JPS6256955U - - Google Patents
Info
- Publication number
- JPS6256955U JPS6256955U JP14945985U JP14945985U JPS6256955U JP S6256955 U JPS6256955 U JP S6256955U JP 14945985 U JP14945985 U JP 14945985U JP 14945985 U JP14945985 U JP 14945985U JP S6256955 U JPS6256955 U JP S6256955U
- Authority
- JP
- Japan
- Prior art keywords
- protective cover
- generating part
- ceramic
- heat
- glow plug
- 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
- 230000001681 protective effect Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Resistance Heating (AREA)
Description
第１図は本考案の実施例を示す全体的な断面図
、第２図は発熱部の断面図、第３図Ａ，Ｂは保護
カバーの他の実施例を示す展開図、並びに側面図
、第４図は同じく保護カバーの更に他の実施例の
側面図、第５図〜第８図は本考案のそれぞれ異な
る実施例を示す発熱部の断面図である。
１……プラグ本体、３……保護カバー、４……
発熱部、５……発熱体、６……セラミツク、７…
…リード線、１０……スペーサ、１１……空孔。
FIG. 1 is an overall sectional view showing an embodiment of the present invention, FIG. 2 is a sectional view of the heat generating part, and FIGS. 3A and B are developed views and side views showing other embodiments of the protective cover. FIG. 4 is a side view of still another embodiment of the protective cover, and FIGS. 5 to 8 are sectional views of the heat generating part showing different embodiments of the present invention. 1... Plug body, 3... Protective cover, 4...
Heat generating part, 5... Heat generating element, 6... Ceramic, 7...
... Lead wire, 10 ... Spacer, 11 ... Hole.
Claims (1)
た棒状の発熱部をプラグ本体の先端に形成したセ
ラミツクグロープラグにおいて、前記発熱部と所
定の間隙をもつてその外側のほぼ全域を覆う保護
カバーを設け、この保護カバーにその内外を連通
する空孔を形成したことを特徴とするセラミツク
グロープラグ。 In a ceramic glow plug in which a rod-shaped heat-generating part made of a metal coated with ceramic that generates heat when energized is formed at the tip of the plug body, a protective cover is provided that covers almost the entire outside of the heat-generating part with a predetermined gap, and this A ceramic glow plug characterized by a protective cover having holes that communicate between the inside and outside of the protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14945985U JPS6256955U (en) | 1985-09-30 | 1985-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14945985U JPS6256955U (en) | 1985-09-30 | 1985-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6256955U true JPS6256955U (en) | 1987-04-08 |
Family
ID=31064687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14945985U Pending JPS6256955U (en) | 1985-09-30 | 1985-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6256955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0473739U (en) * | 1990-11-06 | 1992-06-29 | ||
| JP2008274933A (en) * | 2007-04-27 | 2008-11-13 | Man Diesel Se | Ignition device for gas engine and gas engine |
-
1985
- 1985-09-30 JP JP14945985U patent/JPS6256955U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0473739U (en) * | 1990-11-06 | 1992-06-29 | ||
| JP2008274933A (en) * | 2007-04-27 | 2008-11-13 | Man Diesel Se | Ignition device for gas engine and gas engine |
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