JP2007080833A - スパークプラグ - Google Patents
スパークプラグ Download PDFInfo
- Publication number
- JP2007080833A JP2007080833A JP2006276963A JP2006276963A JP2007080833A JP 2007080833 A JP2007080833 A JP 2007080833A JP 2006276963 A JP2006276963 A JP 2006276963A JP 2006276963 A JP2006276963 A JP 2006276963A JP 2007080833 A JP2007080833 A JP 2007080833A
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- center electrode
- tip
- metal shell
- spark 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
- 239000012212 insulator Substances 0.000 claims abstract description 90
- 229910052751 metal Inorganic materials 0.000 claims abstract description 69
- 239000002184 metal Substances 0.000 claims abstract description 67
- 239000003870 refractory metal Substances 0.000 claims description 44
- 238000012856 packing Methods 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 14
- 230000008018 melting Effects 0.000 claims description 14
- 229910052697 platinum Inorganic materials 0.000 claims description 7
- 229910052702 rhenium Inorganic materials 0.000 claims description 6
- 229910000575 Ir alloy Inorganic materials 0.000 claims description 5
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 229910052741 iridium Inorganic materials 0.000 claims description 3
- 229910052726 zirconium Inorganic materials 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 150000001247 metal acetylides Chemical class 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 229910052703 rhodium Inorganic materials 0.000 claims description 2
- 229910052707 ruthenium Inorganic materials 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 9
- 238000009413 insulation Methods 0.000 abstract description 7
- 238000002679 ablation Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 26
- 229910045601 alloy Inorganic materials 0.000 description 23
- 239000000956 alloy Substances 0.000 description 23
- 230000003647 oxidation Effects 0.000 description 17
- 238000007254 oxidation reaction Methods 0.000 description 17
- 230000000694 effects Effects 0.000 description 16
- 239000000463 material Substances 0.000 description 16
- 239000000446 fuel Substances 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 238000003466 welding Methods 0.000 description 8
- 230000009191 jumping Effects 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- -1 ThO 2 Inorganic materials 0.000 description 1
- 229910002056 binary alloy Inorganic materials 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 229910001055 inconels 600 Inorganic materials 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Landscapes
- Spark Plugs (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006276963A JP2007080833A (ja) | 2006-10-10 | 2006-10-10 | スパークプラグ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006276963A JP2007080833A (ja) | 2006-10-10 | 2006-10-10 | スパークプラグ |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04383399A Division JP4302224B2 (ja) | 1999-02-22 | 1999-02-22 | スパークプラグ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007080833A true JP2007080833A (ja) | 2007-03-29 |
| JP2007080833A5 JP2007080833A5 (enExample) | 2007-05-24 |
Family
ID=37940869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006276963A Pending JP2007080833A (ja) | 2006-10-10 | 2006-10-10 | スパークプラグ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2007080833A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8217561B2 (en) | 2007-09-17 | 2012-07-10 | Ngk Spark Plug Co., Ltd. | Spark plug having laminated ground electrode |
| WO2015063987A1 (ja) * | 2013-10-28 | 2015-05-07 | 日本特殊陶業株式会社 | スパークプラグ |
-
2006
- 2006-10-10 JP JP2006276963A patent/JP2007080833A/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8217561B2 (en) | 2007-09-17 | 2012-07-10 | Ngk Spark Plug Co., Ltd. | Spark plug having laminated ground electrode |
| WO2015063987A1 (ja) * | 2013-10-28 | 2015-05-07 | 日本特殊陶業株式会社 | スパークプラグ |
| US9742157B2 (en) | 2013-10-28 | 2017-08-22 | Ngk Spark Plug Co., Ltd. | Spark plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Effective date: 20070404 Free format text: JAPANESE INTERMEDIATE CODE: A523 |
|
| A131 | Notification of reasons for refusal |
Effective date: 20080326 Free format text: JAPANESE INTERMEDIATE CODE: A131 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20080804 |