JPH0287943U - - Google Patents
Info
- Publication number
- JPH0287943U JPH0287943U JP16639388U JP16639388U JPH0287943U JP H0287943 U JPH0287943 U JP H0287943U JP 16639388 U JP16639388 U JP 16639388U JP 16639388 U JP16639388 U JP 16639388U JP H0287943 U JPH0287943 U JP H0287943U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- combustion engine
- internal combustion
- cut portion
- front 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 235000013372 meat Nutrition 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案による内燃機関用ピストンの一
つの実施例を示す正面図、第２図は第１図の線
−に沿う断面図、第３図は第１図の線−に
沿う部分的断面図、第４図乃至第６図は各々本考
案による内燃機関用ピストンの他の実施例を示す
上部の部分的断面図、第７図は本考案による内燃
機関用ピストンの他の実施例を示す正面図、第８
図は第７図に示された内燃機関用ピストンの縦断
面図、第９図は第８図の線−に沿う断面図、
第１０図は本考案による内燃機関用ピストンとコ
ネクテイングロツドとの組合せ例を示す正面図で
ある。
１０……内燃機関用ピストン、１２……ピスト
ン頂部、１４……スカート部、１６……トツプリ
ング溝、１８……セカンドリング溝、２０……オ
イルリング溝、２２……ピストンピン孔、２４…
…サイドカツト部、２５……下端壁、２６……正
面壁、２７……上端壁、２８……ピストン内部空
間、２９……天井壁、３０……オイル通路、３２
……ピンボス部、３４……上部肉盗み部、３６…
…上部オイル回収溝、３７……上部オイル導入溝
、３８……下部オイル導入溝、４０……コネクテ
イングロツド、４２……中央オイル噴出孔、４４
……側部オイル噴出孔、４６……間欠オイル供給
孔。
FIG. 1 is a front view showing one embodiment of a piston for an internal combustion engine according to the present invention, FIG. 2 is a sectional view taken along the line - of FIG. 1, and FIG. 4 to 6 are partial cross-sectional views of the upper part of other embodiments of the piston for an internal combustion engine according to the present invention, and FIG. 7 shows another embodiment of the piston for an internal combustion engine according to the present invention. Front view shown, No. 8
The figure is a longitudinal sectional view of the internal combustion engine piston shown in FIG. 7, and FIG. 9 is a sectional view taken along the line - of FIG. 8.
FIG. 10 is a front view showing an example of a combination of a piston for an internal combustion engine and a connecting rod according to the present invention. DESCRIPTION OF SYMBOLS 10...Piston for internal combustion engine, 12...Piston top, 14...Skirt portion, 16...Top ring groove, 18...Second ring groove, 20...Oil ring groove, 22...Piston pin hole, 24...
...Side cut portion, 25...Lower end wall, 26...Front wall, 27...Upper end wall, 28...Piston internal space, 29...Ceiling wall, 30...Oil passage, 32
...Pin boss part, 34...Upper meat stealing part, 36...
...Upper oil recovery groove, 37...Upper oil introduction groove, 38...Lower oil introduction groove, 40...Connecting rod, 42...Center oil spout hole, 44
...Side oil spout hole, 46...Intermittent oil supply hole.
Claims (1)
口端の周りにピストン外周面より窪んだサイドカ
ツト部を有する内燃機関用ピストンに於て、前記
サイドカツト部の正面壁がスカート側よりピスト
ン頂部側へ向うに従いピストン中心に近付くよう
傾斜し、該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ことを特徴とする内燃
機関用ピストン。 In an internal combustion engine piston having 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, as the front wall of the side cut portion goes from the skirt side to the piston top side, the piston A piston for an internal combustion engine, characterized in that the piston is inclined toward the center and has an oil passage in an upper part of the front wall that communicates with an internal space of the piston.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988166393U JP2522913Y2 (en) | 1988-12-23 | 1988-12-23 | Piston for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988166393U JP2522913Y2 (en) | 1988-12-23 | 1988-12-23 | Piston for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0287943U true JPH0287943U (en) | 1990-07-12 |
| JP2522913Y2 JP2522913Y2 (en) | 1997-01-22 |
Family
ID=31453731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988166393U Expired - Lifetime JP2522913Y2 (en) | 1988-12-23 | 1988-12-23 | Piston for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2522913Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60120242U (en) * | 1984-01-24 | 1985-08-14 | 愛知機械工業株式会社 | Piston for internal combustion engine |
-
1988
- 1988-12-23 JP JP1988166393U patent/JP2522913Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60120242U (en) * | 1984-01-24 | 1985-08-14 | 愛知機械工業株式会社 | Piston for internal combustion engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2522913Y2 (en) | 1997-01-22 |