JPH0313446U - - Google Patents
Info
- Publication number
- JPH0313446U JPH0313446U JP7174789U JP7174789U JPH0313446U JP H0313446 U JPH0313446 U JP H0313446U JP 7174789 U JP7174789 U JP 7174789U JP 7174789 U JP7174789 U JP 7174789U JP H0313446 U JPH0313446 U JP H0313446U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- ring groove
- oil
- oil ring
- thrust side
- 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
- 238000011084 recovery Methods 0.000 claims description 2
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の第１実施例のピストン構造を
装着したエンジンの縦断面図。第２図は第１図の
ピストンの拡大断面図。第３図は第２図のＡ−Ａ
線に沿う断面図。第４図は本考案の第２実施例の
ピストン構造の縦断面図。第５図は本考案の第３
実施例のピストン構造の側面図。第６図は第５図
のピストン構造の半断面図。第７図は第５図のＢ
−Ｂ線に沿う断面図。
１……ピストン、１ｃ……オイルリング溝、１
ｅ……オイル送給孔、１ｆ……オイル回収孔、８
……オイルリング。
FIG. 1 is a longitudinal sectional view of an engine equipped with a piston structure according to a first embodiment of the present invention. FIG. 2 is an enlarged sectional view of the piston shown in FIG. 1. Figure 3 is A-A of Figure 2.
A cross-sectional view along the line. FIG. 4 is a longitudinal sectional view of a piston structure according to a second embodiment of the present invention. Figure 5 shows the third part of this invention.
FIG. 3 is a side view of the piston structure of the example. FIG. 6 is a half-sectional view of the piston structure shown in FIG. 5. Figure 7 is B of Figure 5.
- A cross-sectional view taken along line B. 1... Piston, 1c... Oil ring groove, 1
e...Oil feed hole, 1f...Oil recovery hole, 8
...Oil ring.
Claims (1)
ング溝を有し、かつピストンのスラスト側及び反
スラスト側の前記ピストンスカート部にオイル送
給孔を開口させてなるエンジンのピストン構造に
おいて、 前記ピストンスカート部の前記オイルリング溝
に近接する位置に前記オイル送給孔が開口され、 前記オイルリング溝の底部に前記オイルリング
溝と前記ピストンの裏面とを連通するオイル回収
孔が形成されている、 ことを特徴とするエンジンのピストン構造。[Claims for Utility Model Registration] An engine piston having an oil ring groove adjacent to a piston skirt, and having oil feed holes opened in the piston skirt on the thrust side and anti-thrust side of the piston. In the structure, the oil feed hole is opened at a position close to the oil ring groove of the piston skirt portion, and an oil recovery hole that communicates between the oil ring groove and the back surface of the piston is formed at the bottom of the oil ring groove. An engine piston structure comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7174789U JPH0313446U (en) | 1989-06-21 | 1989-06-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7174789U JPH0313446U (en) | 1989-06-21 | 1989-06-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0313446U true JPH0313446U (en) | 1991-02-12 |
Family
ID=31609058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7174789U Pending JPH0313446U (en) | 1989-06-21 | 1989-06-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0313446U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997002418A1 (en) * | 1995-06-30 | 1997-01-23 | Isuzu Motors Limited | Piston |
| JP2002536560A (en) * | 1999-02-10 | 2002-10-29 | レアンダー シュスラー | Fiber products |
| KR100472320B1 (en) * | 2001-04-30 | 2005-03-09 | 혼다 기켄 고교 가부시키가이샤 | Piston for internal combustion engine |
| JP2006161214A (en) * | 2004-12-07 | 2006-06-22 | Yamamoto Kogaku Co Ltd | Head cover and goggle |
-
1989
- 1989-06-21 JP JP7174789U patent/JPH0313446U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997002418A1 (en) * | 1995-06-30 | 1997-01-23 | Isuzu Motors Limited | Piston |
| US5839351A (en) * | 1995-06-30 | 1998-11-24 | Isuzu Motors Limited | Piston |
| JP2002536560A (en) * | 1999-02-10 | 2002-10-29 | レアンダー シュスラー | Fiber products |
| KR100472320B1 (en) * | 2001-04-30 | 2005-03-09 | 혼다 기켄 고교 가부시키가이샤 | Piston for internal combustion engine |
| JP2006161214A (en) * | 2004-12-07 | 2006-06-22 | Yamamoto Kogaku Co Ltd | Head cover and goggle |
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