JP2014220136A - 点火プラグ用絶縁体及び点火プラグ - Google Patents
点火プラグ用絶縁体及び点火プラグ Download PDFInfo
- Publication number
- JP2014220136A JP2014220136A JP2013099067A JP2013099067A JP2014220136A JP 2014220136 A JP2014220136 A JP 2014220136A JP 2013099067 A JP2013099067 A JP 2013099067A JP 2013099067 A JP2013099067 A JP 2013099067A JP 2014220136 A JP2014220136 A JP 2014220136A
- Authority
- JP
- Japan
- Prior art keywords
- insulator
- spark plug
- element group
- group
- grain boundary
- 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.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T13/00—Sparking plugs
- H01T13/20—Sparking plugs characterised by features of the electrodes or insulation
- H01T13/38—Selection of materials for insulation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/10—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide
- C04B35/111—Fine ceramics
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3206—Magnesium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3213—Strontium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3215—Barium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3225—Yttrium oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3229—Cerium oxides or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3232—Titanium oxides or titanates, e.g. rutile or anatase
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3241—Chromium oxides, chromates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3244—Zirconium oxides, zirconates, hafnium oxides, hafnates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3251—Niobium oxides, niobates, tantalum oxides, tantalates, or oxide-forming salts thereof
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3418—Silicon oxide, silicic acids, or oxide forming salts thereof, e.g. silica sol, fused silica, silica fume, cristobalite, quartz or flint
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
- C04B2235/85—Intergranular or grain boundary phases
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Spark Plugs (AREA)
- Inorganic Insulating Materials (AREA)
- Compositions Of Oxide Ceramics (AREA)
Abstract
Description
アルミナ粒子間に位置する粒界相は、マグネシウム、カルシウム、ストロンチウム、及び、バリウムからなる2A族元素群から選択される少なくとも一種の元素と、ランタン、ネオジム、プラセオジム、イットリウム、イッテルビウム、及び、セリウムからなる希土類元素群から選択される少なくとも一種の元素と、ジルコニウム、チタン、クロム、ニオブ、マンガン、及び、鉄からなる第1の元素群から選択される少なくとも一種の元素とを含み、
任意の断面における180μm×250μmの視野において、電子線マイクロアナライザ(EPMA)により、酸化物換算にて元素定量を行ったとき、
前記希土類元素群から選択された元素の総量をX(質量%)とし、前記2A族元素群から選択された元素の総量をY(質量%)とし、前記第1の元素群から選択された元素の総量をZ(質量%)としたとき、
0.40≦Y/X≦2.00
0.10≦Z/X≦0.40
を満たすことを特徴とする。
2…絶縁碍子(点火プラグ用絶縁体)
31…アルミナ粒子
32…粒界相
Claims (5)
- アルミナを主成分とし、ケイ素を含有する点火プラグ用絶縁体であって、
アルミナ粒子間に位置する粒界相は、マグネシウム、カルシウム、ストロンチウム、及び、バリウムからなる2A族元素群から選択される少なくとも一種の元素と、ランタン、ネオジム、プラセオジム、イットリウム、イッテルビウム、及び、セリウムからなる希土類元素群から選択される少なくとも一種の元素と、ジルコニウム、チタン、クロム、ニオブ、マンガン、及び、鉄からなる第1の元素群から選択される少なくとも一種の元素とを含み、
任意の断面における180μm×250μmの視野において、電子線マイクロアナライザ(EPMA)により、酸化物換算にて元素定量を行ったとき、
前記希土類元素群から選択された元素の総量をX(質量%)とし、前記2A族元素群から選択された元素の総量をY(質量%)とし、前記第1の元素群から選択された元素の総量をZ(質量%)としたとき、
0.40≦Y/X≦2.00
0.10≦Z/X≦0.40
を満たすことを特徴とする点火プラグ用絶縁体。 - 前記視野において、前記アルミナ粒子が占める面積に対する、前記粒界相が占める面積の割合が0.020以上0.060以下であることを特徴とする請求項1に記載の点火プラグ用絶縁体。
- 前記第1の元素群から選択された元素が二種以上存在することを特徴とする請求項1又は2に記載の点火プラグ用絶縁体。
- 前記視野において、前記アルミナ粒子の平均粒径が2.0μm以上4.5μm以下であることを特徴とする請求項1乃至3のいずれか1項に記載の点火プラグ用絶縁体。
- 請求項1乃至4のいずれか1項に記載の点火プラグ用絶縁体を有することを特徴とする点火プラグ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013099067A JP5775544B2 (ja) | 2013-05-09 | 2013-05-09 | 点火プラグ用絶縁体及び点火プラグ |
