JPS6384414U - - Google Patents
Info
- Publication number
- JPS6384414U JPS6384414U JP17912786U JP17912786U JPS6384414U JP S6384414 U JPS6384414 U JP S6384414U JP 17912786 U JP17912786 U JP 17912786U JP 17912786 U JP17912786 U JP 17912786U JP S6384414 U JPS6384414 U JP S6384414U
- Authority
- JP
- Japan
- Prior art keywords
- crankshaft
- arm part
- parts
- flywheel
- combustion engine
- 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 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Description
第１図はこの考案の一実施例を示すクランク軸
の平面図、第２図はこの実施例におけるクランク
軸端部の共振モードを模式的に示す説明図、第３
図はクランク軸後端部における振動の伝達関数を
示す特性図、第４図は第３図の伝達関数の測定方
法を説明する説明図、第５図はこの考案の異なる
実施例を示すクランク軸の平面図、第６図はバラ
ンス率による機関前後方向の振動の変化を示す特
性図、第７図はバランス率の説明図、第８図はこ
の考案のさらに異なる実施例を示すクランク軸の
平面図、第９図は従来におけるクランク軸を示す
平面図、第１０図は従来におけるクランク軸端部
の共振モードを模式的に示す説明図である。
１〜５……第１〜第５ジヤーナル部、６〜９…
…第１〜第４ピン部、１０〜１７……第１〜第８
アーム部、１８……カウンタウエイト、２０……
フライホイール。
Fig. 1 is a plan view of a crankshaft showing an embodiment of this invention, Fig. 2 is an explanatory diagram schematically showing the resonance mode at the end of the crankshaft in this embodiment, and Fig. 3
The figure is a characteristic diagram showing the vibration transfer function at the rear end of the crankshaft, Figure 4 is an explanatory diagram explaining the method for measuring the transfer function in Figure 3, and Figure 5 is a crankshaft showing a different embodiment of this invention. Fig. 6 is a characteristic diagram showing the change in vibration in the longitudinal direction of the engine depending on the balance ratio, Fig. 7 is an explanatory diagram of the balance ratio, and Fig. 8 is a plane view of the crankshaft showing a further different embodiment of this invention. FIG. 9 is a plan view showing a conventional crankshaft, and FIG. 10 is an explanatory diagram schematically showing a resonance mode of a conventional crankshaft end. 1 to 5...1st to 5th journal parts, 6 to 9...
...1st to 4th pin parts, 10 to 17...1st to 8th pin parts
Arm part, 18... Counterweight, 20...
Flywheel.
Claims (1)
ンロツド大端部が連結される複数のピン部と、こ
れらのジヤーナル部およびピン部を結合するアー
ム部と、このアーム部端部に延長して形成された
カウンタウエイトとを備えてなり、かつ一端にフ
ライホイールが装着される内燃機関のクランク軸
において、上記フライホイールに最も近いアーム
部におけるカウンタウエイトを除去し、あるいは
小型に形成したことを特徴とする内燃機関のクラ
ンク軸。 A plurality of journal parts supported by a bearing part, a plurality of pin parts to which connecting rod large ends are connected, an arm part that connects these journal parts and pin parts, and an arm part extending to the end of this arm part. In the crankshaft of an internal combustion engine, the crankshaft is equipped with a flywheel at one end, and the counterweight at the arm closest to the flywheel is removed or made smaller. The crankshaft of an internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17912786U JPS6384414U (en) | 1986-11-21 | 1986-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17912786U JPS6384414U (en) | 1986-11-21 | 1986-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6384414U true JPS6384414U (en) | 1988-06-02 |
Family
ID=31121909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17912786U Pending JPS6384414U (en) | 1986-11-21 | 1986-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6384414U (en) |
-
1986
- 1986-11-21 JP JP17912786U patent/JPS6384414U/ja active Pending
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