JPH0322570U - - Google Patents
Info
- Publication number
- JPH0322570U JPH0322570U JP8238089U JP8238089U JPH0322570U JP H0322570 U JPH0322570 U JP H0322570U JP 8238089 U JP8238089 U JP 8238089U JP 8238089 U JP8238089 U JP 8238089U JP H0322570 U JPH0322570 U JP H0322570U
- Authority
- JP
- Japan
- Prior art keywords
- flow path
- control fluid
- fluid flow
- pressure receiving
- receiving surface
- 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 10
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Landscapes
- Coating Apparatus (AREA)
Description
第１図は本考案の一実施例であるサツクバツク
バルブを示す断面図、第２図は本考案の他の実施
例であるサツクバツクバルブを一部省略して示す
断面図である。
１……プレート、２……バルブ本体、３……シ
リンダチユーブ、４……シール部材、５……カバ
ー、６……制御流体用流路、６ａ，６ｂ……制御
流体用ポート、７……ダイヤフラム、７ａ……受
圧面、７ｂ……取付面、７ｃ……接続部、８……
ガイドワツシヤ、８ａ……溝、９，１０……息抜
きポート、１１……シール部材、１２……ピスト
ンロツド、１３……シール部材、１４……ピスト
ン、１５……シリンダ室、１５ａ……上側室、１
５ｂ……下側室、１６……コイルばね、１７……
作動流体用給排ポート、１８……シール部材、１
９……摘み、２０……調整ねじ、２１……ロツク
ナツト、Ｈ……段差。
FIG. 1 is a cross-sectional view showing a suction valve according to one embodiment of the present invention, and FIG. 2 is a cross-sectional view showing a suction valve according to another embodiment of the present invention, with some parts omitted. DESCRIPTION OF SYMBOLS 1... Plate, 2... Valve body, 3... Cylinder tube, 4... Seal member, 5... Cover, 6... Control fluid flow path, 6a, 6b... Control fluid port, 7... Diaphragm, 7a...Pressure receiving surface, 7b...Mounting surface, 7c...Connection part, 8...
Guide washer, 8a... Groove, 9, 10... Breathing port, 11... Seal member, 12... Piston rod, 13... Seal member, 14... Piston, 15... Cylinder chamber, 15a... Upper chamber, 1
5b... lower chamber, 16... coil spring, 17...
Working fluid supply/discharge port, 18... Seal member, 1
9...knob, 20...adjustment screw, 21...lock nut, H...step.
Claims (1)
圧面が露呈してサツクバツクを行うダイヤフラム
とを備えているサツクバツクバルブであつて、前
記ダイヤフラムの受圧面が前記制御流体用流路の
流れ方向に沿つた内周壁面上に位置されているこ
とを特徴とするサツクバツクバルブ。 ２ 制御流体用流路と、この制御流体用流路に受
圧面が露呈してサツクバツクを行うダイヤフラム
とを備えているサツクバツクバルブであつて、前
記ダイヤフラムの受圧面が前記制御流体用流路の
流れ方向に沿つた内周壁面より該制御流体用流路
内に突出されて位置されていることを特徴とする
サツクバツクバルブ。 ３ 前記ダイヤフラムの取付面が前記受圧面の外
周側に該受圧面と段差をおいて形成されているこ
とを特徴とする請求項１、または２記載のサツク
バツクバルブ。[Claims for Utility Model Registration] 1. A suction valve comprising a control fluid flow path and a diaphragm whose pressure receiving surface is exposed to the control fluid flow path to perform suction, the pressure receiving surface of the diaphragm is located on an inner circumferential wall surface along the flow direction of the control fluid flow path. 2. A suction valve comprising a control fluid flow path and a diaphragm whose pressure receiving surface is exposed in the control fluid flow path to perform suction, the pressure receiving surface of the diaphragm being exposed to the control fluid flow path. 1. A suction valve, characterized in that it is positioned so as to protrude into the control fluid flow path from an inner circumferential wall surface along the flow direction. 3. The suction valve according to claim 1 or 2, wherein the mounting surface of the diaphragm is formed on the outer peripheral side of the pressure receiving surface with a step difference from the pressure receiving surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8238089U JPH0810399Y2 (en) | 1989-07-13 | 1989-07-13 | Suck back valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8238089U JPH0810399Y2 (en) | 1989-07-13 | 1989-07-13 | Suck back valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0322570U true JPH0322570U (en) | 1991-03-08 |
| JPH0810399Y2 JPH0810399Y2 (en) | 1996-03-29 |
Family
ID=31629139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8238089U Expired - Lifetime JPH0810399Y2 (en) | 1989-07-13 | 1989-07-13 | Suck back valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0810399Y2 (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3789582B2 (en) | 1997-01-09 | 2006-06-28 | Ｓｍｃ株式会社 | Suck back valve |
| JP4081620B2 (en) | 1997-03-05 | 2008-04-30 | Ｓｍｃ株式会社 | Suck back valve |
| JP4000491B2 (en) * | 1997-03-05 | 2007-10-31 | Ｓｍｃ株式会社 | Suck back valve |
| JP3940853B2 (en) * | 1997-03-11 | 2007-07-04 | Ｓｍｃ株式会社 | Suck back valve |
| JP4035666B2 (en) * | 1997-03-14 | 2008-01-23 | Ｓｍｃ株式会社 | Suck back valve |
| JP4035667B2 (en) * | 1997-03-18 | 2008-01-23 | Ｓｍｃ株式会社 | Suck back valve |
| JP3940854B2 (en) | 1997-03-25 | 2007-07-04 | Ｓｍｃ株式会社 | Suck back valve |
| JP3842870B2 (en) * | 1997-07-11 | 2006-11-08 | Ｓｍｃ株式会社 | On-off valve |
| JP4970661B2 (en) * | 2001-04-23 | 2012-07-11 | シーケーディ株式会社 | Suck back valve |
| JP4445238B2 (en) * | 2003-10-09 | 2010-04-07 | シーケーディ株式会社 | Fluid control valve |
| JP7058790B1 (en) | 2021-07-19 | 2022-04-22 | 旭有機材株式会社 | Timing adjustment valve and sackback valve equipped with it |
-
1989
- 1989-07-13 JP JP8238089U patent/JPH0810399Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0810399Y2 (en) | 1996-03-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |