JPS6088487U - spark plug - Google Patents

spark plug

Info

Publication number
JPS6088487U
JPS6088487U JP18068483U JP18068483U JPS6088487U JP S6088487 U JPS6088487 U JP S6088487U JP 18068483 U JP18068483 U JP 18068483U JP 18068483 U JP18068483 U JP 18068483U JP S6088487 U JPS6088487 U JP S6088487U
Authority
JP
Japan
Prior art keywords
spark plug
metal shell
threaded portion
center electrode
screwing
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
JP18068483U
Other languages
Japanese (ja)
Inventor
伸一 中村
Original Assignee
日本特殊陶業株式会社
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 by 日本特殊陶業株式会社 filed Critical 日本特殊陶業株式会社
Priority to JP18068483U priority Critical patent/JPS6088487U/en
Publication of JPS6088487U publication Critical patent/JPS6088487U/en
Pending legal-status Critical Current

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  • Spark Plugs (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来のスパークプラグの縦正面図、第２図は第
１図の底面図、第３図は本考案の一実施例を示すスパー
クプラグの縦正面図、第４図は第３図の底面図、第５図
は本考案の他の実施例を示す第４図と同様な底面図であ
る。 １・・・中心電極、２・・・磁器絶縁体、３・・・主体
金具、３ａ・・・ねじ部、３ｂ・・・胴部、３ｃ・・・
締付用保持部。 へ゛Figure 1 is a vertical front view of a conventional spark plug, Figure 2 is a bottom view of Figure 1, Figure 3 is a vertical front view of a spark plug showing an embodiment of the present invention, and Figure 4 is Figure 3. FIG. 5 is a bottom view similar to FIG. 4 showing another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Center electrode, 2... Porcelain insulator, 3... Metal shell, 3a... Threaded part, 3b... Body part, 3c...
Holding part for tightening. Hey!

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 先端部にシリンダーヘッド螺着用ねじ部を備えた主体金
具の内腔に中心電極を保持する磁器絶縁体を封鎖固定し
て成るスパークプラグにおいて、゛前記主体金具のねじ
部に続く径大の胴部に形成した締付用保持部を入角形乃
至十二角形に形成したことを特徴とするスパークプラグ
。In a spark plug comprising a metal shell having a threaded portion for screwing the cylinder head at its tip, and a ceramic insulator holding a center electrode sealed and fixed in the inner cavity of the metal shell, ``a large-diameter body continuing to the threaded portion of the metal shell; 1. A spark plug characterized in that a tightening holding portion is formed in a rectangular shape or a dodecagonal shape.
JP18068483U 1983-11-23 1983-11-23 spark plug Pending JPS6088487U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18068483U JPS6088487U (en) 1983-11-23 1983-11-23 spark plug

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18068483U JPS6088487U (en) 1983-11-23 1983-11-23 spark plug

Publications (1)

Publication Number Publication Date
JPS6088487U true JPS6088487U (en) 1985-06-18

Family

ID=30391708

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18068483U Pending JPS6088487U (en) 1983-11-23 1983-11-23 spark plug

Country Status (1)

Country Link
JP (1) JPS6088487U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009252665A (en) * 2008-04-10 2009-10-29 Denso Corp Spark plug

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009252665A (en) * 2008-04-10 2009-10-29 Denso Corp Spark plug

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