JPS6334342U - - Google Patents
Info
- Publication number
- JPS6334342U JPS6334342U JP12754586U JP12754586U JPS6334342U JP S6334342 U JPS6334342 U JP S6334342U JP 12754586 U JP12754586 U JP 12754586U JP 12754586 U JP12754586 U JP 12754586U JP S6334342 U JPS6334342 U JP S6334342U
- Authority
- JP
- Japan
- Prior art keywords
- piston
- hole
- ring groove
- oil
- oil ring
- 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
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に基づくピストンが適用された
エンジンを示す縦断面図である。第２図は第１図
のピストンの側面図である。第３図は本考案に基
づくピストンの第２の実施例を示す縦断面図であ
る。第４図は第３図のピストンの底面図である。
１……シリンダヘツド、１ａ……ウオータジヤ
ケツト、２……点火プラグ、３……シリンダライ
ナ、４……シリンダブロツク、４ａ……ウオータ
ジヤケツト、５……シリンダ室、６……ピストン
、６ａ……空洞、７……燃焼室、８……軸受孔、
９……コンロツド、９ａ……ボス、１０……軸受
孔、１１……ピストンピン、１２……スナツプリ
ング、１３……コンプレツシヨンリング、１３ａ
……コンプレツシヨンリング溝、１４……オイル
リング、１４ａ……オイルリング溝、１５……肉
抜き孔、１６……油抜き孔。
FIG. 1 is a longitudinal sectional view showing an engine to which a piston according to the present invention is applied. 2 is a side view of the piston of FIG. 1; FIG. FIG. 3 is a longitudinal sectional view showing a second embodiment of the piston according to the present invention. FIG. 4 is a bottom view of the piston of FIG. 3. 1... Cylinder head, 1a... Water jacket, 2... Spark plug, 3... Cylinder liner, 4... Cylinder block, 4a... Water jacket, 5... Cylinder chamber, 6... Piston, 6a ...Cavity, 7...Combustion chamber, 8...Bearing hole,
9... Conn rod, 9a... Boss, 10... Bearing hole, 11... Piston pin, 12... Snap ring, 13... Compression ring, 13a
... Compression ring groove, 14 ... Oil ring, 14a ... Oil ring groove, 15 ... Lightening hole, 16 ... Oil drain hole.
Claims (1)
ンであつて、 該ピストンの下方から頂部近傍に向けて穿設さ
れた肉抜き加工孔と、前記オイルリング溝の底部
と前記肉抜き加工孔とを互いに連通させる油抜き
孔とを有することを特徴とするピストン。 (2) 前記油抜き孔が、前記オイルリング溝と前
記肉抜き加工孔との間のラツプ代により形成され
ていることを特徴とする実用新案登録請求の範囲
第(1)項に記載のピストン。[Claims for Utility Model Registration] (1) A piston for an engine having an oil ring groove, including a hollowed hole drilled from the bottom of the piston toward the vicinity of the top, and a bottom of the oil ring groove. A piston characterized in that it has an oil drain hole that communicates with the lightened hole. (2) The piston according to claim 1, wherein the oil drain hole is formed by a lap between the oil ring groove and the lightened hole. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12754586U JPS6334342U (en) | 1986-08-21 | 1986-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12754586U JPS6334342U (en) | 1986-08-21 | 1986-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6334342U true JPS6334342U (en) | 1988-03-05 |
Family
ID=31022400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12754586U Pending JPS6334342U (en) | 1986-08-21 | 1986-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6334342U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287945U (en) * | 1988-12-23 | 1990-07-12 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5635538B2 (en) * | 1974-03-01 | 1981-08-18 |
-
1986
- 1986-08-21 JP JP12754586U patent/JPS6334342U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5635538B2 (en) * | 1974-03-01 | 1981-08-18 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0287945U (en) * | 1988-12-23 | 1990-07-12 |
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