JPS63178043U - - Google Patents
Info
- Publication number
- JPS63178043U JPS63178043U JP6916187U JP6916187U JPS63178043U JP S63178043 U JPS63178043 U JP S63178043U JP 6916187 U JP6916187 U JP 6916187U JP 6916187 U JP6916187 U JP 6916187U JP S63178043 U JPS63178043 U JP S63178043U
- Authority
- JP
- Japan
- Prior art keywords
- pin
- float
- insertion hole
- shape
- predetermined temperature
- 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
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Thermally Actuated Switches (AREA)
Description
第１図は本考案の一実施例を示すレベルスイツ
チの構造略図である。
１……円筒軸、２……磁気スイツチ、３……ピ
ン挿入孔、４……ピンホルダー、５……作動ピン
、６……浮き子。
FIG. 1 is a schematic structural diagram of a level switch showing an embodiment of the present invention. 1... Cylindrical shaft, 2... Magnetic switch, 3... Pin insertion hole, 4... Pin holder, 5... Operating pin, 6... Floater.
Claims (1)
力を有する浮き子６を設け、その浮き子６の上下
移動によつて磁気スイツチ２を作動させるレベル
スイツチにおいて、円筒軸１の上部に複数個のピ
ン挿入孔３を有するピンホルダー４を設け、ピン
挿入孔３の中に所定の温度以上で直線の形状に回
復するように記憶させた形状記憶合金製の作動ピ
ン５を下向きに挿入してその作動ピン５の中間部
を所定温度未満の温度でＬ形に曲げて止めたこと
を特徴とするレベルスイツチ。 In the level switch, a float 6 having magnetic force is provided on the outer periphery of a cylindrical shaft 1 containing a magnetic switch 2, and the magnetic switch 2 is actuated by the vertical movement of the float 6. A pin holder 4 having a pin insertion hole 3 is provided, and an actuating pin 5 made of a shape memory alloy, which is memorized to recover its straight shape at a predetermined temperature or higher, is inserted downward into the pin insertion hole 3. A level switch characterized in that the middle part of the operating pin 5 is bent into an L shape at a temperature below a predetermined temperature and then stopped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916187U JPS63178043U (en) | 1987-05-09 | 1987-05-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6916187U JPS63178043U (en) | 1987-05-09 | 1987-05-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63178043U true JPS63178043U (en) | 1988-11-17 |
Family
ID=30909634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6916187U Pending JPS63178043U (en) | 1987-05-09 | 1987-05-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63178043U (en) |
-
1987
- 1987-05-09 JP JP6916187U patent/JPS63178043U/ja active Pending
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