JPH02150444U - - Google Patents
Info
- Publication number
- JPH02150444U JPH02150444U JP5808689U JP5808689U JPH02150444U JP H02150444 U JPH02150444 U JP H02150444U JP 5808689 U JP5808689 U JP 5808689U JP 5808689 U JP5808689 U JP 5808689U JP H02150444 U JPH02150444 U JP H02150444U
- Authority
- JP
- Japan
- Prior art keywords
- balance weight
- combustion engine
- internal combustion
- increasing
- cooling nozzle
- 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 description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係わる内燃機関のバランスウ
エイトの一実施例を示す縦断側面図、第２図は第
１図の矢視−線に沿う横断正面図、第３図は
従来の内燃機関のバランスウエイトを示す縦断側
面図、第４図は第３図の矢視４−４線に沿う横断
正面図である。
１……クランクケース、２……シリンダライナ
、３……ピストン、４……ピストンピン、５……
コネクチングロツド、６……ピストン冷却ノズル
、７……クランクピン、８……バランスウエイト
、９……バランスウエイト８の回転時の外周部移
動軌跡線、ｔ１……円周方向の微小な間隙、ｔ２
……軸方向の微小な間隙。
Fig. 1 is a longitudinal side view showing an embodiment of the balance weight for an internal combustion engine according to the present invention, Fig. 2 is a transverse front view taken along the arrow line in Fig. FIG. 4 is a vertical cross-sectional side view showing the balance weight, and FIG. 4 is a cross-sectional front view taken along the line 4--4 in FIG. 1... Crank case, 2... Cylinder liner, 3... Piston, 4... Piston pin, 5...
Connecting rod, 6...Piston cooling nozzle, 7...Crank pin, 8...Balance weight, 9...Outer peripheral movement locus line during rotation of balance weight 8, t1 ...Small gap in circumferential direction , t 2
...A small gap in the axial direction.
Claims (1)
スウエイトにおいて、バランスウエイトのピスト
ン冷却ノズルに対向したバランスウエイト外周部
分に切欠部を設けることにより、これらのピスト
ン冷却ノズルとバランスウエイト外周部分との間
に円周方向及び軸方向の微小な間隙を形成し、バ
ランスウエイトの半径を大きくして、バランスウ
エイトの重心位置からの回転半径を大きくしたこ
を特徴とする内燃機関のバランスウエイト。 In a balance weight attached to the crankshaft of an internal combustion engine, by providing a notch in the outer circumferential portion of the balance weight opposite to the piston cooling nozzle of the balance weight, there is a gap between the piston cooling nozzle and the outer circumference of the balance weight in the circumferential direction and the outer circumferential portion of the balance weight. A balance weight for an internal combustion engine characterized by forming a small gap in the axial direction, increasing the radius of the balance weight, and increasing the rotation radius from the center of gravity of the balance weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5808689U JPH02150444U (en) | 1989-05-22 | 1989-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5808689U JPH02150444U (en) | 1989-05-22 | 1989-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02150444U true JPH02150444U (en) | 1990-12-26 |
Family
ID=31583377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5808689U Pending JPH02150444U (en) | 1989-05-22 | 1989-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02150444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008015532A2 (en) | 2006-07-31 | 2008-02-07 | Toyota Jidosha Kabushiki Kaisha | Counterweight |
-
1989
- 1989-05-22 JP JP5808689U patent/JPH02150444U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008015532A2 (en) | 2006-07-31 | 2008-02-07 | Toyota Jidosha Kabushiki Kaisha | Counterweight |