | Back pressure control valve |
| JP2013167175A (en) * | 2012-02-14 | 2013-08-29 | Toyota Motor Corp | Fuel tank system |
| KR102304619B1 (en) * | 2021-06-18 | 2021-09-24 | 주식회사 인디텍 | Bushing device of valve actuator |
-
1985
- 1985-11-11 JP JP17228285U patent/JPH0342291Y2/ja not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010164130A (en) * | 2009-01-15 | 2010-07-29 | Asahi Organic Chem Ind Co Ltd | Back pressure control valve |
| JP2013167175A (en) * | 2012-02-14 | 2013-08-29 | Toyota Motor Corp | Fuel tank system |
| KR102304619B1 (en) * | 2021-06-18 | 2021-09-24 | 주식회사 인디텍 | Bushing device of valve actuator |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0342291Y2 (en) | 1991-09-04 |