JPS6386417U - - Google Patents
Info
- Publication number
- JPS6386417U JPS6386417U JP18096586U JP18096586U JPS6386417U JP S6386417 U JPS6386417 U JP S6386417U JP 18096586 U JP18096586 U JP 18096586U JP 18096586 U JP18096586 U JP 18096586U JP S6386417 U JPS6386417 U JP S6386417U
- Authority
- JP
- Japan
- Prior art keywords
- crankshaft
- pin shaft
- opening
- normal direction
- crank arms
- 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 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
図面は本考案の実施例を示し、第１図はクラン
ク軸の一部切欠正面図、第２図は第１図の―
視断面図、第３図は第１図の―視断面図、第
４図は第１図の―視断面図である。
１……クランク軸、２……ジヤーナル軸、３…
…ピン軸、５……ピン軸における空洞部、５ａ…
…空洞部の開口部、６……クランクアーム、６ａ
……クランクアームの外側面、Ａ……クランク軸
の長手中心線、Ｂ……法線、８……リブ。
The drawings show an embodiment of the present invention, and FIG. 1 is a partially cutaway front view of the crankshaft, and FIG. 2 is a partial cutaway view of the crankshaft.
FIG. 3 is a cross-sectional view of FIG. 1, and FIG. 4 is a cross-sectional view of FIG. 1...Crankshaft, 2...Journal axis, 3...
...Pin shaft, 5...Cavity in pin shaft, 5a...
...Cavity opening, 6...Crank arm, 6a
...outer surface of the crank arm, A...longitudinal center line of the crankshaft, B...normal line, 8...rib.
Claims (1)
の内部に空洞部を有する中空軸に形成して成るク
ランク軸において、前記ピン軸における空洞部の
両クランクアーム外側面に対する開口部を、当該
開口部内面の左右両側にピン軸の中心からクラン
ク軸の長手中心線への法線方向に延びるリブを一
体的に造形して前記法線方向が長軸の長円形孔に
形成したことを特徴とする内燃機関用クランク軸
。 In a crankshaft in which the pin shaft between a pair of crank arms is formed as a hollow shaft having a hollow portion inside, an opening of the hollow portion of the pin shaft toward the outer surface of both crank arms is formed on the inner surface of the opening. An internal combustion engine characterized in that ribs extending in the normal direction from the center of the pin shaft to the longitudinal center line of the crankshaft are integrally formed on both left and right sides, and the normal direction is formed into an oblong hole with the long axis. Crankshaft for.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18096586U JPH037608Y2 (en) | 1986-11-25 | 1986-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18096586U JPH037608Y2 (en) | 1986-11-25 | 1986-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6386417U true JPS6386417U (en) | 1988-06-06 |
| JPH037608Y2 JPH037608Y2 (en) | 1991-02-26 |
Family
ID=31125405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18096586U Expired JPH037608Y2 (en) | 1986-11-25 | 1986-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037608Y2 (en) |
-
1986
- 1986-11-25 JP JP18096586U patent/JPH037608Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037608Y2 (en) | 1991-02-26 |