JPH0547957B2 - - Google Patents

Info

Publication number: JPH0547957B2
Authority: JP; Japan
Prior art keywords: electrode; center electrode; tip; center; alloy
Prior art date: 1984-06-27
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

Application number

JP13274084A

Other languages

English (en)

Japanese (ja)

Other versions

JPS6113587A (ja

Inventor

Junichi Kagawa

Tooru Hayashi

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Niterra Co Ltd

Original Assignee

NGK Spark Plug Co Ltd

Priority date (The priority date 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 date listed.)

1984-06-27

Filing date

1984-06-27

Publication date

1993-07-20

1984-06-27 Application filed by NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd

1984-06-27 Priority to JP13274084A priority Critical patent/JPS6113587A/ja

1984-09-12 Priority to US06/649,775 priority patent/US4904216A/en

1984-09-13 Priority to DE3433683A priority patent/DE3433683C2/de

1986-01-21 Publication of JPS6113587A publication Critical patent/JPS6113587A/ja

1993-07-20 Publication of JPH0547957B2 publication Critical patent/JPH0547957B2/ja

Status Granted legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 claims description 13
239000010970 precious metal Substances 0.000 claims description 13
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
229910045601 alloy Inorganic materials 0.000 claims description 6
239000000956 alloy Substances 0.000 claims description 6
238000000034 method Methods 0.000 claims description 6
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
239000010953 base metal Substances 0.000 claims description 5
229910000990 Ni alloy Inorganic materials 0.000 claims description 4
239000000463 material Substances 0.000 claims description 4
229910052697 platinum Inorganic materials 0.000 claims description 3
238000003466 welding Methods 0.000 claims description 3
239000002131 composite material Substances 0.000 claims description 2
229910000510 noble metal Inorganic materials 0.000 description 17
230000000694 effects Effects 0.000 description 5
238000010586 diagram Methods 0.000 description 3
238000001125 extrusion Methods 0.000 description 3
239000012212 insulator Substances 0.000 description 3
230000002093 peripheral effect Effects 0.000 description 3
229910002710 Au-Pd Inorganic materials 0.000 description 2
239000007769 metal material Substances 0.000 description 2
229910000914 Mn alloy Inorganic materials 0.000 description 1
-1 Pt-W Inorganic materials 0.000 description 1
229910002835 Pt–Ir Inorganic materials 0.000 description 1
229910002845 Pt–Ni Inorganic materials 0.000 description 1
229910018879 Pt—Pd Inorganic materials 0.000 description 1
229910018967 Pt—Rh Inorganic materials 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
230000007423 decrease Effects 0.000 description 1
235000012489 doughnuts Nutrition 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
229910000856 hastalloy Inorganic materials 0.000 description 1
230000017525 heat dissipation Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
229910001026 inconel Inorganic materials 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
229910001092 metal group alloy Inorganic materials 0.000 description 1
PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
238000004080 punching Methods 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1

Landscapes

Spark Plugs (AREA)

JP13274084A 1983-09-13 1984-06-27 点火プラグ用中心電極の製造方法 Granted JPS6113587A (ja)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
JP13274084A JPS6113587A (ja)	1984-06-27	1984-06-27	点火プラグ用中心電極の製造方法
US06/649,775 US4904216A (en)	1983-09-13	1984-09-12	Process for producing the center electrode of spark plug
DE3433683A DE3433683C2 (de)	1983-09-13	1984-09-13	Verfahren zur Herstellung einer Mittelelektrode für eine Zündkerze

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP13274084A JPS6113587A (ja)	1984-06-27	1984-06-27	点火プラグ用中心電極の製造方法

Publications (2)

Publication Number	Publication Date
JPS6113587A JPS6113587A (ja)	1986-01-21
JPH0547957B2 true JPH0547957B2 (2)	1993-07-20

Family

ID=15088483

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP13274084A Granted JPS6113587A (ja)	1983-09-13	1984-06-27	点火プラグ用中心電極の製造方法

Country Status (1)

Country	Link
JP (1)	JPS6113587A (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS61237386A (ja) *	1985-03-11	1986-10-22	チヤンピオン　スパーク　プラツグ　コムパニー	スパークプラグ用複合中心電極の製造方法

1984
- 1984-06-27 JP JP13274084A patent/JPS6113587A/ja active Granted

Also Published As

Publication number	Publication date
JPS6113587A (ja)	1986-01-21

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Legal Events

Date	Code	Title	Description
2003-07-20	LAPS	Cancellation because of no payment of annual fees