JPH048396U - - Google Patents
Info
- Publication number
- JPH048396U JPH048396U JP4979990U JP4979990U JPH048396U JP H048396 U JPH048396 U JP H048396U JP 4979990 U JP4979990 U JP 4979990U JP 4979990 U JP4979990 U JP 4979990U JP H048396 U JPH048396 U JP H048396U
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- internal combustion
- combustion engine
- spark plug
- iron packing
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- 239000012212 insulator Substances 0.000 claims 3
- 229910052742 iron Inorganic materials 0.000 claims 2
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229910052725 zinc Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Spark Plugs (AREA)
Description
第１図及び第２図は各々本考案の一実施例に係
る内燃機関用点火プラグの断面図、第３図は上記
内燃機関用点火プラグに対するエンジンテストの
テスト条件を示す図、第４図は上記エンジンテス
トのテスト結果を示す図、第５図は車速と内燃機
関用点火プラグの温度との関係を示す特性図であ
る。
Ａ，Ｂ……内燃機関用点火プラグ、１０……中
心電極、１６……絶縁端子、１８……ハウジング
、２４……パツキング。
1 and 2 are cross-sectional views of a spark plug for an internal combustion engine according to an embodiment of the present invention, FIG. 3 is a diagram showing test conditions for an engine test for the spark plug for an internal combustion engine, and FIG. FIG. 5, which is a diagram showing the test results of the engine test, is a characteristic diagram showing the relationship between the vehicle speed and the temperature of the spark plug for the internal combustion engine. A, B... Spark plug for internal combustion engine, 10... Center electrode, 16... Insulated terminal, 18... Housing, 24... Packing.
Claims (1)
絶縁碍子と、該絶縁碍子と該絶縁碍子を囲繞する
ハウジングとの間に両者間をガスシールするよう
に配設された鉄製パツキングとを備えた内燃機関
用点火プラグにおいて、上記鉄製パツキングは、
その表面にＺｎ、Ｃｕ及びＮｉのうちのいずれか
のめつきが施されていることを特徴とする内燃機
関用点火プラグ。 An insulator made of a Si 3 N 4 sintered body surrounding a center electrode, and an iron packing disposed between the insulator and a housing surrounding the insulator so as to create a gas seal between the two. In the spark plug for internal combustion engine, the above-mentioned iron packing is
A spark plug for an internal combustion engine, characterized in that its surface is plated with one of Zn, Cu, and Ni.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4979990U JPH048396U (en) | 1990-05-11 | 1990-05-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4979990U JPH048396U (en) | 1990-05-11 | 1990-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH048396U true JPH048396U (en) | 1992-01-24 |
Family
ID=31567799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4979990U Pending JPH048396U (en) | 1990-05-11 | 1990-05-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048396U (en) |
-
1990
- 1990-05-11 JP JP4979990U patent/JPH048396U/ja active Pending
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