JPS6139884U - Sealed heater sealing structure - Google Patents

Sealed heater sealing structure

Info

Publication number
JPS6139884U
JPS6139884U JP12481784U JP12481784U JPS6139884U JP S6139884 U JPS6139884 U JP S6139884U JP 12481784 U JP12481784 U JP 12481784U JP 12481784 U JP12481784 U JP 12481784U JP S6139884 U JPS6139884 U JP S6139884U
Authority
JP
Japan
Prior art keywords
sealing structure
metal pipe
sealed
heat
insulating resin
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
JP12481784U
Other languages
Japanese (ja)
Inventor
浩一 日比野
伸男 市村
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to JP12481784U priority Critical patent/JPS6139884U/en
Publication of JPS6139884U publication Critical patent/JPS6139884U/en
Pending legal-status Critical Current

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  • 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) [Abstract] 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図は従来のシーズヒータの封口構造を示す要部断面
図、第2図は本考案によるシーズヒータの封口構造を示
す要部断面図である。 図中、1は金属パイプ、2は発熱コイル、3は取り出し
端子、4はマグネシア粉末、8はリング、9はエポキシ
樹脂を示す。 なお、図中同一符号は同一又は相当部分番示す。
FIG. 1 is a sectional view of a main part showing a sealing structure of a conventional sheathed heater, and FIG. 2 is a sectional view of a main part showing a sealing structure of a sheathed heater according to the present invention. In the figure, 1 is a metal pipe, 2 is a heating coil, 3 is a take-out terminal, 4 is magnesia powder, 8 is a ring, and 9 is an epoxy resin. Note that the same reference numerals in the figures indicate the same or corresponding part numbers.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 金属パイプの中に発熱コイルを挿入し、マグネシη粉末
を充填してなるシーズヒータの前記金属パイプ端部の外
面を金属パイプより熱膨脹係数の大きい耐熱絶縁樹脂で
封ロしてなるものにおいて、前記耐熱絶縁樹脂で包含さ
れる金属パイプの所定位置に該耐熱絶縁樹脂より熱膨脹
係数の大きい弾性リングを装着して封ロした事を特徴と
するシーズヒータの封口構造。
In a sheathed heater in which a heating coil is inserted into a metal pipe and filled with magnesium η powder, the outer surface of the end of the metal pipe is sealed with a heat-resistant insulating resin having a coefficient of thermal expansion larger than that of the metal pipe, A sealing structure for a sheathed heater, characterized in that an elastic ring having a coefficient of thermal expansion larger than that of the heat-resistant insulating resin is attached to a predetermined position of a metal pipe covered with a heat-resistant insulating resin and sealed.
JP12481784U 1984-08-16 1984-08-16 Sealed heater sealing structure Pending JPS6139884U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12481784U JPS6139884U (en) 1984-08-16 1984-08-16 Sealed heater sealing structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12481784U JPS6139884U (en) 1984-08-16 1984-08-16 Sealed heater sealing structure

Publications (1)

Publication Number Publication Date
JPS6139884U true JPS6139884U (en) 1986-03-13

Family

ID=30683525

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12481784U Pending JPS6139884U (en) 1984-08-16 1984-08-16 Sealed heater sealing structure

Country Status (1)

Country Link
JP (1) JPS6139884U (en)

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