JPH0373641U - - Google Patents

Info

Publication number
JPH0373641U
JPH0373641U JP13479289U JP13479289U JPH0373641U JP H0373641 U JPH0373641 U JP H0373641U JP 13479289 U JP13479289 U JP 13479289U JP 13479289 U JP13479289 U JP 13479289U JP H0373641 U JPH0373641 U JP H0373641U
Authority
JP
Japan
Prior art keywords
central protrusion
piston
piston body
cavity formed
engaging portion
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
JP13479289U
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 JP13479289U priority Critical patent/JPH0373641U/ja
Publication of JPH0373641U publication Critical patent/JPH0373641U/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図及び第2図は本考案の実施例をそれぞれ
示すピストン構造の要部断面図である。 1,10……ピストン本体、2,20……キヤ
ビイテイ、3,30……中央突起形成部材、2a
,20a……係合部。

Claims (1)

    【実用新案登録請求の範囲】
  1. エンジンの燃焼室の一部を構成する頂部に形成
    されるキヤビテイに中央突起を有するピストンに
    おいて、上記中央突起を構成する中央突起形成部
    材を、熱膨張率がピストン本体と等しいか或いは
    大きい材料で形成し、この部材をピストン本体に
    形成されたキヤビテイの底部に形成された係合部
    に固着したことを特徴とするピストン構造。
JP13479289U 1989-11-20 1989-11-20 Pending JPH0373641U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13479289U JPH0373641U (ja) 1989-11-20 1989-11-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13479289U JPH0373641U (ja) 1989-11-20 1989-11-20

Publications (1)

Publication Number Publication Date
JPH0373641U true JPH0373641U (ja) 1991-07-24

Family

ID=31682104

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13479289U Pending JPH0373641U (ja) 1989-11-20 1989-11-20

Country Status (1)

Country Link
JP (1) JPH0373641U (ja)

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