JPH0222594U - - Google Patents

Info

Publication number
JPH0222594U
JPH0222594U JP8268089U JP8268089U JPH0222594U JP H0222594 U JPH0222594 U JP H0222594U JP 8268089 U JP8268089 U JP 8268089U JP 8268089 U JP8268089 U JP 8268089U JP H0222594 U JPH0222594 U JP H0222594U
Authority
JP
Japan
Prior art keywords
discharge guide
gas discharge
threaded portion
guide tube
internal combustion
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
Application number
JP8268089U
Other languages
Japanese (ja)
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
Application filed filed Critical
Publication of JPH0222594U publication Critical patent/JPH0222594U/ja
Pending 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
    • H01T13/00—Sparking plugs
    • H01T13/02—Details
    • H01T13/14—Means for self-cleaning
    • 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
    • H01T13/32—Sparking plugs characterised by features of the electrodes or insulation characterised by features of the earthed electrode

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案の一実施例による点火プラグの
斜視図、第２図は同点火プラグの一部縦断面図、
第３図は本考案の使用状態の一部断面図、第４図
は本考案の他の実施例による点火プラグの要部斜
視図、第５図は第２図のＡ―Ａ線に沿う断面図、
第６図は本考案の他の実施例による点火プラグの
全体斜視図、第７図は第６図の縦断面図、第８図
は従来の点火プラグの使用状態の一部断面図であ
る。 １……金属製ケーシング、３……絶縁体、４…
…ガス排出誘導筒、４Ａ……排出誘導孔、５……
空気滞留空間部、６……シリンダーヘツド、６ａ
……雌ねじ孔、７……ガス排出空間部、８……陽
極側中心電極、９……陰極側接地電極。 FIG. 1 is a perspective view of a spark plug according to an embodiment of the present invention, FIG. 2 is a partial vertical sectional view of the same spark plug,
FIG. 3 is a partial sectional view of the present invention in use, FIG. 4 is a perspective view of essential parts of a spark plug according to another embodiment of the present invention, and FIG. 5 is a cross-sectional view taken along line AA in FIG. 2. figure,
FIG. 6 is an overall perspective view of a spark plug according to another embodiment of the present invention, FIG. 7 is a longitudinal sectional view of FIG. 6, and FIG. 8 is a partial sectional view of a conventional spark plug in use. 1...Metal casing, 3...Insulator, 4...
...Gas discharge guide tube, 4A...Discharge guide hole, 5...
Air retention space, 6...Cylinder head, 6a
...Female screw hole, 7...Gas exhaust space, 8...Anode side center electrode, 9...Cathode side ground electrode.

Claims (1)

【実用新案登録請求の範囲】 (1) 金属製ケーシング１と金属製端子棒２との
間に絶縁体３を設け、金属製ケーシング１の上方
に雄ねじ部１Ａを一体に連設したものにおいて、
上記雄ねじ部１Ａが終る内側部分まで絶縁体３が
モールデイングされるようにし、金属製ケーシン
グ１の雄ねじ部１Ａの上端に雄ねじ部１Ａの直径
よりも直径が小さいガス排出誘導筒４を一体に形
成し、このガス排出誘導筒４の内周面と絶縁体３
の上方外周面との間に空気滞留空間部５を形成さ
せ、上記ガス排出誘導筒４の周囲に数個の排出誘
導孔４Ａを穿設し、ガス排出誘導筒４の外周面と
シリンダーヘツド６の雌ねじ部６Ａとの間にガス
排出空間部７が形成されるようにした内燃機関用
点火プラグ。 (2) ガス排出誘導筒４の排出誘導孔４Ａが長孔
４Ｂとなつていることを特徴とする請求項１に記
載の内燃機関用点火プラグ。 (3) ガス排出誘導筒４の夫々の排出誘導孔４Ａ
が、ガス排出誘導筒４の外周部に接線方向に向け
て穿設した右回り方向又は左回り方向に開口する
斜め孔となつていることを特徴とする請求項１に
記載の内燃機関用点火プラグ。 (4) ガス排出誘導筒４の上方に陽極側中心電極
８の周囲部と対向する数個の接地電極片１０Ａが
形成されたキヤツプタイプの多電極１０を固定さ
せて成る請求項１に記載の内燃機関用点火プラグ
。[Scope of Claim for Utility Model Registration] (1) In a device in which an insulator 3 is provided between a metal casing 1 and a metal terminal bar 2, and a male threaded portion 1A is integrally connected above the metal casing 1,
The insulator 3 is molded to the inner part where the male threaded portion 1A ends, and a gas discharge guide cylinder 4 having a diameter smaller than the diameter of the male threaded portion 1A is integrally formed at the upper end of the male threaded portion 1A of the metal casing 1. The inner circumferential surface of this gas discharge guide tube 4 and the insulator 3
An air retention space 5 is formed between the upper outer circumferential surface and several discharge guide holes 4A are formed around the gas discharge guide tube 4, and the outer circumferential surface of the gas discharge guide tube 4 and the cylinder head 6 are formed. A spark plug for an internal combustion engine in which a gas exhaust space 7 is formed between a female threaded portion 6A and a female threaded portion 6A. (2) The spark plug for an internal combustion engine according to claim 1, wherein the discharge guide hole 4A of the gas discharge guide tube 4 is a long hole 4B. (3) Each discharge guide hole 4A of the gas discharge guide tube 4
The ignition for an internal combustion engine according to claim 1, wherein the ignition is an oblique hole opened in a clockwise direction or a counterclockwise direction, which is bored in a tangential direction on the outer circumference of the gas discharge guide cylinder 4. plug. (4) A cap-type multi-electrode 10 having several ground electrode pieces 10A facing the periphery of the anode-side center electrode 8 is fixed above the gas discharge guide cylinder 4. Spark plugs for internal combustion engines.
JP8268089U 1988-07-14 1989-07-13 Pending JPH0222594U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR880011484 1988-07-14
KR890009762 1989-07-05

Publications (1)

Publication Number Publication Date
JPH0222594U true JPH0222594U (en) 1990-02-15

Family

ID=31497723

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8268089U Pending JPH0222594U (en) 1988-07-14 1989-07-13

Country Status (2)

Country Link
JP (1) JPH0222594U (en)
DE (1) DE8908502U1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017157451A (en) * 2016-03-02 2017-09-07 日本特殊陶業株式会社 Ignition plug

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09330782A (en) * 1996-06-07 1997-12-22 Ngk Spark Plug Co Ltd Spark plug
FR2879365B1 (en) * 2004-12-09 2008-08-08 Yngve Jakobsen DEVICE FOR IMPROVING THE OUTPUT OF A CANDLE FOR INTERNAL COMBUSTION ENGINE, TWO OR FOUR TIMES
WO2008102842A1 (en) 2007-02-23 2008-08-28 Ngk Spark Plug Co., Ltd. Spark plug and internal combustion engine with spark plug

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5077738A (en) * 1973-10-01 1975-06-25
JPS5760683A (en) * 1980-09-26 1982-04-12 Nippon Denso Co Ignition plug

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5077738A (en) * 1973-10-01 1975-06-25
JPS5760683A (en) * 1980-09-26 1982-04-12 Nippon Denso Co Ignition plug

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017157451A (en) * 2016-03-02 2017-09-07 日本特殊陶業株式会社 Ignition plug
CN107154582A (en) * 2016-03-02 2017-09-12 日本特殊陶业株式会社 Spark plug
CN107154582B (en) * 2016-03-02 2020-05-12 日本特殊陶业株式会社 Spark plug

Also Published As

Publication number Publication date
DE8908502U1 (en) 1989-09-07

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