JPH01131847U - - Google Patents
Info
- Publication number
- JPH01131847U JPH01131847U JP2749788U JP2749788U JPH01131847U JP H01131847 U JPH01131847 U JP H01131847U JP 2749788 U JP2749788 U JP 2749788U JP 2749788 U JP2749788 U JP 2749788U JP H01131847 U JPH01131847 U JP H01131847U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- opening
- predetermined distance
- groove
- circumferential groove
- 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
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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正
面図、第２図は第１図の線―に沿つた断面図
、第３図は第１図の線―に沿つた断面図、第
４図から第６図はそれぞれ第３図の縦方向の溝の
変形例を示す図、第７図はピストンとシリンダボ
アを示す略図、第８図は本考案の第２実施例を示
す図、第９図は本考案の第３実施例を示す図、第
１０図は本考案の第３実施例を示す図である。
１６……ピストンスカート部、１８……オイル
リング溝、２２……ピストンピン、２４……ピス
トンピン穴、３２……周方向の溝、３４……縦方
向の溝。
Fig. 1 is a front view 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, Fig. 3 is a sectional view taken along the line of Fig. 1, and Fig. 4. 6 to 6 are views showing modifications of the longitudinal grooves in FIG. 3, FIG. 7 is a schematic view showing the piston and cylinder bore, FIG. 8 is a view showing a second embodiment of the present invention, and FIG. 9 10 is a diagram showing a third embodiment of the present invention, and FIG. 10 is a diagram showing a third embodiment of the present invention. 16... Piston skirt portion, 18... Oil ring groove, 22... Piston pin, 24... Piston pin hole, 32... Circumferential groove, 34... Vertical groove.
Claims (1)
受ける穴の開口部から横に所定の距離で始まりか
つ反対側の穴の開口部から横に所定の距離で終端
する周方向の溝を形成し、且つ、該周方向の溝と
ピストンの下端又はリング溝とを連通する縦方向
の溝とを設けた内燃機関用ピストン。 forming a circumferential groove on the outer periphery of the piston skirt portion starting at a predetermined distance laterally from the opening of the piston pin-receiving hole and terminating at a predetermined distance laterally from the opening of the opposite hole; A piston for an internal combustion engine, comprising a longitudinal groove communicating the circumferential groove with a lower end of the piston or a ring groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2749788U JPH01131847U (en) | 1988-03-03 | 1988-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2749788U JPH01131847U (en) | 1988-03-03 | 1988-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01131847U true JPH01131847U (en) | 1989-09-07 |
Family
ID=31250041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2749788U Pending JPH01131847U (en) | 1988-03-03 | 1988-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01131847U (en) |
-
1988
- 1988-03-03 JP JP2749788U patent/JPH01131847U/ja active Pending