JPH0371154U - - Google Patents

Info

Publication number
JPH0371154U
JPH0371154U JP13216089U JP13216089U JPH0371154U JP H0371154 U JPH0371154 U JP H0371154U JP 13216089 U JP13216089 U JP 13216089U JP 13216089 U JP13216089 U JP 13216089U JP H0371154 U JPH0371154 U JP H0371154U
Authority
JP
Japan
Prior art keywords
sand removal
cooling cavity
removal hole
piston
protrude
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.)
Granted
Application number
JP13216089U
Other languages
English (en)
Other versions
JPH0754593Y2 (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
Priority to JP13216089U priority Critical patent/JPH0754593Y2/ja
Publication of JPH0371154U publication Critical patent/JPH0371154U/ja
Application granted granted Critical
Publication of JPH0754593Y2 publication Critical patent/JPH0754593Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係るピストンの構造を示す底
面図、第2図は同平面図、第3図は同正面断面図
、第4図は第1図の線−による側面断面図、
第5図の第1図の線−による側面断面図であ
る。 2a……油入口、2〜5……砂抜き穴、4a…
…油出口、8……トレンチ、10……くぼみ、1
4……冷却洞。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピストン冠部に設けた環状の冷却洞の周方向ほ
    ぼ等間隔位置からスカート側へ突出する4つの砂
    抜き穴の内、相対向する第1、第2の砂抜き穴を
    油入口と油出口に形成し、第3の砂抜き穴を閉鎖
    し、第4の砂抜き穴へ螺合したボルトを冷却洞へ
    突出させ、ピストン頂面のトレンチと反対側を迂
    回する冷却洞の通路面積を絞つたピストン構造。
JP13216089U 1989-11-14 1989-11-14 ピストン構造 Expired - Lifetime JPH0754593Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13216089U JPH0754593Y2 (ja) 1989-11-14 1989-11-14 ピストン構造

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13216089U JPH0754593Y2 (ja) 1989-11-14 1989-11-14 ピストン構造

Publications (2)

Publication Number Publication Date
JPH0371154U true JPH0371154U (ja) 1991-07-18
JPH0754593Y2 JPH0754593Y2 (ja) 1995-12-18

Family

ID=31679630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13216089U Expired - Lifetime JPH0754593Y2 (ja) 1989-11-14 1989-11-14 ピストン構造

Country Status (1)

Country Link
JP (1) JPH0754593Y2 (ja)

Also Published As

Publication number Publication date
JPH0754593Y2 (ja) 1995-12-18

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