JPH0473831U - - Google Patents
Info
- Publication number
- JPH0473831U JPH0473831U JP11579290U JP11579290U JPH0473831U JP H0473831 U JPH0473831 U JP H0473831U JP 11579290 U JP11579290 U JP 11579290U JP 11579290 U JP11579290 U JP 11579290U JP H0473831 U JPH0473831 U JP H0473831U
- Authority
- JP
- Japan
- Prior art keywords
- center diaphragm
- outer peripheral
- measuring device
- peripheral edge
- differential pressure
- 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
- 230000002093 peripheral effect Effects 0.000 claims 2
- 229910001240 Maraging steel Inorganic materials 0.000 claims 1
- 238000005121 nitriding Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案の一実施例の要部構成説明図、
第２図は第１図の要部詳細図、第３図、第４図は
第１図の動作説明図、第５図は従来より一般に使
用されている従来例の構成説明図である。
１……ボデイ、１１……内部室、１２……連通
孔、２１，２２……センタ室、３１，３２……シ
ールダイアフラム、３３，３４……ダイアフラム
、３３１，３４１……環状室、３３２，３４２…
…バツクアツプネスト、４……ハウジング、４１
……内部空所、４２……本体、４２１……室、４
２２……測定ダイアフラム、４２３，４２４……
測定室、４２５，４２６……固定電極、４２７，
４２８……絶縁体、４３……チユーブ、４４……
接続管、５……カバーフランジ、５１，５２，５
３……封入液体、６１……センタダイアフラム。
FIG. 1 is an explanatory diagram of the main part configuration of an embodiment of the present invention,
FIG. 2 is a detailed view of the main part of FIG. 1, FIGS. 3 and 4 are explanatory views of the operation of FIG. 1, and FIG. 5 is an explanatory view of the configuration of a conventional example that has been generally used. 1... Body, 11... Internal chamber, 12... Communication hole, 21, 22... Center chamber, 31, 32... Seal diaphragm, 33, 34... Diaphragm, 331, 341... Annular chamber, 332, 342...
...backup nest, 4...housing, 41
...Internal void, 42...Main body, 421...Chamber, 4
22...Measuring diaphragm, 423, 424...
Measurement chamber, 425, 426...Fixed electrode, 427,
428...Insulator, 43...Tube, 44...
Connection pipe, 5...Cover flange, 51, 52, 5
3... Enclosed liquid, 61... Center diaphragm.
Claims (1)
て挾持するボデイと を具備する差圧測定装置において、 前記センタダイアフラムの表面が外周縁部近傍
を除いてイオン窒化処理されたマルエージング鋼
からなる事を特徴とする差圧測定装置。[Scope of Claim for Utility Model Registration] A differential pressure measuring device comprising a center diaphragm and a body that clamps and fixes the outer peripheral edge of the center diaphragm by welding, wherein the surface of the center diaphragm except for the vicinity of the outer peripheral edge is A differential pressure measuring device characterized by being made of maraging steel treated with ion nitriding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11579290U JPH0473831U (en) | 1990-11-02 | 1990-11-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11579290U JPH0473831U (en) | 1990-11-02 | 1990-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0473831U true JPH0473831U (en) | 1992-06-29 |
Family
ID=31863591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11579290U Pending JPH0473831U (en) | 1990-11-02 | 1990-11-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0473831U (en) |
-
1990
- 1990-11-02 JP JP11579290U patent/JPH0473831U/ja active Pending
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