JPS6072949U - internal combustion engine piston - Google Patents
internal combustion engine pistonInfo
- Publication number
- JPS6072949U JPS6072949U JP16404083U JP16404083U JPS6072949U JP S6072949 U JPS6072949 U JP S6072949U JP 16404083 U JP16404083 U JP 16404083U JP 16404083 U JP16404083 U JP 16404083U JP S6072949 U JPS6072949 U JP S6072949U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- combustion engine
- internal combustion
- engine piston
- lower wall
- 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
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
第１図は従来の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袋 ・置の縦断面図、第
４図は、第３図の装置の底面図、第５図は、第３図のさ
さえ部のかしめ前の部分拡大側面図、である。
１０・・・ピストン本体、１１・・・ピストン頂部、１
７・・・ピストン裏面、１８・・・ささえ部、１９・・
・先端部、２０・・・かしめ部、２１・・・オイル室の
下壁、２２・・・オイル室、２３１・・穴、２４・・・
オイル注入口、２５・・・オイル排出口。Fig. 1 is a vertical cross-sectional view of a conventional piston, Fig. 2 is a cross-sectional view taken along the line ■-■ in Fig. 1, and Fig. 3 is a piston cooling bag for an internal combustion engine according to an embodiment of the present invention. FIG. 4 is a bottom view of the device shown in FIG. 3, and FIG. 5 is a partially enlarged side view of the support portion shown in FIG. 3 before caulking. 10... Piston body, 11... Piston top, 1
7... Back side of the piston, 18... Support part, 19...
- Tip part, 20... Caulked part, 21... Lower wall of oil chamber, 22... Oil chamber, 231... Hole, 24...
Oil inlet, 25... oil outlet.
Claims (1)
内燃機関のピストンにおいて、前記オイル室の下壁を、
ピストン本体とは別体の部材から構成し、該下壁をピス
トン頂部裏面から下方に向けて突出させたささえ部に嵌
め込みささえ部をかしめて固定し、かつ前記下壁にオイ
ル注入口とオイル排出口とを設けたことを特徴とする内
燃機関のピストン。In a piston of an internal combustion engine having an oil chamber for cooling the piston on the back surface of the top of the piston, the lower wall of the oil chamber is
It is composed of a member separate from the piston body, and the lower wall is fitted into a supporting part that projects downward from the back surface of the top of the piston, and the supporting part is fixed by caulking.The lower wall has an oil inlet and an oil drain. A piston for an internal combustion engine, characterized in that it is provided with an outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16404083U JPS6072949U (en) | 1983-10-25 | 1983-10-25 | internal combustion engine piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16404083U JPS6072949U (en) | 1983-10-25 | 1983-10-25 | internal combustion engine piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6072949U true JPS6072949U (en) | 1985-05-22 |
Family
ID=30359753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16404083U Pending JPS6072949U (en) | 1983-10-25 | 1983-10-25 | internal combustion engine piston |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6072949U (en) |
-
1983
- 1983-10-25 JP JP16404083U patent/JPS6072949U/en active Pending
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