JPS6231711U - - Google Patents
Info
- Publication number
- JPS6231711U JPS6231711U JP12163685U JP12163685U JPS6231711U JP S6231711 U JPS6231711 U JP S6231711U JP 12163685 U JP12163685 U JP 12163685U JP 12163685 U JP12163685 U JP 12163685U JP S6231711 U JPS6231711 U JP S6231711U
- Authority
- JP
- Japan
- Prior art keywords
- heater element
- ceramic heater
- hole
- electrode hole
- shaped
- 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
- 239000000919 ceramic Substances 0.000 claims description 6
- 238000000746 purification Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Resistance Heating (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Description
第１図は本考案に係るセラミツクヒータエレメ
ントの正面図、第２図は本考案に係るセラミツク
ヒータエレメントの異径電極孔の４個の例を示す
図、第３図は第１図とは別のセラミツクヒータエ
レメントを示す正面図、第４図は第１図のセラミ
ツクヒータエレメントを有するデイーゼル排気浄
化装置の断面図、第５図は第４図のトラツプケー
スの端面図、第６図はヒータケースの端面図、第
７図は第６図の線―に沿つた断面図、第８図
は第７図の拡大図、第９図は従来技術を示す第８
図と同様の図、第１０図はセラミツクヒータエレ
メントの割れを示す図。
２２…ヒータ、２２ａ…ヒータエレメント、２
６…フイルタ、５２…電極孔、５４…電極ピン。
Fig. 1 is a front view of a ceramic heater element according to the present invention, Fig. 2 is a diagram showing four examples of different diameter electrode holes of the ceramic heater element according to the present invention, and Fig. 3 is different from Fig. 1. 4 is a sectional view of a diesel exhaust purification system having the ceramic heater element shown in FIG. 1, FIG. 5 is an end view of the trap case shown in FIG. 4, and FIG. 6 is a view of the heater case. 7 is a sectional view taken along the line - in FIG. 6, FIG. 8 is an enlarged view of FIG. 7, and FIG. 9 is a sectional view showing the prior art.
FIG. 10 is a diagram similar to the one shown in the figure, showing cracks in the ceramic heater element. 22... Heater, 22a... Heater element, 2
6... Filter, 52... Electrode hole, 54... Electrode pin.
Claims (1)
気浄化装置のフイルタを定期的に再生するセラミ
ツクヒータを構成する略Ｖ型のセグメント状ヒー
タエレメントであつて、該ヒータエレメントはそ
の外周縁コーナ部近傍に電極用の孔を有し、該電
極孔はこれを通り当該コーナ部の両周縁を横切る
最短直線に略直交する方向に長径の異径孔である
ことを特徴とするセラミツクヒータエレメントの
構造。 A roughly V-shaped segment-shaped heater element that constitutes a ceramic heater that periodically regenerates the filter of an exhaust purification device that collects exhaust particulates from a diesel engine, and the heater element has electrodes near the corners of its outer periphery. 1. A structure of a ceramic heater element characterized in that the electrode hole is a hole with a different diameter having a longer diameter in a direction substantially perpendicular to the shortest straight line passing through the electrode hole and crossing both peripheral edges of the corner portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12163685U JPS6231711U (en) | 1985-08-09 | 1985-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12163685U JPS6231711U (en) | 1985-08-09 | 1985-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6231711U true JPS6231711U (en) | 1987-02-25 |
Family
ID=31011094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12163685U Pending JPS6231711U (en) | 1985-08-09 | 1985-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6231711U (en) |
-
1985
- 1985-08-09 JP JP12163685U patent/JPS6231711U/ja active Pending
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