JPS58154437U - Low pressure gauge - Google Patents
Low pressure gaugeInfo
- Publication number
- JPS58154437U JPS58154437U JP5139782U JP5139782U JPS58154437U JP S58154437 U JPS58154437 U JP S58154437U JP 5139782 U JP5139782 U JP 5139782U JP 5139782 U JP5139782 U JP 5139782U JP S58154437 U JPS58154437 U JP S58154437U
- Authority
- JP
- Japan
- Prior art keywords
- micropressure
- gauge according
- utility
- liquid
- model registration
- 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
- Measuring Fluid Pressure (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、第２図、第３図は従来技術の態様を示す説明図
、第４図は本考案の原理を示す説明図、第５図は本考案
の基本形態を示す説明図、第６〜第１１図は本考案の実
施態様の例を示す概念図である。第１２図はａ／Ａ＝
１７１００の場合の比重の比と拡大率の関係を横型と縦
型について比較したグラフである。1, 2, and 3 are explanatory diagrams showing aspects of the prior art; FIG. 4 is an explanatory diagram showing the principle of the present invention; FIG. 5 is an explanatory diagram showing the basic form of the present invention; 11 are conceptual diagrams showing examples of embodiments of the present invention. Figure 12 shows a/A=
17100 is a graph comparing the relationship between the ratio of specific gravity and the magnification rate for the horizontal type and the vertical type.
Claims (1)
台上に、下部がコックを介して透明な連通管に連結され
、上部がコックを介して圧力測定部に連結された容器を
搭載固定し、前記容器内に液体を注入し、内径の異なる
連通管または内径の異なる容器により拡大率を変化せし
める構造となし、前記連通管部において圧力差を読みと
るごとく構成した微圧計。 （２）内径の異なる２本の連通管で２個の容器を連結し
た実用新案登録請求の範囲（１）記載の微圧計。 （３）容器のそれぞれを内径の異なる２種以上組合せた
容器とした実用新案登録請求の範囲（１）記載の微圧計
。 （４）液体の一方を水または水溶液とし、他方をこれと
溶解しない有機液体を用いる実用新案登録請求の範囲（
１）記載の微圧計。 （５）有機液体が１種または２種以上の混合物で２０°
Ｃにおける水または水溶液との比重差が０．１よりも小
さいものを用いる実用新案登録請求の範囲（４）記載の
微圧計。 （６） 有機液体がアニソールである実用新案登録請
求の範囲（５）記載の微圧計。 （７）有機液体がり咀しベンゼンとトルエンの混合物で
ある実用新案登録請求の範囲（５）記載の微圧計。 （８）有機液体がり咀しベンゼンとキシレンの混合物で
ある実用新案登録請求の範囲（５）記載の微圧計。 （９） 液体が水であり、指標がこれと溶解しない液
体で、かつその比重が水と実質的に等しい液体である実
用新案登録請求の範囲（１）記載の微圧計。 ００）前記指標がプラスチック製の球体である実用新案
登録請求の範囲（９）記載の微圧計。 （１１）液体の界面または指標と作用する接点を設け、
これを指示計、記録計もしくは警報器と連動した実用新
案登録請求の範囲（９）記載の微圧計。 （１２）連通管の材質がガラスである実用新案登録請求
の範囲（１）記載の微圧計。 （１３）連通管の材質が内面をシラン処理を行なったガ
ラスである実用新案登録請求の範囲（１）または（７）
記載の微圧計。 （１４）連通管の材質が４弗化エチレン樹脂である実用
新案登録請求の範囲（１）記載の微圧計。[Claims for Utility Model Registration] (1) The lower part is connected to a transparent communication pipe via a cock, and the upper part is connected to a transparent communication pipe via a cock on a table equipped with an adjustment part for maintaining horizontality and a spirit level. A container connected to a pressure measuring part is mounted and fixed, a liquid is injected into the container, and the magnification rate is changed by a communicating pipe with a different inner diameter or a container with a different inner diameter, and a pressure difference is created in the communicating pipe part. A micropressure gauge configured to read easily. (2) The micropressure gauge according to claim (1), which is a registered utility model, in which two containers are connected by two communicating tubes having different inner diameters. (3) The micropressure gauge according to claim (1), wherein each of the containers is a combination of two or more containers having different inner diameters. (4) Scope of utility model registration claims in which one of the liquids is water or an aqueous solution and the other is an organic liquid that does not dissolve therein (
1) The micropressure gauge described. (5) 20° with one type of organic liquid or a mixture of two or more types
The micropressure meter according to claim (4) of the utility model registration, which uses a device having a specific gravity difference of less than 0.1 with water or an aqueous solution in C. (6) The micropressure gauge according to claim (5), wherein the organic liquid is anisole. (7) The micropressure gauge according to claim (5), wherein the organic liquid is a mixture of benzene and toluene. (8) The micropressure gauge according to claim (5), wherein the organic liquid is a mixture of benzene and xylene. (9) The micropressure gauge according to claim (1), wherein the liquid is water, the indicator is a liquid that does not dissolve in water, and whose specific gravity is substantially equal to that of water. 00) The micropressure gauge according to claim (9), wherein the indicator is a plastic sphere. (11) Providing a contact point that interacts with the liquid interface or indicator,
A micropressure meter according to claim (9) for utility model registration, in which this is linked with an indicator, a recorder, or an alarm. (12) The micropressure gauge according to claim (1), wherein the communication tube is made of glass. (13) Scope of utility model registration claims (1) or (7) in which the material of the communication pipe is glass whose inner surface has been treated with silane.
The micropressure gauge mentioned. (14) The micropressure gauge according to claim (1), wherein the material of the communicating pipe is tetrafluoroethylene resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5139782U JPS58154437U (en) | 1982-04-08 | 1982-04-08 | Low pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5139782U JPS58154437U (en) | 1982-04-08 | 1982-04-08 | Low pressure gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58154437U true JPS58154437U (en) | 1983-10-15 |
Family
ID=30062114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5139782U Pending JPS58154437U (en) | 1982-04-08 | 1982-04-08 | Low pressure gauge |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58154437U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219590U (en) * | 1975-07-30 | 1977-02-12 |
-
1982
- 1982-04-08 JP JP5139782U patent/JPS58154437U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5219590U (en) * | 1975-07-30 | 1977-02-12 |
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