JPH0352356U - - Google Patents

Info

Publication number
JPH0352356U
JPH0352356U JP11279989U JP11279989U JPH0352356U JP H0352356 U JPH0352356 U JP H0352356U JP 11279989 U JP11279989 U JP 11279989U JP 11279989 U JP11279989 U JP 11279989U JP H0352356 U JPH0352356 U JP H0352356U
Authority
JP
Japan
Prior art keywords
piston
side cut
cut portion
combustion engine
outer circumferential
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
JP11279989U
Other languages
Japanese (ja)
Other versions
JP2563046Y2 (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 JP1989112799U priority Critical patent/JP2563046Y2/en
Publication of JPH0352356U publication Critical patent/JPH0352356U/ja
Application granted granted Critical
Publication of JP2563046Y2 publication Critical patent/JP2563046Y2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Pistons, Piston Rings, And Cylinders (AREA)

Description

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

第１図は本考案の実施例によるピストンの正面
図、第２図は第１図の−断面図、第３図は第
１図の−断面図、第４〜５図はピストン周辺
のオイルの流れの模様を示すもので、第４図はピ
ストンの正面図で示したもの、第５図は第４図の
−断面図で示したもの、第６図は従来技術に
よるピストンの正面図、第７図は第６図の−
断面図とオイルの流れを示す。 １……ピストン、３……ピストンピン穴、５…
…サイドカツト部、６……サイドカツト部正面壁
、８……オイル穴上部壁、８ｂ……オイル穴上部
壁内側面、１０……オイル通路、１１……ピスト
ン内部空間、１４……オイル導入壁、１６……オ
イル通路入口。 Figure 1 is a front view of a piston according to an embodiment of the present invention, Figure 2 is a cross-sectional view of Figure 1, Figure 3 is a cross-sectional view of Figure 1, and Figures 4 and 5 show oil around the piston. Figure 4 shows a front view of the piston, Figure 5 shows a cross-sectional view of Figure 4, and Figure 6 shows a front view of a piston according to the prior art. Figure 7 is the − of Figure 6.
Shows a cross-sectional view and oil flow. 1... Piston, 3... Piston pin hole, 5...
...Side cut part, 6... Side cut part front wall, 8... Oil hole upper wall, 8b... Oil hole upper wall inner surface, 10... Oil passage, 11... Piston internal space, 14... Oil introduction wall, 16...Oil passage entrance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストン外周面に開口したピストンピン孔の開
口端の周りにピストン外周面より窪んだサイドカ
ツト部を有し、該サイドカツト部の正面壁の上部
にピストン内部空間と連通するオイル通路を有す
る内燃機関用ピストンにおいて、前記ピストンの
サイドカツト部の上部壁の下面をオイル穴に連続
する略前記オイル穴方向の傾斜としたことを特徴
とする内燃機関用ピストン。 A piston for an internal combustion engine, which has a side cut portion recessed from the piston outer circumferential surface around the open end of a piston pin hole opened in the piston outer circumferential surface, and has an oil passage communicating with the piston internal space at the upper part of the front wall of the side cut portion. A piston for an internal combustion engine, wherein the lower surface of the upper wall of the side cut portion of the piston is continuous with the oil hole and slopes substantially in the direction of the oil hole.
JP1989112799U 1989-09-28 1989-09-28 Piston for internal combustion engine Expired - Fee Related JP2563046Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989112799U JP2563046Y2 (en) 1989-09-28 1989-09-28 Piston for internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989112799U JP2563046Y2 (en) 1989-09-28 1989-09-28 Piston for internal combustion engine

Publications (2)

Publication Number Publication Date
JPH0352356U true JPH0352356U (en) 1991-05-21
JP2563046Y2 JP2563046Y2 (en) 1998-02-18

Family

ID=31661236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989112799U Expired - Fee Related JP2563046Y2 (en) 1989-09-28 1989-09-28 Piston for internal combustion engine

Country Status (1)

Country Link
JP (1) JP2563046Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014185522A (en) * 2013-03-21 2014-10-02 Hitachi Automotive Systems Ltd Piston of internal combustion engine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02112953U (en) * 1989-02-23 1990-09-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02112953U (en) * 1989-02-23 1990-09-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014185522A (en) * 2013-03-21 2014-10-02 Hitachi Automotive Systems Ltd Piston of internal combustion engine

Also Published As

Publication number Publication date
JP2563046Y2 (en) 1998-02-18

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees