JPS58181954U - internal combustion engine piston - Google Patents

internal combustion engine piston

Info

Publication number
JPS58181954U
JPS58181954U JP8008582U JP8008582U JPS58181954U JP S58181954 U JPS58181954 U JP S58181954U JP 8008582 U JP8008582 U JP 8008582U JP 8008582 U JP8008582 U JP 8008582U JP S58181954 U JPS58181954 U JP S58181954U
Authority
JP
Japan
Prior art keywords
piston
combustion engine
internal combustion
oil
engine piston
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
JP8008582U
Other languages
Japanese (ja)
Inventor
渡部　泉
守弘 武田
Original Assignee
いすゞ自動車株式会社
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 いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP8008582U priority Critical patent/JPS58181954U/en
Publication of JPS58181954U publication Critical patent/JPS58181954U/en
Pending legal-status Critical Current

Links

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図は改良前の内燃機関のピストンの縦断面図、第２
図は本考案の第１の実施例の内燃機関のピストンの縦断
面図、第３図は、本考案の第２の実施例の内燃機関のピ
ストンの要部を拡大して示す縦断面図である。 １・・・ピストン、７・・・オイルオイル逃がし穴、８
゜８ａ・・・油通路、１１・・・圧縮リング溝、１２・
・・オイルリング溝、１４・・・内部空間、１５・・・
ピストンピンボス、１６ａ・・・ピストンピン取付穴、
９１゜９１３・・・外周溝。Figure 1 is a vertical cross-sectional view of the piston of the internal combustion engine before improvement, Figure 2
The figure is a vertical cross-sectional view of a piston of an internal combustion engine according to a first embodiment of the present invention, and FIG. 3 is a vertical cross-sectional view showing an enlarged main part of a piston of an internal combustion engine according to a second embodiment of the present invention. be. 1...Piston, 7...Oil oil relief hole, 8
゜8a... Oil passage, 11... Compression ring groove, 12...
...Oil ring groove, 14...Inner space, 15...
Piston pin boss, 16a... piston pin mounting hole,
91°913...Outer circumferential groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] オイルリング溝とピストン内部空間とを連結するオイル
逃し穴と、ピストンピン取付穴と前記オイルリング溝も
しくは前記オイル逃し溝とを連結する油通路を設けた内
燃機関のピストンにおいて、前記ピストン取付穴に取付
けられたピストンピンに前記油通路に連通ずる外周溝を
設けたことを特徴とする内燃機関のピストン。In a piston for an internal combustion engine, the piston is provided with an oil relief hole that connects an oil ring groove and an internal space of the piston, and an oil passage that connects a piston pin mounting hole with the oil ring groove or the oil relief groove. A piston for an internal combustion engine, characterized in that an attached piston pin is provided with an outer circumferential groove that communicates with the oil passage.
JP8008582U 1982-05-31 1982-05-31 internal combustion engine piston Pending JPS58181954U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8008582U JPS58181954U (en) 1982-05-31 1982-05-31 internal combustion engine piston

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8008582U JPS58181954U (en) 1982-05-31 1982-05-31 internal combustion engine piston

Publications (1)

Publication Number Publication Date
JPS58181954U true JPS58181954U (en) 1983-12-05

Family

ID=30089243

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8008582U Pending JPS58181954U (en) 1982-05-31 1982-05-31 internal combustion engine piston

Country Status (1)

Country Link
JP (1) JPS58181954U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03953A (en) * 1989-05-29 1991-01-07 Yamaha Motor Co Ltd Lubrication structure of piston pin for internal combustion engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03953A (en) * 1989-05-29 1991-01-07 Yamaha Motor Co Ltd Lubrication structure of piston pin for internal combustion engine

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