JP2007064621A5 - - Google Patents

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Publication number
JP2007064621A5
JP2007064621A5 JP2006275394A JP2006275394A JP2007064621A5 JP 2007064621 A5 JP2007064621 A5 JP 2007064621A5 JP 2006275394 A JP2006275394 A JP 2006275394A JP 2006275394 A JP2006275394 A JP 2006275394A JP 2007064621 A5 JP2007064621 A5 JP 2007064621A5
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JP
Japan
Prior art keywords
mass
less
resistance element
glow plug
amount
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JP2006275394A
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Japanese (ja)
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JP4854459B2 (en
JP2007064621A (en
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Priority to JP2006275394A priority Critical patent/JP4854459B2/en
Priority claimed from JP2006275394A external-priority patent/JP4854459B2/en
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Publication of JP2007064621A5 publication Critical patent/JP2007064621A5/ja
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Publication of JP4854459B2 publication Critical patent/JP4854459B2/en
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この発明に従ったグロープラグは、ニッケル(Ni)を20質量%以上45質量%以下、鉄(Fe)を5質量%未満含み、残部が不可避的不純物とコバルト(Co)を含む電気抵抗素子を備えている。電気抵抗素子は、その結晶構造が立方晶である。電気抵抗素子は、その直径が0.15〜0.35mmである。 The glow plug according to the present invention includes an electric resistance element including nickel (Ni) in an amount of 20 mass% to 45 mass%, iron (Fe) in an amount of less than 5 mass%, and the balance including inevitable impurities and cobalt (Co). I have. The electrical resistance element has a cubic crystal structure. The electric resistance element has a diameter of 0.15 to 0.35 mm.

Claims (5)

ニッケルを20質量%以上45質量%以下、鉄を5質量%未満含み、残部が不可避的不純物とコバルトを含む電気抵抗素子を備え
前記電気抵抗素子は、その結晶構造が立方晶であり、
前記電気抵抗素子は、その直径が0.15〜0.35mmである、グロープラグ。
An electric resistance element including nickel in an amount of 20% by mass to 45 % by mass and iron in an amount of less than 5% by mass, the balance including inevitable impurities and cobalt ,
The electrical resistance element has a cubic crystal structure,
The electrical resistance element is a glow plug having a diameter of 0.15 to 0.35 mm .
前記ニッケルと鉄の含有量が、質量%単位でそれぞれxとyであるとき、x+7y≦70の関係を満たす、請求項1に記載のグロープラグ。   2. The glow plug according to claim 1, wherein the nickel and iron contents satisfy the relationship of x + 7y ≦ 70 when the contents are x and y in mass% units, respectively. 前記不可避的不純物として炭素のみを0.1質量%以下、かつシリコン、チタン、マンガン、クロム、アルミニウム、硼素およびビスマスの合計を0.1質量%以下含む、請求項1または請求項2に記載のグロープラグ。   The carbon of only 0.1% by mass or less as the inevitable impurities, and the total of silicon, titanium, manganese, chromium, aluminum, boron and bismuth is 0.1% by mass or less. Glow plug. 前記電気抵抗素子は、バナジウムとタングステンを、それぞれ3質量%以下、モリブデンを8質量%以下さらに含む、請求項1から請求項3までのいずれか1項に記載のグロープラグ。   The glow plug according to any one of claims 1 to 3, wherein the electric resistance element further includes vanadium and tungsten in an amount of 3 mass% or less and molybdenum in an amount of 8 mass% or less. 前記電気抵抗素子の室温での電気抵抗率をρ(RT)、前記電気抵抗素子の温度1000℃での電気抵抗率をρ(1000)としたとき、それらの比ρ(1000)/ρ(RT)が7以上12以下である、請求項1から請求項4までのいずれか1項に記載のグロープラグ。   When the electrical resistivity of the electrical resistance element at room temperature is ρ (RT) and the electrical resistivity of the electrical resistance element at a temperature of 1000 ° C. is ρ (1000), the ratio ρ (1000) / ρ (RT The glow plug according to any one of claims 1 to 4, wherein 7) is 7 or more and 12 or less.
JP2006275394A 2006-10-06 2006-10-06 Glow plug Expired - Lifetime JP4854459B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006275394A JP4854459B2 (en) 2006-10-06 2006-10-06 Glow plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006275394A JP4854459B2 (en) 2006-10-06 2006-10-06 Glow plug

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2000292982A Division JP2002098333A (en) 2000-09-26 2000-09-26 Glow plug

Publications (3)

Publication Number Publication Date
JP2007064621A JP2007064621A (en) 2007-03-15
JP2007064621A5 true JP2007064621A5 (en) 2007-12-20
JP4854459B2 JP4854459B2 (en) 2012-01-18

Family

ID=37927013

Family Applications (1)

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JP2006275394A Expired - Lifetime JP4854459B2 (en) 2006-10-06 2006-10-06 Glow plug

Country Status (1)

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JP (1) JP4854459B2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5509017B2 (en) * 2009-10-15 2014-06-04 日本特殊陶業株式会社 Glow plug
JP5437956B2 (en) * 2010-09-06 2014-03-12 日本特殊陶業株式会社 Glow plug and manufacturing method thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB782276A (en) * 1954-10-21 1957-09-04 Hotpoint Electrical Appliance Improvements relating to electric heating appliances
JPS5883124A (en) * 1981-11-13 1983-05-18 Hitachi Ltd Heating resistance unit for glow plug
JPH01157084A (en) * 1987-12-14 1989-06-20 Ngk Spark Plug Co Ltd Ceramic heating element and its manufacture
DE3825012A1 (en) * 1988-07-22 1990-01-25 Beru Werk Ruprecht Gmbh Co A MATERIAL FOR AN ELECTRICAL RESISTANCE ELEMENT WITH POSITIVE TEMPERATURE COEFFICIENT
JPH05105990A (en) * 1991-10-16 1993-04-27 Toshiba Corp Heating resistor
JP3412234B2 (en) * 1994-01-25 2003-06-03 大同特殊鋼株式会社 Alloy for exhaust valve
US5620651A (en) * 1994-12-29 1997-04-15 Philip Morris Incorporated Iron aluminide useful as electrical resistance heating elements
DE29514507U1 (en) * 1995-09-09 1995-11-02 Vacuumschmelze Gmbh Standard filament material for a flame glow plug
JPH09148049A (en) * 1995-11-17 1997-06-06 Hitachi Electron Eng Co Ltd Heating heater for plasma cvd device
JPH10300085A (en) * 1997-04-22 1998-11-13 Ngk Spark Plug Co Ltd Ceramic heater and ceramic glow plug
JP2000130752A (en) * 1998-10-29 2000-05-12 Ngk Spark Plug Co Ltd Glow plug
JP3963412B2 (en) * 1998-11-17 2007-08-22 日本特殊陶業株式会社 Heating resistor for ceramic heater, ceramic heater, and method for manufacturing ceramic heater

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