JP5219732B2 - 火花点火式内燃機関の点火プラグ - Google Patents
火花点火式内燃機関の点火プラグ Download PDFInfo
- Publication number
- JP5219732B2 JP5219732B2 JP2008271425A JP2008271425A JP5219732B2 JP 5219732 B2 JP5219732 B2 JP 5219732B2 JP 2008271425 A JP2008271425 A JP 2008271425A JP 2008271425 A JP2008271425 A JP 2008271425A JP 5219732 B2 JP5219732 B2 JP 5219732B2
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- JP
- Japan
- Prior art keywords
- center electrode
- spark
- electrode
- center
- ground electrode
- 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.)
- Expired - Fee Related
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- 238000002485 combustion reaction Methods 0.000 title claims description 29
- 239000000446 fuel Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 8
- 230000005684 electric field Effects 0.000 description 18
- 239000012212 insulator Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003949 liquefied natural gas Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005404 monopole Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Landscapes
- Ignition Installations For Internal Combustion Engines (AREA)
- Spark Plugs (AREA)
Description
6…燃焼室
13…ハウジング
14…中心電極
15…接地電極
21…特定表面
23…中心軸線
24…延出軸線
25…傾斜側面
Claims (1)
- ハウジング内に絶縁されて取り付けられる中心電極と、中心電極から離れてハウジングの下端に設けられる接地電極とを備え、中心電極と接地電極との間に発生する火花放電と燃焼室内に電磁波により生成されるプラズマとを反応させて混合気に着火する火花点火式内燃機関の点火プラグであって、
接地電極は、中心電極の中心軸線から離れた位置にその先端が位置するように配置され、中心電極の中心軸線とは交わらず、かつ、中心電極と背向する側の下面に設けられる傾斜面である特定平面と、中心電極の中心軸線と交わる当該接地電極の延出軸線を斜めに横切る傾斜側面とを備える火花点火式内燃機関の点火プラグ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008271425A JP5219732B2 (ja) | 2008-10-21 | 2008-10-21 | 火花点火式内燃機関の点火プラグ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008271425A JP5219732B2 (ja) | 2008-10-21 | 2008-10-21 | 火花点火式内燃機関の点火プラグ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010102864A JP2010102864A (ja) | 2010-05-06 |
| JP5219732B2 true JP5219732B2 (ja) | 2013-06-26 |
Family
ID=42293351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008271425A Expired - Fee Related JP5219732B2 (ja) | 2008-10-21 | 2008-10-21 | 火花点火式内燃機関の点火プラグ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5219732B2 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5618754B2 (ja) * | 2010-10-13 | 2014-11-05 | ダイハツ工業株式会社 | 点火プラグ |
| JP5766845B2 (ja) | 2013-05-01 | 2015-08-19 | 日本特殊陶業株式会社 | 点火プラグおよび点火システム |
| JP2015124674A (ja) | 2013-12-26 | 2015-07-06 | トヨタ自動車株式会社 | 内燃機関 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5322657Y2 (ja) * | 1974-05-24 | 1978-06-13 | ||
| JP4876217B2 (ja) * | 2005-09-20 | 2012-02-15 | イマジニアリング株式会社 | 点火装置、内燃機関 |
| JP5152653B2 (ja) * | 2008-05-20 | 2013-02-27 | 株式会社エーイーティー | 火花放電点火方式とマイクロ波プラズマ点火方式を併用する点火装置 |
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2008
- 2008-10-21 JP JP2008271425A patent/JP5219732B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010102864A (ja) | 2010-05-06 |
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