JPH0163751U - - Google Patents
Info
- Publication number
- JPH0163751U JPH0163751U JP1987159292U JP15929287U JPH0163751U JP H0163751 U JPH0163751 U JP H0163751U JP 1987159292 U JP1987159292 U JP 1987159292U JP 15929287 U JP15929287 U JP 15929287U JP H0163751 U JPH0163751 U JP H0163751U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- combustion engine
- internal combustion
- sliding
- recess
- 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 2
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案の実施例を示すピストンの側面
図、第２図は同正面図、第３図は従来のスカート
の円周方向に油溝を形成したピストンの側面図、
第４図は同正面図である。
図の主要部分の説明、１１……スカート、１２
……ピンボス部、１３，１４……凹部、１５……
凹溝、１６……スラ・反スラ方向の頂点、１７…
…溝深さ零の位置。
FIG. 1 is a side view of a piston showing an embodiment of the present invention, FIG. 2 is a front view of the same, and FIG. 3 is a side view of a conventional piston with oil grooves formed in the circumferential direction of the skirt.
FIG. 4 is a front view of the same. Explanation of the main parts of the figure, 11...Skirt, 12
...Pin boss part, 13, 14...Recessed part, 15...
Concave groove, 16... Vertex in sliding/anti-sliding direction, 17...
...The position where the groove depth is zero.
Claims (1)
延びる凹溝を、スラ・反スラ方向からピンボス部
を囲む凹部に至るに従つて浅くなり、該凹部に至
る直前の位置で溝深さが零になるように形成した
ことを特徴とする内燃機関用ピストン。 A concave groove extending in the circumferential direction is formed on the skirt of a piston for an internal combustion engine, and the groove becomes shallower from the sliding/anti-sliding direction to the recess surrounding the pin boss, and the groove depth becomes zero at a position immediately before reaching the recess. A piston for an internal combustion engine, characterized in that the piston is formed to have the following characteristics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159292U JPH085320Y2 (en) | 1987-10-20 | 1987-10-20 | Piston for internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987159292U JPH085320Y2 (en) | 1987-10-20 | 1987-10-20 | Piston for internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0163751U true JPH0163751U (en) | 1989-04-24 |
| JPH085320Y2 JPH085320Y2 (en) | 1996-02-14 |
Family
ID=31440376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987159292U Expired - Lifetime JPH085320Y2 (en) | 1987-10-20 | 1987-10-20 | Piston for internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH085320Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5646043U (en) * | 1979-09-17 | 1981-04-24 | ||
| JPS61167773A (en) * | 1985-01-21 | 1986-07-29 | Kawasaki Heavy Ind Ltd | Reciprocating machine piston |
| JPS6258049A (en) * | 1985-09-06 | 1987-03-13 | コルベンシユミツト・アクチエンゲゼルシヤフト | Piston made of light metal |
-
1987
- 1987-10-20 JP JP1987159292U patent/JPH085320Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5646043U (en) * | 1979-09-17 | 1981-04-24 | ||
| JPS61167773A (en) * | 1985-01-21 | 1986-07-29 | Kawasaki Heavy Ind Ltd | Reciprocating machine piston |
| JPS6258049A (en) * | 1985-09-06 | 1987-03-13 | コルベンシユミツト・アクチエンゲゼルシヤフト | Piston made of light metal |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH085320Y2 (en) | 1996-02-14 |