JPS6139884U - Sealed heater sealing structure - Google Patents
Sealed heater sealing structureInfo
- 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
Links
Landscapes
- 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
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)
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.
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) |
-
1984
- 1984-08-16 JP JP12481784U patent/JPS6139884U/en active Pending
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