JPS60107344U - Internal combustion engine piston cooling system - Google Patents

Internal combustion engine piston cooling system

Info

Publication number
JPS60107344U
JPS60107344U JP19550183U JP19550183U JPS60107344U JP S60107344 U JPS60107344 U JP S60107344U JP 19550183 U JP19550183 U JP 19550183U JP 19550183 U JP19550183 U JP 19550183U JP S60107344 U JPS60107344 U JP S60107344U
Authority
JP
Japan
Prior art keywords
combustion engine
internal combustion
oil
piston cooling
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
JP19550183U
Other languages
Japanese (ja)
Inventor
広岡　昭彦
別所　博則
神田　睦美
清 中西
宗一 松下
Original Assignee
トヨタ自動車株式会社
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 トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP19550183U priority Critical patent/JPS60107344U/en
Publication of JPS60107344U publication Critical patent/JPS60107344U/en
Pending legal-status Critical Current

Links

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  • Lubrication Of Internal Combustion Engines (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) [Abstract] 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 the drawing]

第１図は従来の中空部付ピストンの縦断面図、第２図は
第１図の■−■線に沿う横断面図、第３図は本考案の一
実施例に係る内燃機関のピストン冷却装置の縦断面図、
第４図は第３図のＩＶ−ＩＶ線に沿う横断面図、第５図
は第３図の装置の部分底面図、である。 １２・・・ピストン、１３・・・頂部、１４・・・中空
部、１５・・・ピストン本体、１６・・・プレー”ト、
１８・・・オイルノズル、１９・・・ピストンピンボス
、２０・・・傾斜面から成る壁面、２１・・・オイルノ
ズル噴射位置、２２・・・天井面、２３，２４，２５・
・・オイルの排出口。Fig. 1 is a vertical cross-sectional view of a conventional piston with a hollow part, Fig. 2 is a cross-sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is a piston cooling of an internal combustion engine according to an embodiment of the present invention. longitudinal cross-sectional view of the device;
4 is a cross-sectional view taken along line IV--IV in FIG. 3, and FIG. 5 is a partial bottom view of the device in FIG. 3. 12... Piston, 13... Top, 14... Hollow part, 15... Piston body, 16... Plate,
18... Oil nozzle, 19... Piston pin boss, 20... Wall surface consisting of an inclined surface, 21... Oil nozzle injection position, 22... Ceiling surface, 23, 24, 25...
...Oil outlet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] オイルノズルによりピストン頂部裏側に設けられた中空
部にオイルを噴射してピストン頂部を冷却する内燃機関
のピストン冷却装置において、前記オイルノズルより噴
射されたオイルが当るオイルノズル噴射側のピストンピ
ンボスの壁面上部の形状を、少なくとも噴射されたオイ
ルの一部を前記オイルノズル噴射側の対角側に向けて案
内する傾斜面にしたことを特徴とする内燃機関のピスト
ン冷却装置。In a piston cooling device for an internal combustion engine that cools the piston top by injecting oil into a hollow part provided on the back side of the piston top by an oil nozzle, the wall surface of the piston pin boss on the oil nozzle injection side that is hit by the oil injected from the oil nozzle. 1. A piston cooling device for an internal combustion engine, characterized in that an upper portion has an inclined surface that guides at least a portion of the injected oil toward the diagonal side of the oil nozzle injection side.
JP19550183U 1983-12-21 1983-12-21 Internal combustion engine piston cooling system Pending JPS60107344U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19550183U JPS60107344U (en) 1983-12-21 1983-12-21 Internal combustion engine piston cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19550183U JPS60107344U (en) 1983-12-21 1983-12-21 Internal combustion engine piston cooling system

Publications (1)

Publication Number Publication Date
JPS60107344U true JPS60107344U (en) 1985-07-22

Family

ID=30753087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19550183U Pending JPS60107344U (en) 1983-12-21 1983-12-21 Internal combustion engine piston cooling system

Country Status (1)

Country Link
JP (1) JPS60107344U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015169091A (en) * 2014-03-05 2015-09-28 三菱自動車工業株式会社 Piston cooling structure of engine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015169091A (en) * 2014-03-05 2015-09-28 三菱自動車工業株式会社 Piston cooling structure of engine

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