JPH0476289U - - Google Patents
Info
- Publication number
- JPH0476289U JPH0476289U JP11891390U JP11891390U JPH0476289U JP H0476289 U JPH0476289 U JP H0476289U JP 11891390 U JP11891390 U JP 11891390U JP 11891390 U JP11891390 U JP 11891390U JP H0476289 U JPH0476289 U JP H0476289U
- Authority
- JP
- Japan
- Prior art keywords
- internal combustion
- spark plug
- center electrode
- holds
- utility
- 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 3
- 239000012212 insulator Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Spark Plugs (AREA)
Description
第１図はこの考案の実施例である内燃機関用ス
パークプラグの部分断面図、第２図はその要部拡
大断面図、第３図は本発明品と従来品の効果を示
す図である。
１……内燃機関用スパークプラグ、２……主体
金具、３……外側電極、４……ネジ部、５……絶
縁体、６……中心電極、７……絶縁体脚部、８…
…小凹部、９……係止縁。
FIG. 1 is a partial cross-sectional view of a spark plug for an internal combustion engine which is an embodiment of this invention, FIG. 2 is an enlarged cross-sectional view of the main part thereof, and FIG. 3 is a diagram showing the effects of the product of the present invention and the conventional product. DESCRIPTION OF SYMBOLS 1... Spark plug for internal combustion engine, 2... Metal shell, 3... Outer electrode, 4... Threaded portion, 5... Insulator, 6... Center electrode, 7... Insulator leg, 8...
...Small recess, 9...locking edge.
Claims (1)
に、複数の小凹部を配設してなる内燃機関用スパ
ークプラグ。 A spark plug for internal combustion engines that has a plurality of small recesses arranged on the surface of an insulator leg that holds a center electrode in a shaft hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11891390U JPH0476289U (en) | 1990-11-15 | 1990-11-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11891390U JPH0476289U (en) | 1990-11-15 | 1990-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0476289U true JPH0476289U (en) | 1992-07-03 |
Family
ID=31866886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11891390U Pending JPH0476289U (en) | 1990-11-15 | 1990-11-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0476289U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014067658A (en) * | 2012-09-27 | 2014-04-17 | Ngk Spark Plug Co Ltd | Spark plug |
| JP2014107084A (en) * | 2012-11-27 | 2014-06-09 | Ngk Spark Plug Co Ltd | Spark plug |
-
1990
- 1990-11-15 JP JP11891390U patent/JPH0476289U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014067658A (en) * | 2012-09-27 | 2014-04-17 | Ngk Spark Plug Co Ltd | Spark plug |
| JP2014107084A (en) * | 2012-11-27 | 2014-06-09 | Ngk Spark Plug Co Ltd | Spark plug |