JPH03110157U - - Google Patents
Info
- Publication number
- JPH03110157U JPH03110157U JP1848690U JP1848690U JPH03110157U JP H03110157 U JPH03110157 U JP H03110157U JP 1848690 U JP1848690 U JP 1848690U JP 1848690 U JP1848690 U JP 1848690U JP H03110157 U JPH03110157 U JP H03110157U
- Authority
- JP
- Japan
- Prior art keywords
- skirt
- side cut
- piston
- combustion engine
- internal combustion
- 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 6
- 238000009751 slip forming Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は、本考案実施例の内燃機関用ピストン
１０の正面図を示す。第２図は、第１図における
方向矢視図を示す。第３図は、第１図における
方向矢視図を示す。第４図は、第１図における
Ａ−Ａ断面図を示す。第５図は、従来技術の内燃
機関用ピストンの断面図を示す。
１０……内燃機関用ピストン、１１……クラウ
ン部、１２……コンプレツシヨンリング溝（リン
グ溝）、１３……オイルリング溝（最もスカート
部に近いリング溝）、１４……スカート部、１５
……スカート面、１６……ピン穴、１７……サイ
ドカツト部、１８……中抜き溝、２０……連通路
。
FIG. 1 shows a front view of a piston 10 for an internal combustion engine according to an embodiment of the present invention. FIG. 2 shows a directional view in FIG. 1. FIG. 3 shows a directional view in FIG. 1. FIG. 4 shows a sectional view taken along line AA in FIG. FIG. 5 shows a sectional view of a prior art piston for an internal combustion engine. 10... Piston for internal combustion engine, 11... Crown portion, 12... Compression ring groove (ring groove), 13... Oil ring groove (ring groove closest to the skirt portion), 14... Skirt portion, 15
... Skirt surface, 16 ... Pin hole, 17 ... Side cut portion, 18 ... Hollow groove, 20 ... Communication path.
Claims (1)
複数のリング溝と、前記クラウン部に連続的に形
成されるスカート部と、該スカート部に形成され
るスカート面と、前記スカート部に対向して形成
される一対のピン穴と、前記スカート部の該ピン
穴軸垂直方向に対向して形成される一対のサイド
カツト部とを有する内燃機関用ピストンにおいて
、前記サイドカツト部はその周囲を前記スカート
面が包囲するように形成され、前記一対のサイド
カツト部に両端が到達する中抜き溝を前記スカー
ト面に形成した内燃機関用ピストン。 (2) 前記複数のリング溝のうち、最もスカート
部に近いリング溝と前記サイドカツト部とが連通
するように、前記サイドカツト部を包囲するスカ
ート面に連通路を形成したことを特徴とする請求
項(1)記載の内燃機関用ピストン。[Claims for Utility Model Registration] (1) A crown portion, a plurality of ring grooves formed in the crown portion, a skirt portion continuously formed in the crown portion, and a skirt formed in the skirt portion. In the piston for an internal combustion engine, the piston has a surface, a pair of pin holes formed to face each other in the skirt part, and a pair of side cut parts formed to face each other in a direction perpendicular to the pin hole axis of the skirt part. A piston for an internal combustion engine, wherein a side cut portion is formed so that the skirt surface surrounds the side cut portion, and a hollow groove is formed in the skirt surface with both ends reaching the pair of side cut portions. (2) A communication path is formed in the skirt surface surrounding the side cut portion so that the ring groove closest to the skirt portion among the plurality of ring grooves communicates with the side cut portion. (1) A piston for an internal combustion engine as described above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1848690U JPH03110157U (en) | 1990-02-26 | 1990-02-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1848690U JPH03110157U (en) | 1990-02-26 | 1990-02-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110157U true JPH03110157U (en) | 1991-11-12 |
Family
ID=31521641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1848690U Pending JPH03110157U (en) | 1990-02-26 | 1990-02-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010537103A (en) * | 2007-08-13 | 2010-12-02 | フェデラル−モーグル コーポレイション | Piston with skirt with oil flow slot |
-
1990
- 1990-02-26 JP JP1848690U patent/JPH03110157U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010537103A (en) * | 2007-08-13 | 2010-12-02 | フェデラル−モーグル コーポレイション | Piston with skirt with oil flow slot |