JPS5892441U - Internal combustion engine piston cooling system - Google Patents

Internal combustion engine piston cooling system

Info

Publication number
JPS5892441U
JPS5892441U JP18910581U JP18910581U JPS5892441U JP S5892441 U JPS5892441 U JP S5892441U JP 18910581 U JP18910581 U JP 18910581U JP 18910581 U JP18910581 U JP 18910581U JP S5892441 U JPS5892441 U JP S5892441U
Authority
JP
Japan
Prior art keywords
piston
oil passage
combustion engine
internal combustion
cooling system
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
JP18910581U
Other languages
Japanese (ja)
Inventor
古賀　逸夫
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 JP18910581U priority Critical patent/JPS5892441U/en
Publication of JPS5892441U publication Critical patent/JPS5892441U/en
Pending 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
却装置の平面図、第２図は第１図の装置−の縦断面図、
である。 １・・・・・・ピストン頂部部材、２・曲・ピストン本
体、ｌａ、　２ａ−−−−−−ねじ部、２Ｃ，２ｄ、　
６．７ａ、　８ａ・・・・・・油通路、３・・・・・・
止めねじ、４・・・・・・ピストン頂面、５・・−５１
、？・・・・・・ピストンピン、８・・曲コンロッド。FIG. 1 is a plan view of a piston cooling device for an internal combustion engine according to an embodiment of the present invention, and FIG. 2 is a longitudinal sectional view of the device shown in FIG.
It is. 1... Piston top member, 2. Curved piston body, la, 2a------Threaded part, 2C, 2d,
6.7a, 8a...Oil passage, 3...
Set screw, 4...Piston top surface, 5...-51
,? ...Piston pin, 8...Bent connecting rod.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストンをピストン頂部部材とピストン頂部部材とは別
体でかつピストン頂部部材以外の部分からなるピストン
本体とのねじ止め構成とし、ピストン頂部部材の裏側に
溝を設けて該溝とピストン本体の頂面とにより油通路を
形成し、ピストン本体側にピストンピン内の油通路と前
記ピストン頂部の油通路とを連通ずる油通路および前記
ピストン頂部の油通路とピストン下方の空間とを連通ず
る油通路を形成したことを特徴とする内燃機関のピスト
ン冷却装置。The piston has a structure in which the piston top member and the piston top member are separate members and are screwed together with a piston body consisting of a portion other than the piston top member, and a groove is provided on the back side of the piston top member to connect the groove to the top surface of the piston body. an oil passage is formed by forming an oil passage, and an oil passage is provided on the piston body side that communicates the oil passage in the piston pin with the oil passage in the top of the piston, and an oil passage that communicates the oil passage in the top of the piston with the space below the piston. A piston cooling device for an internal combustion engine, characterized in that:
JP18910581U 1981-12-18 1981-12-18 Internal combustion engine piston cooling system Pending JPS5892441U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18910581U JPS5892441U (en) 1981-12-18 1981-12-18 Internal combustion engine piston cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18910581U JPS5892441U (en) 1981-12-18 1981-12-18 Internal combustion engine piston cooling system

Publications (1)

Publication Number Publication Date
JPS5892441U true JPS5892441U (en) 1983-06-22

Family

ID=29993064

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18910581U Pending JPS5892441U (en) 1981-12-18 1981-12-18 Internal combustion engine piston cooling system

Country Status (1)

Country Link
JP (1) JPS5892441U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107489511A (en) * 2016-12-23 2017-12-19 宝沃汽车（中国）有限公司 A kind of vehicle, engine and piston connecting rod unit cooling body

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107489511A (en) * 2016-12-23 2017-12-19 宝沃汽车（中国）有限公司 A kind of vehicle, engine and piston connecting rod unit cooling body

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