JPH0387848U - - Google Patents

Info

Publication number
JPH0387848U
JPH0387848U JP14621289U JP14621289U JPH0387848U JP H0387848 U JPH0387848 U JP H0387848U JP 14621289 U JP14621289 U JP 14621289U JP 14621289 U JP14621289 U JP 14621289U JP H0387848 U JPH0387848 U JP H0387848U
Authority
JP
Japan
Prior art keywords
cast iron
ductile cast
piston
forming surface
outer shape
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
JP14621289U
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 JP14621289U priority Critical patent/JPH0387848U/ja
Publication of JPH0387848U publication Critical patent/JPH0387848U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Description

【図面の簡単な説明】
第1図は本考案のダクタイル鋳鉄製ピストンの
一実施例の概念図である。 図中2はアンモニアガス等、3はピストン本体
、3aは外周、3bはピストンリング溝、3cは
ピストンピン孔、3dは燃焼室、4,5,6は高
周波加熱コイル、8a,8b,8c,8dは外形
形成面を示す。

Claims (1)

    【実用新案登録請求の範囲】
  1. ダクタイル鋳鉄から成る仕上加工終了後のピス
    トン本体の外形形成面所要部分にガス軟窒化処理
    を施したことを特徴とするダクタイル鋳鉄製ピス
    トン。
JP14621289U 1989-12-19 1989-12-19 Pending JPH0387848U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14621289U JPH0387848U (ja) 1989-12-19 1989-12-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14621289U JPH0387848U (ja) 1989-12-19 1989-12-19

Publications (1)

Publication Number Publication Date
JPH0387848U true JPH0387848U (ja) 1991-09-06

Family

ID=31692812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14621289U Pending JPH0387848U (ja) 1989-12-19 1989-12-19

Country Status (1)

Country Link
JP (1) JPH0387848U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09228023A (ja) * 1996-02-20 1997-09-02 Komatsu Ltd 鋳鉄製又は鉄製ピストンの窒化又は軟窒化処理加工方法
JP2016069671A (ja) * 2014-09-29 2016-05-09 アイシン高丘株式会社 鋳鉄製摩擦部材の製造装置及び製造方法
JP2017137547A (ja) * 2016-02-05 2017-08-10 トヨタ自動車株式会社 浸窒処理方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09228023A (ja) * 1996-02-20 1997-09-02 Komatsu Ltd 鋳鉄製又は鉄製ピストンの窒化又は軟窒化処理加工方法
JP2016069671A (ja) * 2014-09-29 2016-05-09 アイシン高丘株式会社 鋳鉄製摩擦部材の製造装置及び製造方法
JP2017137547A (ja) * 2016-02-05 2017-08-10 トヨタ自動車株式会社 浸窒処理方法

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