DE102014106313.9A DE102014106313B4 (de) | 2013-05-09 | 2014-05-06 | Isolator für Zündkerze und Zündkerze |
US14/273,026 US9160145B2 (en) | 2013-05-09 | 2014-05-08 | Insulator for spark plug and spark plug |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013099067A JP5775544B2 (ja) | 2013-05-09 | 2013-05-09 | 点火プラグ用絶縁体及び点火プラグ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014220136A true JP2014220136A (ja) | 2014-11-20 |
JP5775544B2 JP5775544B2 (ja) | 2015-09-09 |
Family
ID=51863313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013099067A Active JP5775544B2 (ja) | 2013-05-09 | 2013-05-09 | 点火プラグ用絶縁体及び点火プラグ |
Country Status (3)
Country | Link |
---|---|
US (1) | US9160145B2 (ja) |
JP (1) | JP5775544B2 (ja) |
DE (1) | DE102014106313B4 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018026230A (ja) * | 2016-08-09 | 2018-02-15 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009052A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009051A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009053A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019075216A (ja) * | 2017-10-13 | 2019-05-16 | 日本特殊陶業株式会社 | スパークプラグ |
RU2765048C2 (ru) * | 2017-10-10 | 2022-01-25 | Роберт Бош Гмбх | РЕЗИСТИВНЫЙ ЭЛЕМЕНТ СВЕЧИ ЗАЖИГАНИЯ С ПОВЫШЕННЫМ СОДЕРЖАНИЕМ ФАЗЫ ZrSiO4 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5600711B2 (ja) * | 2012-08-28 | 2014-10-01 | 日本特殊陶業株式会社 | スパークプラグ |
KR102370459B1 (ko) * | 2017-08-01 | 2022-03-04 | 가부시키가이샤 페로텍 머티리얼 테크놀로지즈 | 알루미나 소결체 및 그 제조 방법과, 반도체 제조 장치용 부품 |
JP6843809B2 (ja) * | 2018-10-03 | 2021-03-17 | 日本特殊陶業株式会社 | スパークプラグ |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62187156A (ja) * | 1986-02-12 | 1987-08-15 | 株式会社デンソー | 高絶縁性高アルミナ質磁器組成物の製造方法 |
JPH01212272A (ja) * | 1988-02-19 | 1989-08-25 | Ngk Spark Plug Co Ltd | 点火プラグ用高アルミナ質絶縁碍子 |
JPH05190255A (ja) * | 1992-01-16 | 1993-07-30 | Nippon Light Metal Co Ltd | 窒化アルミニウム製点火プラグ用絶縁碍子 |
JP2001048637A (ja) * | 1999-08-04 | 2001-02-20 | Ngk Spark Plug Co Ltd | アルミナ基焼結体及びその製造方法 |
JP2001335360A (ja) * | 2000-05-24 | 2001-12-04 | Ngk Spark Plug Co Ltd | スパークプラグ用絶縁体及びスパークプラグ |
JP2002121066A (ja) * | 2000-10-10 | 2002-04-23 | Kyocera Corp | アルミナ質焼結体及びその製造方法 |
JP2005104746A (ja) * | 2003-09-29 | 2005-04-21 | Shinko Electric Ind Co Ltd | アルミナ質セラミック板及びその製造方法 |
WO2011036833A1 (ja) * | 2009-09-25 | 2011-03-31 | 日本特殊陶業株式会社 | スパークプラグ |
JP2011070928A (ja) * | 2009-09-25 | 2011-04-07 | Ngk Spark Plug Co Ltd | スパークプラグ及びスパークプラグの製造方法 |
JPWO2009119097A1 (ja) * | 2008-03-27 | 2011-07-21 | 日本特殊陶業株式会社 | スパークプラグ |
JP2011219301A (ja) * | 2010-04-08 | 2011-11-04 | Denso Corp | アルミナ質焼結体 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0712969B2 (ja) * | 1987-01-30 | 1995-02-15 | 日本電装株式会社 | アルミナ磁器および点火プラグ |
JP4995863B2 (ja) * | 1998-11-24 | 2012-08-08 | 日本特殊陶業株式会社 | スパークプラグ用絶縁体、その製造方法及びそれを用いたスパークプラグ |
EP1669333A1 (en) * | 2003-10-03 | 2006-06-14 | Denso Corporation | Aluminous ceramic composition and spark plug including the same |
US7169723B2 (en) * | 2003-11-12 | 2007-01-30 | Federal-Mogul World Wide, Inc. | Ceramic with improved high temperature electrical properties for use as a spark plug insulator |
JP2006236906A (ja) | 2005-02-28 | 2006-09-07 | Ngk Spark Plug Co Ltd | スパークプラグの製造方法 |
JP4607253B2 (ja) * | 2008-03-27 | 2011-01-05 | 日本特殊陶業株式会社 | スパークプラグ及びスパークプラグの製造方法 |
JP4908549B2 (ja) * | 2008-06-12 | 2012-04-04 | 日本特殊陶業株式会社 | スパークプラグ |
JP4613242B2 (ja) * | 2009-03-26 | 2011-01-12 | 日本特殊陶業株式会社 | スパークプラグ |
