JPH03116747U - - Google Patents
Info
- Publication number
- JPH03116747U JPH03116747U JP2596390U JP2596390U JPH03116747U JP H03116747 U JPH03116747 U JP H03116747U JP 2596390 U JP2596390 U JP 2596390U JP 2596390 U JP2596390 U JP 2596390U JP H03116747 U JPH03116747 U JP H03116747U
- Authority
- JP
- Japan
- Prior art keywords
- cooling
- cavity
- divided
- cooling oil
- piston
- 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
- 238000001816 cooling Methods 0.000 claims description 10
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/16—Pistons having cooling means
- F02F3/20—Pistons having cooling means the means being a fluid flowing through or along piston
- F02F3/22—Pistons having cooling means the means being a fluid flowing through or along piston the fluid being liquid
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Description
第１図は本考案に係るピストンの一実施例を示
す縦断面図、第２図は第１図の−線に沿う横
断面図である。
１０……ピストン、１２……環状冷却空洞、１
２ａ及び１２ｂ……分割空洞、１４ａ及び１４ｂ
……冷却油入口、１６ａ及び１６ｂ……冷却油出
口。
FIG. 1 is a longitudinal cross-sectional view showing an embodiment of a piston according to the present invention, and FIG. 2 is a cross-sectional view taken along the line - in FIG. 1. 10... Piston, 12... Annular cooling cavity, 1
2a and 12b...divided cavity, 14a and 14b
...Cooling oil inlet, 16a and 16b...Cooling oil outlet.
Claims (1)
却空洞を形成し、同冷却空洞に冷却油の入口及び
冷却油の出口を設けてなるものにおいて、上記冷
却空洞が、円周方向に区分された複数の弧状空洞
に分割され、夫々の分割空洞に冷却油入口と冷却
油出口とを設けたことを特徴とするピストン。 An annular cooling cavity is formed in the top of the piston using a soluble core, and the cooling cavity is provided with a cooling oil inlet and a cooling oil outlet, and the cooling cavity is divided in the circumferential direction. A piston characterized in that it is divided into a plurality of arcuate cavities, and each divided cavity is provided with a cooling oil inlet and a cooling oil outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2596390U JPH03116747U (en) | 1990-03-14 | 1990-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2596390U JPH03116747U (en) | 1990-03-14 | 1990-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03116747U true JPH03116747U (en) | 1991-12-03 |
Family
ID=31528879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2596390U Pending JPH03116747U (en) | 1990-03-14 | 1990-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03116747U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007296836A (en) * | 2006-04-03 | 2007-11-15 | Toppan Forms Co Ltd | Concealment sheet |
| JP2009160818A (en) * | 2008-01-07 | 2009-07-23 | Dainippon Printing Co Ltd | Concealment postcard |
-
1990
- 1990-03-14 JP JP2596390U patent/JPH03116747U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007296836A (en) * | 2006-04-03 | 2007-11-15 | Toppan Forms Co Ltd | Concealment sheet |
| JP2009160818A (en) * | 2008-01-07 | 2009-07-23 | Dainippon Printing Co Ltd | Concealment postcard |