JPH0170136U - - Google Patents
Info
- Publication number
- JPH0170136U JPH0170136U JP1987164583U JP16458387U JPH0170136U JP H0170136 U JPH0170136 U JP H0170136U JP 1987164583 U JP1987164583 U JP 1987164583U JP 16458387 U JP16458387 U JP 16458387U JP H0170136 U JPH0170136 U JP H0170136U
- Authority
- JP
- Japan
- Prior art keywords
- spring
- pipe
- locking part
- memory alloy
- outer circumference
- 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
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図ａ，ｂは本考案実施例のパイプ内流体感
熱装置の構造を示す各々縦断面図および側面図、
第２図ａ，ｂは第１図の感熱装置が温度上昇によ
つて作動した状態を示す各々縦断面図および側面
図である。
１……パイプ、２……形状記憶合金製スプリン
グ、３ａ，３ｂ……ばね係止部、４……バイアス
スプリング、５……表示板（可動指示体）。
FIGS. 1a and 1b are a vertical sectional view and a side view, respectively, showing the structure of a fluid heat-sensitive device in a pipe according to an embodiment of the present invention;
FIGS. 2a and 2b are a longitudinal sectional view and a side view, respectively, showing the heat-sensitive device of FIG. 1 in a state in which it is activated due to a rise in temperature. DESCRIPTION OF SYMBOLS 1... Pipe, 2... Shape memory alloy spring, 3a, 3b... Spring locking part, 4... Bias spring, 5... Display plate (movable indicator).
Claims (1)
記憶合金製スプリングおよびバイアススプリング
のそれぞれ一端を係止させて互いに異なる周方向
に延長させ、両スプリングの他端をともに共通の
可動指示体に係止させ、パイプ外周にばね係止部
、形状記憶合金製スプリング、可動指示体、バイ
アススプリングを概略環状に設置したことを特徴
とするパイプ内流体の感熱装置。 One end of each of the shape memory alloy spring and the bias spring is locked to a spring locking part immovably provided on the outer circumference of the pipe so that they extend in different circumferential directions, and the other ends of both springs are connected to a common movable indicator. 1. A heat-sensitive device for a fluid in a pipe, characterized in that a spring locking part, a shape memory alloy spring, a movable indicator, and a bias spring are installed in a generally annular shape around the outer circumference of the pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164583U JPH0170136U (en) | 1987-10-29 | 1987-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164583U JPH0170136U (en) | 1987-10-29 | 1987-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0170136U true JPH0170136U (en) | 1989-05-10 |
Family
ID=31450321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987164583U Pending JPH0170136U (en) | 1987-10-29 | 1987-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0170136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1062267A (en) * | 1996-08-19 | 1998-03-06 | Idemitsu Petrochem Co Ltd | Pipe-temperature indicator |
-
1987
- 1987-10-29 JP JP1987164583U patent/JPH0170136U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1062267A (en) * | 1996-08-19 | 1998-03-06 | Idemitsu Petrochem Co Ltd | Pipe-temperature indicator |
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