JPS59108155U - Hot water boiler dry heating prevention device - Google Patents
Hot water boiler dry heating prevention deviceInfo
- Publication number
- JPS59108155U JPS59108155U JP316083U JP316083U JPS59108155U JP S59108155 U JPS59108155 U JP S59108155U JP 316083 U JP316083 U JP 316083U JP 316083 U JP316083 U JP 316083U JP S59108155 U JPS59108155 U JP S59108155U
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- prevention device
- water boiler
- dry heating
- heating prevention
- 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
- Control Of Resistance Heating (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、従来の温水ボイラの空焚き防止装置のON状
態を示す縦断面図、第2図は、同上OFF状態を示す縦
断面図、第3図は、本考案の温水ボイラの空焚き防止装
置の縦断面図、第4図は、第3図の要部拡大図である。
7・・・温度検知素子、8・・・スイッチ。Fig. 1 is a vertical cross-sectional view showing the dry-firing prevention device of a conventional hot water boiler in the ON state, Fig. 2 is a longitudinal cross-sectional view showing the same as the above in the OFF state, and Fig. 3 is a dry-firing diagram of the hot water boiler of the present invention. FIG. 4, a longitudinal sectional view of the prevention device, is an enlarged view of the main part of FIG. 3. 7...Temperature detection element, 8...Switch.
Claims (1)
合金で形成した温度検知素子と該温度検知素子の変態点
における変態に連動して作動するスイッチより成る温水
ボイラの空焚き防止装置。A dry-firing prevention device for a hot water boiler, comprising a temperature sensing element made of a shape memory alloy whose transformation point is a preset dry-firing temperature, and a switch that operates in conjunction with the transformation of the temperature sensing element at the transformation point.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP316083U JPS59108155U (en) | 1983-01-12 | 1983-01-12 | Hot water boiler dry heating prevention device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP316083U JPS59108155U (en) | 1983-01-12 | 1983-01-12 | Hot water boiler dry heating prevention device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS59108155U true JPS59108155U (en) | 1984-07-20 |
Family
ID=30134788
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP316083U Pending JPS59108155U (en) | 1983-01-12 | 1983-01-12 | Hot water boiler dry heating prevention device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS59108155U (en) |
-
1983
- 1983-01-12 JP JP316083U patent/JPS59108155U/en active Pending
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