JPS59108155U - Hot water boiler dry heating prevention device - Google Patents

Hot water boiler dry heating prevention device

Info

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
Application number
JP316083U
Other languages
Japanese (ja)
Inventor
松田　信二
Original Assignee
タカラスタンダ−ド株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by タカラスタンダ−ド株式会社 filed Critical タカラスタンダ−ド株式会社
Priority to JP316083U priority Critical patent/JPS59108155U/en
Publication of JPS59108155U publication Critical patent/JPS59108155U/en
Pending legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 予め設定された空焚き時の温度を変態点とした形状記憶
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.
JP316083U 1983-01-12 1983-01-12 Hot water boiler dry heating prevention device Pending JPS59108155U (en)

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)

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