JPS62192070U - - Google Patents
Info
- Publication number
- JPS62192070U JPS62192070U JP7834786U JP7834786U JPS62192070U JP S62192070 U JPS62192070 U JP S62192070U JP 7834786 U JP7834786 U JP 7834786U JP 7834786 U JP7834786 U JP 7834786U JP S62192070 U JPS62192070 U JP S62192070U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- lumen
- glow plug
- heating element
- sealed
- 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
- 239000011521 glass Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000005394 sealing glass Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Description
第１図は本考案の一実施例を示すシーズ型グロ
ープラグの要部縦断面図、第２図は本考案の他の
実施例を示すセラミツク型グロープラグの要部縦
断面図、第３図は従来のグロープラグの要部断面
図である。
１，１１……発熱体、４……中軸、６……主体
金具、６ａ……内腔、６ｂ……内腔先端、６ｃ…
…内腔後端、７……ガラスパイプ、８……封着ガ
ラス。
Fig. 1 is a longitudinal cross-sectional view of a main part of a sheathed glow plug showing one embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view of a main part of a ceramic glow plug showing another embodiment of the present invention, and Fig. 3 1 is a sectional view of a main part of a conventional glow plug. 1, 11... Heating element, 4... Center shaft, 6... Metal shell, 6a... Inner cavity, 6b... End of inner cavity, 6c...
...Back end of lumen, 7...Glass pipe, 8...Sealing glass.
Claims (1)
、前記発熱体と電気的接続する中軸を前記主体金
具の内腔に挿通して内腔後端でガラス封着して成
るグロープラグにおいて、前記主体金具と中軸と
の間の隙間にガラス封着作業温度では軟化変形し
ない高軟化点で成形されたガラスパイプを下側に
配し、その上部を低軟化点の封着ガラスで封着し
たことを特徴とするグロープラグ。 In the glow plug, the heating element is held at the tip of the lumen of the metal shell, and a center shaft electrically connected to the heating element is inserted into the lumen of the metal shell and sealed with glass at the rear end of the lumen. A glass pipe formed with a high softening point that does not soften and deform at the glass sealing work temperature is placed below in the gap between the main metal fitting and the center shaft, and the upper part is sealed with sealing glass with a low softening point. A glow plug featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7834786U JPS62192070U (en) | 1986-05-24 | 1986-05-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7834786U JPS62192070U (en) | 1986-05-24 | 1986-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62192070U true JPS62192070U (en) | 1987-12-07 |
Family
ID=30927203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7834786U Pending JPS62192070U (en) | 1986-05-24 | 1986-05-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62192070U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4212903Y1 (en) * | 1965-01-25 | 1967-07-21 |
-
1986
- 1986-05-24 JP JP7834786U patent/JPS62192070U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4212903Y1 (en) * | 1965-01-25 | 1967-07-21 |
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