EP2451034B1 (en) * | 2009-07-03 | 2018-03-14 | Ngk Spark Plug Co., Ltd. | Spark plug and process for producing spark plug |
WO2011036853A1 (ja) * | 2009-09-25 | 2011-03-31 | 日本特殊陶業株式会社 | スパークプラグ及びスパークプラグの製造方法 |
JP5757847B2 (ja) | 2011-10-31 | 2015-08-05 | ダイハツ工業株式会社 | 車載発電システム |
-
2013
- 2013-05-09 JP JP2013099067A patent/JP5775544B2/ja active Active
-
2014
- 2014-05-06 DE DE102014106313.9A patent/DE102014106313B4/de active Active
- 2014-05-08 US US14/273,026 patent/US9160145B2/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62187156A (ja) * | 1986-02-12 | 1987-08-15 | 株式会社デンソー | 高絶縁性高アルミナ質磁器組成物の製造方法 |
JPH01212272A (ja) * | 1988-02-19 | 1989-08-25 | Ngk Spark Plug Co Ltd | 点火プラグ用高アルミナ質絶縁碍子 |
JPH05190255A (ja) * | 1992-01-16 | 1993-07-30 | Nippon Light Metal Co Ltd | 窒化アルミニウム製点火プラグ用絶縁碍子 |
JP2001048637A (ja) * | 1999-08-04 | 2001-02-20 | Ngk Spark Plug Co Ltd | アルミナ基焼結体及びその製造方法 |
JP2001335360A (ja) * | 2000-05-24 | 2001-12-04 | Ngk Spark Plug Co Ltd | スパークプラグ用絶縁体及びスパークプラグ |
JP2002121066A (ja) * | 2000-10-10 | 2002-04-23 | Kyocera Corp | アルミナ質焼結体及びその製造方法 |
JP2005104746A (ja) * | 2003-09-29 | 2005-04-21 | Shinko Electric Ind Co Ltd | アルミナ質セラミック板及びその製造方法 |
JPWO2009119097A1 (ja) * | 2008-03-27 | 2011-07-21 | 日本特殊陶業株式会社 | スパークプラグ |
WO2011036833A1 (ja) * | 2009-09-25 | 2011-03-31 | 日本特殊陶業株式会社 | スパークプラグ |
JP2011070928A (ja) * | 2009-09-25 | 2011-04-07 | Ngk Spark Plug Co Ltd | スパークプラグ及びスパークプラグの製造方法 |
JP2011219301A (ja) * | 2010-04-08 | 2011-11-04 | Denso Corp | アルミナ質焼結体 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018026230A (ja) * | 2016-08-09 | 2018-02-15 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009052A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009051A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
JP2019009053A (ja) * | 2017-06-27 | 2019-01-17 | 日本特殊陶業株式会社 | スパークプラグ |
RU2765048C2 (ru) * | 2017-10-10 | 2022-01-25 | Роберт Бош Гмбх | РЕЗИСТИВНЫЙ ЭЛЕМЕНТ СВЕЧИ ЗАЖИГАНИЯ С ПОВЫШЕННЫМ СОДЕРЖАНИЕМ ФАЗЫ ZrSiO4 |
JP2019075216A (ja) * | 2017-10-13 | 2019-05-16 | 日本特殊陶業株式会社 | スパークプラグ |
Also Published As
Publication number | Publication date |
---|---|
JP5775544B2 (ja) | 2015-09-09 |
DE102014106313B4 (de) | 2021-02-04 |
US20140336035A1 (en) | 2014-11-13 |
DE102014106313A1 (de) | 2014-11-27 |
US9160145B2 (en) | 2015-10-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5775544B2 (ja) | 点火プラグ用絶縁体及び点火プラグ | |
KR101352750B1 (ko) | 스파크 플러그 및 스파크 플러그의 제조방법 | |
KR101307649B1 (ko) | 스파크 플러그 및 스파크 플러그의 제조방법 | |
JP4651732B1 (ja) | スパークプラグ | |
WO2010109792A1 (ja) | スパークプラグ | |
EP3148021B1 (en) | Spark plug | |
JP4648476B1 (ja) | 内燃機関用スパークプラグ | |
EP3148020B1 (en) | Spark plug | |
JP5276742B1 (ja) | 点火プラグ | |
JP5129819B2 (ja) | スパークプラグ用絶縁体及びその製造方法、並びに、スパークプラグ及びその製造方法 | |
JP6440602B2 (ja) | スパークプラグ | |
JP5870074B2 (ja) | 点火プラグ | |
CN109149373B (zh) | 火花塞 | |
JP5349670B1 (ja) | スパークプラグ | |
JP2009242234A (ja) | スパークプラグ用絶縁体、その製造方法及びそれを用いたスパークプラグ | |
JP2018010717A (ja) | セラミックヒータおよびグロープラグ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20150206 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20150217 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150331 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150609 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20150703 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5775544 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S531 | Written request for registration of change of domicile |
Free format text: JAPANESE INTERMEDIATE CODE: R313531 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |