JPH0469892U - - Google Patents

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Publication number
JPH0469892U
JPH0469892U JP11310490U JP11310490U JPH0469892U JP H0469892 U JPH0469892 U JP H0469892U JP 11310490 U JP11310490 U JP 11310490U JP 11310490 U JP11310490 U JP 11310490U JP H0469892 U JPH0469892 U JP H0469892U
Authority
JP
Japan
Prior art keywords
diameter
spark plug
thread
male
tip
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
JP11310490U
Other languages
English (en)
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
Priority to JP11310490U priority Critical patent/JPH0469892U/ja
Publication of JPH0469892U publication Critical patent/JPH0469892U/ja
Pending legal-status Critical Current

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  • Spark Plugs (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の実施例であるスパークプラ
グの部分断面図、第２図はスパークプラグのプラ
グ孔装着時における各部分の寸法を示す要部拡大
断面図である。 １……スパークプラグ、２……絶縁体、３……
軸孔、４……中心電極、５……端子電極、６……
導電性ガラスシール、７……ガラスシール、８…
…主体金具、９……外側電極、１０……雄ネジ、
１０′……雄ネジ先、１１……エンジン、１２…
…プラグ孔、１３……雌ネジ、１４……ネジ先、
１５……燃焼室、１６……抵抗体。

Claims (1)

  1. 【実用新案登録請求の範囲】 エンジンに穿設されるプラグ孔に螺着固定する
    スパークプラグ先端の雄ネジ先長をＡ、プラグ孔
    径とネジ先径との差をＢ、雄ネジ先径をＣ、雄ネ
    ジ谷径をＤ、及びエンジン側雌ネジ先長をＥとし
    た時に、 Ｃ≦Ｄ ０＜Ｂ≦０．３mm ３．５mm≦Ａ，２．５mm≦Ｅ を満足してなるスパークプラグの主体金具。
JP11310490U 1990-10-30 1990-10-30 Pending JPH0469892U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11310490U JPH0469892U (ja) 1990-10-30 1990-10-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11310490U JPH0469892U (ja) 1990-10-30 1990-10-30

Publications (1)

Publication Number Publication Date
JPH0469892U true JPH0469892U (ja) 1992-06-19

Family

ID=31860652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11310490U Pending JPH0469892U (ja) 1990-10-30 1990-10-30

Country Status (1)

Country Link
JP (1) JPH0469892U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127505A (en) * 1976-04-16 1977-10-26 Muneo Miyauchi Mechanism for spark balancer torch lead nozzles narrow and wide openings multi openings circulating flow system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52127505A (en) * 1976-04-16 1977-10-26 Muneo Miyauchi Mechanism for spark balancer torch lead nozzles narrow and wide openings multi openings circulating flow system

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