JPS5247149A - Spark plug - Google Patents
Spark plugInfo
- Publication number
- JPS5247149A JPS5247149A JP12271875A JP12271875A JPS5247149A JP S5247149 A JPS5247149 A JP S5247149A JP 12271875 A JP12271875 A JP 12271875A JP 12271875 A JP12271875 A JP 12271875A JP S5247149 A JPS5247149 A JP S5247149A
- Authority
- JP
- Japan
- Prior art keywords
- circumferential face
- spark plug
- outer circumferential
- centrical
- former
- 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
Landscapes
- Spark Plugs (AREA)
Abstract
PURPOSE: The outer circumferential face of the top end of a central electrode is formed as a discharge portion, earth electrode is positioned in a predetermined distance from the outer circumferential face and has the inner circumferential face con-centrical with the former to generate an electric spark effective over a long time.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12271875A JPS5247149A (en) | 1975-10-11 | 1975-10-11 | Spark plug |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12271875A JPS5247149A (en) | 1975-10-11 | 1975-10-11 | Spark plug |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5247149A true JPS5247149A (en) | 1977-04-14 |
Family
ID=14842863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12271875A Pending JPS5247149A (en) | 1975-10-11 | 1975-10-11 | Spark plug |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5247149A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5525517A (en) * | 1978-08-11 | 1980-02-23 | Nissan Motor Co Ltd | Ignition device for internal combustion engine |
JPS55154434U (en) * | 1979-04-20 | 1980-11-07 |
-
1975
- 1975-10-11 JP JP12271875A patent/JPS5247149A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5525517A (en) * | 1978-08-11 | 1980-02-23 | Nissan Motor Co Ltd | Ignition device for internal combustion engine |
JPS55154434U (en) * | 1979-04-20 | 1980-11-07 |
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