JPS60122554U - Internal combustion engine piston device - Google Patents

Internal combustion engine piston device

Info

Publication number
JPS60122554U
JPS60122554U JP893784U JP893784U JPS60122554U JP S60122554 U JPS60122554 U JP S60122554U JP 893784 U JP893784 U JP 893784U JP 893784 U JP893784 U JP 893784U JP S60122554 U JPS60122554 U JP S60122554U
Authority
JP
Japan
Prior art keywords
combustion engine
internal combustion
piston device
engine piston
ring
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
JP893784U
Other languages
Japanese (ja)
Other versions
JPH0341078Y2 (en
Inventor
佳郎 徳永
Original Assignee
川崎重工業株式会社
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 by 川崎重工業株式会社 filed Critical 川崎重工業株式会社
Priority to JP893784U priority Critical patent/JPS60122554U/en
Publication of JPS60122554U publication Critical patent/JPS60122554U/en
Application granted granted Critical
Publication of JPH0341078Y2 publication Critical patent/JPH0341078Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案の内燃機関のピストン装置の一実施例
の説明図、第２図は要部の拡大断面図である。 ４・・・・・・油かきリング、５・・・・・・拡張リン
グ。FIG. 1 is an explanatory diagram of an embodiment of a piston device for an internal combustion engine of this invention, and FIG. 2 is an enlarged sectional view of the main parts. 4... Oil scraper ring, 5... Expansion ring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストンリングの背部に拡張リングを配置して成る内燃
機関のピストン装置において、上記拡張リングを形状記
憶合金によって構成すると共に、該リングが低温では収
縮状態に存し、高温では延びた状態に存するよう処理さ
れていることを特徴とする内燃機関のピストン装置。A piston device for an internal combustion engine comprising an expansion ring disposed at the back of a piston ring, wherein the expansion ring is made of a shape memory alloy, and the ring is in a contracted state at low temperatures and in an extended state at high temperatures. A piston device for an internal combustion engine, characterized in that it is treated.
JP893784U 1984-01-25 1984-01-25 Internal combustion engine piston device Granted JPS60122554U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP893784U JPS60122554U (en) 1984-01-25 1984-01-25 Internal combustion engine piston device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP893784U JPS60122554U (en) 1984-01-25 1984-01-25 Internal combustion engine piston device

Publications (2)

Publication Number Publication Date
JPS60122554U true JPS60122554U (en) 1985-08-19
JPH0341078Y2 JPH0341078Y2 (en) 1991-08-29

Family

ID=30488679

Family Applications (1)

Application Number Title Priority Date Filing Date
JP893784U Granted JPS60122554U (en) 1984-01-25 1984-01-25 Internal combustion engine piston device

Country Status (1)

Country Link
JP (1) JPS60122554U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005066482A1 (en) * 2004-01-09 2005-07-21 Nippon Piston Ring Co., Ltd. Wire material for coil expander and coil expander

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005066482A1 (en) * 2004-01-09 2005-07-21 Nippon Piston Ring Co., Ltd. Wire material for coil expander and coil expander

Also Published As

Publication number Publication date
JPH0341078Y2 (en) 1991-08-29

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