JPS63121748U - - Google Patents

Info

Publication number
JPS63121748U
JPS63121748U JP1393687U JP1393687U JPS63121748U JP S63121748 U JPS63121748 U JP S63121748U JP 1393687 U JP1393687 U JP 1393687U JP 1393687 U JP1393687 U JP 1393687U JP S63121748 U JPS63121748 U JP S63121748U
Authority
JP
Japan
Prior art keywords
piston
hardened
recess
spring groove
combustion engine
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
JP1393687U
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 JP1393687U priority Critical patent/JPS63121748U/ja
Publication of JPS63121748U publication Critical patent/JPS63121748U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)
  • Heat Treatment Of Articles (AREA)

Description

【図面の簡単な説明】
第1図aは本考案の一実施例のピストンの上面
図、第1図bは第1図aのピストンの要部断面図
、第2図は従来のバルブリセスと傾斜したトツプ
リング溝を有するピストンの断面図を表わす。 図中、1……ピストン、2……バルブリセス、
3……トツプリング溝、4……焼き入れ部分。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピストンの頂面の外周近傍のリセスとトツプリ
    ング溝の間の部分に焼き入れを施したことを特徴
    とする内燃機関のピストン。
JP1393687U 1987-02-02 1987-02-02 Pending JPS63121748U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1393687U JPS63121748U (ja) 1987-02-02 1987-02-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1393687U JPS63121748U (ja) 1987-02-02 1987-02-02

Publications (1)

Publication Number Publication Date
JPS63121748U true JPS63121748U (ja) 1988-08-08

Family

ID=30803460

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1393687U Pending JPS63121748U (ja) 1987-02-02 1987-02-02

Country Status (1)

Country Link
JP (1) JPS63121748U (ja)

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