JPS5920069U - vacuum valve - Google Patents
vacuum valveInfo
- Publication number
- JPS5920069U JPS5920069U JP11404582U JP11404582U JPS5920069U JP S5920069 U JPS5920069 U JP S5920069U JP 11404582 U JP11404582 U JP 11404582U JP 11404582 U JP11404582 U JP 11404582U JP S5920069 U JPS5920069 U JP S5920069U
- Authority
- JP
- Japan
- Prior art keywords
- vacuum valve
- valve
- vacuum
- valve body
- rubber
- 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
Landscapes
- Compressor (AREA)
- Lift Valve (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は真空ポンプの特性を示した線図、第2図は従来
の真空弁の弁体部分の概念図、第3図はこの考案の真空
弁の側断面図、第4図は小流量の場合の弁の開度を示す
図、第5図は大流量の場合の弁の開度を示す図である。
符号の説明、1・・・・・・弁本体、2・・・・・・カ
バー、3・・・・・・弁軸、4・・・・・・弁体、5・
・・・・・シール部、6・・・・・・空気入口、7・・
・・・・調整ナツト、8・・・・・・スプリング押え、
9・・・・・・スプリング、10・・・・・・ネジ部、
11・・・・・・シート面。Figure 1 is a diagram showing the characteristics of a vacuum pump, Figure 2 is a conceptual diagram of the valve body of a conventional vacuum valve, Figure 3 is a side sectional view of the vacuum valve of this invention, and Figure 4 is a small flow rate. FIG. 5 is a diagram showing the opening degree of the valve in the case of a large flow rate. Explanation of symbols: 1...Valve body, 2...Cover, 3...Valve stem, 4...Valve body, 5...
... Seal part, 6 ... Air inlet, 7 ...
...adjustment nut, 8...spring retainer,
9...Spring, 10...Screw part,
11...Sheet surface.
Claims (2)
のシール部をゴム成形し、その先端をリップ状としたこ
とを特徴とする真空弁。(1) A vacuum valve for use in a vacuum pump, characterized in that the seal portion of the valve body is molded with rubber, and the tip thereof is shaped like a lip.
ことを特徴とする前記実用新案登録請求の範囲第1項記
載の真空弁。(2) The vacuum valve according to claim 1, wherein the seal portion of the valve body is integrally molded with rubber and the valve stem.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11404582U JPS5920069U (en) | 1982-07-29 | 1982-07-29 | vacuum valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11404582U JPS5920069U (en) | 1982-07-29 | 1982-07-29 | vacuum valve |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5920069U true JPS5920069U (en) | 1984-02-07 |
Family
ID=30263775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11404582U Pending JPS5920069U (en) | 1982-07-29 | 1982-07-29 | vacuum valve |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5920069U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5439619A (en) * | 1977-09-02 | 1979-03-27 | Matsushita Electric Ind Co Ltd | Electronic musical instrument |
-
1982
- 1982-07-29 JP JP11404582U patent/JPS5920069U/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5439619A (en) * | 1977-09-02 | 1979-03-27 | Matsushita Electric Ind Co Ltd | Electronic musical instrument |
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