DE68905734D1 - Verfahren zum formen keramischer isolatoren fuer die verwendung in zuendkerzen. - Google Patents

Verfahren zum formen keramischer isolatoren fuer die verwendung in zuendkerzen.

Info

Publication number
DE68905734D1
DE68905734D1 DE8989308599T DE68905734T DE68905734D1 DE 68905734 D1 DE68905734 D1 DE 68905734D1 DE 8989308599 T DE8989308599 T DE 8989308599T DE 68905734 T DE68905734 T DE 68905734T DE 68905734 D1 DE68905734 D1 DE 68905734D1
Authority
DE
Germany
Prior art keywords
spark plugs
ceramic insulators
shaping ceramic
shaping
insulators
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
Application number
DE8989308599T
Other languages
English (en)
Other versions
DE68905734T2 (de
Inventor
Takafumi Oshima
Kazuhiko Kozuka
Shigeyasu Yamada
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.)
Filing date
Publication date
Priority claimed from JP20945088A external-priority patent/JPH0677471B2/ja
Priority claimed from JP31218688A external-priority patent/JPH02158077A/ja
Application filed by NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of DE68905734D1 publication Critical patent/DE68905734D1/de
Application granted granted Critical
Publication of DE68905734T2 publication Critical patent/DE68905734T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H01T21/00—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs
    • H01T21/02—Apparatus or processes specially adapted for the manufacture or maintenance of spark gaps or sparking plugs of sparking plugs
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/581—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on aluminium nitride
    • 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
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C04B35/584—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on silicon nitride
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/18—DOHC [Double overhead camshaft]

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)
  • Compositions Of Oxide Ceramics (AREA)
DE8989308599T 1988-08-25 1989-08-24 Verfahren zum formen keramischer isolatoren fuer die verwendung in zuendkerzen. Expired - Fee Related DE68905734T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP20945088A JPH0677471B2 (ja) 1988-08-25 1988-08-25 内燃機関用スパークプラグの製造方法
JP31218688A JPH02158077A (ja) 1988-12-09 1988-12-09 スパークプラグの絶縁体製造方法および該絶縁体を用いたスパークプラグ

Publications (2)

Publication Number Publication Date
DE68905734D1 true DE68905734D1 (de) 1993-05-06
DE68905734T2 DE68905734T2 (de) 1993-07-08

Family

ID=26517455

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989308599T Expired - Fee Related DE68905734T2 (de) 1988-08-25 1989-08-24 Verfahren zum formen keramischer isolatoren fuer die verwendung in zuendkerzen.

Country Status (4)

Country Link
US (1) US5204579A (de)
EP (1) EP0360426B1 (de)
CA (1) CA1318491C (de)
DE (1) DE68905734T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0487286A (ja) * 1990-07-30 1992-03-19 Ngk Spark Plug Co Ltd スパークプラグの絶縁碍子
JPH0777271B2 (ja) * 1992-12-04 1995-08-16 日本電気株式会社 アバランシェフォトダイオード
DE69702476T3 (de) * 1996-04-25 2006-08-03 NGK Spark Plug Co., Ltd., Nagoya Zündkerze für einen Verbrennungsmotor
JP3813708B2 (ja) 1996-09-12 2006-08-23 日本特殊陶業株式会社 スパークプラグの製造方法
DE102007027319A1 (de) * 2007-06-14 2008-12-18 Beru Ag Zündkerze und Verfahren zur Herstellung einer Zündkerze
US8053966B2 (en) * 2008-04-10 2011-11-08 Federal-Mogul Ignition Company Ceramic spark plug insulator and method of making
US8164241B2 (en) * 2008-08-15 2012-04-24 Federal Mogul Ignition Company Extension-type spark plug
WO2015112679A1 (en) * 2014-01-27 2015-07-30 Jp Laboratories, Inc Indicating devices based on lateral diffusion of a mobile phase through a non-porous stationary phase
MX2016010560A (es) * 2014-02-13 2017-05-17 Fram Group Ip Llc Composicion y metodo para la fabricacion de un aislante para una bujia.
FR3093243B1 (fr) * 2019-02-22 2021-02-12 Safran Aircraft Engines Corps semi-conducteur pour une bougie d’allumage de turbomachine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453048A (en) * 1943-07-13 1948-11-02 Bendix Aviat Corp Spark plug and method of making the same
US4224554A (en) * 1978-05-20 1980-09-23 Ngk Spark Plug Co., Ltd. Spark plug having a low noise level
JPS5642980A (en) * 1979-09-14 1981-04-21 Ngk Spark Plug Co Metal ball electrode ignition plug and production thereof
JPS5657282A (en) * 1979-10-13 1981-05-19 Ngk Spark Plug Co Ignition plug
DE3616668A1 (de) * 1986-05-16 1987-11-19 Bosch Gmbh Robert Zuendkerze mit gleitfunkenstrecke
CA1326617C (en) * 1988-06-21 1994-02-01 Ngk Spark Plug Co., Ltd. Spark plug structure

Also Published As

Publication number Publication date
EP0360426B1 (de) 1993-03-31
DE68905734T2 (de) 1993-07-08
CA1318491C (en) 1993-06-01
US5204579A (en) 1993-04-20
EP0360426A1 (de) 1990-03-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee