JPS6328913U - - Google Patents
Info
- Publication number
- JPS6328913U JPS6328913U JP12238886U JP12238886U JPS6328913U JP S6328913 U JPS6328913 U JP S6328913U JP 12238886 U JP12238886 U JP 12238886U JP 12238886 U JP12238886 U JP 12238886U JP S6328913 U JPS6328913 U JP S6328913U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- crankshaft
- supply hole
- hole
- crankpin
- 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
- 239000003921 oil Substances 0.000 claims 9
- 239000010687 lubricating oil Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 230000000379 polymerizing effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 2
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第１図は本考案の第１の実施例に係るクランク
シヤフトの縦断面図、第２図は第１図の―要
部縦断面図、第３図は第１図の―要部縦断面
図、第４図は本考案の第２の実施例に係るクラン
クシヤフトの縦断面図、第５図は本考案の第３の
実施例に係るクランクシヤフトの要部縦断面図、
第６図は第５図の―要部縦断面図、第７図は
第５図の―要部縦断面図、第８図は従来構造
をもつクランクシヤフトの側面図、第９図は第８
図の―縦断面図である。
１……クランクシヤフト、２……メインジヤー
ナル、３……クランクピンジヤーナル、４……重
合部、９……コンロツド、１０……シリンダブロ
ツク、２１……オイル通路、２２……オイル導入
孔、２３……オイル供給孔、２４……オイル吐出
孔、３１……オイルギヤラリー、４１……クラン
クピンメタル、４２……メインメタル、４５……
空洞部。
Fig. 1 is a vertical sectional view of a crankshaft according to a first embodiment of the present invention, Fig. 2 is a longitudinal sectional view of the main part of Fig. 1, and Fig. 3 is a longitudinal sectional view of the main part of Fig. 1. , FIG. 4 is a longitudinal cross-sectional view of a crankshaft according to a second embodiment of the present invention, and FIG. 5 is a longitudinal cross-sectional view of essential parts of a crankshaft according to a third embodiment of the present invention.
Fig. 6 is a vertical sectional view of the main part of Fig. 5, Fig. 7 is a longitudinal sectional view of the main part of Fig. 5, Fig. 8 is a side view of the crankshaft with a conventional structure, and Fig.
FIG. DESCRIPTION OF SYMBOLS 1...Crankshaft, 2...Main journal, 3...Crankpin journal, 4...Overlapping part, 9...Conrod, 10...Cylinder block, 21...Oil passage, 22...Oil introduction hole, 23 ... Oil supply hole, 24 ... Oil discharge hole, 31 ... Oil gear rally, 41 ... Crank pin metal, 42 ... Main metal, 45 ...
cavity.
Claims (1)
を軸方向に交互に設けるとともに、その内部に潤
滑油供給用のオイル通路を形成したクランクシヤ
フトであつて、上記メインジヤーナルとクランク
ピンジヤーナルとをクランク軸方向において適宜
に重合させる一方、上記オイル通路を、上記重合
部をクランク軸方向に貫通して該メインジヤーナ
ルとクランクピンジヤーナルの両者に跨つて形成
されるオイル供給孔と、上記メインジヤーナルの
外周面のしかも上記オイル供給孔に近接する位置
に一端が開口し他端が該オイル供給孔に連通する
オイル導入孔と、一端が上記オイル供給孔に連通
し他端が上記クランクピンジヤーナルの外周面に
開口するオイル吐出孔とで構成したことを特徴と
するクランクシヤフト。 A crankshaft in which main journals and crankpin journals are provided alternately in the axial direction, and an oil passage for supplying lubricating oil is formed inside the crankshaft, wherein the main journals and crankpin journals are arranged appropriately in the crankshaft direction. While polymerizing, the oil passage is connected to an oil supply hole that penetrates the overlapping portion in the crankshaft direction and is formed across both the main journal and the crankpin journal, and an oil supply hole that is formed on the outer circumferential surface of the main journal and the oil. an oil introduction hole having one end open at a position close to the supply hole and the other end communicating with the oil supply hole; and an oil discharge hole having one end communicating with the oil supply hole and the other end opening on the outer peripheral surface of the crankpin journal. A crankshaft characterized by comprising a hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986122388U JPH055285Y2 (en) | 1986-08-08 | 1986-08-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986122388U JPH055285Y2 (en) | 1986-08-08 | 1986-08-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6328913U true JPS6328913U (en) | 1988-02-25 |
| JPH055285Y2 JPH055285Y2 (en) | 1993-02-12 |
Family
ID=31012528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986122388U Expired - Lifetime JPH055285Y2 (en) | 1986-08-08 | 1986-08-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH055285Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140406A (en) * | 1984-08-02 | 1986-02-26 | Honda Motor Co Ltd | Lubricating means for crankshaft in engine |
-
1986
- 1986-08-08 JP JP1986122388U patent/JPH055285Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6140406A (en) * | 1984-08-02 | 1986-02-26 | Honda Motor Co Ltd | Lubricating means for crankshaft in engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH055285Y2 (en) | 1993-02-12 |