JPS61204389U - - Google Patents
Info
- Publication number
- JPS61204389U JPS61204389U JP8845385U JP8845385U JPS61204389U JP S61204389 U JPS61204389 U JP S61204389U JP 8845385 U JP8845385 U JP 8845385U JP 8845385 U JP8845385 U JP 8845385U JP S61204389 U JPS61204389 U JP S61204389U
- Authority
- JP
- Japan
- Prior art keywords
- metal pipe
- diameter
- outer diameter
- central part
- filled
- 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
- 239000002184 metal Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 2
Landscapes
- Resistance Heating (AREA)
Description
第１図は本考案によるシーズヒータの減径前の
実施例の断面図、第２図は同減径後の実施例の断
面図、第３図は同中央部を三角成形した断面図、
第４図は従来の減径前の断面図、第５図は従来の
減径後の断面図を示すものである。
１……金属パイプ、２……ヒータ線、３……端
子棒、４……電気絶縁粉末。
Fig. 1 is a sectional view of an embodiment of the sheathed heater according to the present invention before the diameter is reduced, Fig. 2 is a sectional view of the embodiment after the diameter is reduced, and Fig. 3 is a sectional view of the sheathed heater in which the central part is triangularly formed.
FIG. 4 shows a conventional sectional view before diameter reduction, and FIG. 5 shows a conventional sectional view after diameter reduction. 1...metal pipe, 2...heater wire, 3...terminal bar, 4...electrical insulating powder.
Claims (1)
したヒータ線２を挿入し、周囲に電気絶縁粉末４
を充てんした後、金属パイプ１を減径してなるシ
ーズヒータにおいて、前記金属パイプ１の減径前
の両端末の外径を中央部の外径よりも大としたこ
とを特徴とするシーズヒータ。 A heater wire 2 with terminal rods 3 connected to both ends is inserted into the center of a metal pipe 1, and electrically insulating powder 4 is placed around it.
A sheathed heater formed by reducing the diameter of a metal pipe 1 after being filled with the metal pipe 1, characterized in that the outer diameter of both ends of the metal pipe 1 before the diameter reduction is larger than the outer diameter of the central part. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8845385U JPS61204389U (en) | 1985-06-12 | 1985-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8845385U JPS61204389U (en) | 1985-06-12 | 1985-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61204389U true JPS61204389U (en) | 1986-12-23 |
Family
ID=30641605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8845385U Pending JPS61204389U (en) | 1985-06-12 | 1985-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61204389U (en) |
-
1985
- 1985-06-12 JP JP8845385U patent/JPS61204389U/ja active Pending