JPH03108841U - - Google Patents

Info

Publication number
JPH03108841U
JPH03108841U JP1573690U JP1573690U JPH03108841U JP H03108841 U JPH03108841 U JP H03108841U JP 1573690 U JP1573690 U JP 1573690U JP 1573690 U JP1573690 U JP 1573690U JP H03108841 U JPH03108841 U JP H03108841U
Authority
JP
Japan
Prior art keywords
extension part
piston
groove
radial direction
plate material
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
JP1573690U
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 JP1573690U priority Critical patent/JPH03108841U/ja
Publication of JPH03108841U publication Critical patent/JPH03108841U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)

Description

【図面の簡単な説明】
第1図は無負荷状態にある本考案のピストンの
断面図、第2図は第1図のピストンのスカート下
部の部分正面図、第3図は高負荷状態にあるピス
トンの断面図である。 1……ピストン、2……ピストンスカート下部
、3……幅狭延長部、3a……内側の幅狭延長部
、3b……外側の幅狭延長部、4……プレート材
料、4a……プレート材料先端部、5……溝、5
a……溝先端部、6……ピン孔。

Claims (1)

    【実用新案登録請求の範囲】
  1. ピストンスカート下部の、ピストンピンに直交
    する径方向相対する位置をそれぞれ下方に延長し
    、この延長部の径方向中間位置に、周方向に沿つ
    て所定幅の溝を形成し、この溝を挟む内側の延長
    部の、溝に臨む面に、該内側延長部の構成材料よ
    りも熱膨張係数の小さいプレート材料が鋳込まれ
    ていることを特徴とする内燃エンジン用ピストン
JP1573690U 1990-02-20 1990-02-20 Pending JPH03108841U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1573690U JPH03108841U (ja) 1990-02-20 1990-02-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1573690U JPH03108841U (ja) 1990-02-20 1990-02-20

Publications (1)

Publication Number Publication Date
JPH03108841U true JPH03108841U (ja) 1991-11-08

Family

ID=31519028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1573690U Pending JPH03108841U (ja) 1990-02-20 1990-02-20

Country Status (1)

Country Link
JP (1) JPH03108841U (ja)

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