JPS61122319U - - Google Patents
Info
- Publication number
- JPS61122319U JPS61122319U JP526685U JP526685U JPS61122319U JP S61122319 U JPS61122319 U JP S61122319U JP 526685 U JP526685 U JP 526685U JP 526685 U JP526685 U JP 526685U JP S61122319 U JPS61122319 U JP S61122319U
- Authority
- JP
- Japan
- Prior art keywords
- dead center
- center side
- cooling water
- side part
- water passage
- 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
- 239000000498 cooling water Substances 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 2
- 230000009897 systematic effect Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案による内燃機関の二系統式冷却
装置の一つの実施例を示す縦断面図、第２図は本
考案による内燃機関の二系統式冷却装置の他の一
つの実施例を示す縦断面図である。
１……シリンダブロツク、２……シリンダボア
、３……燃焼室、４……上死点側冷却水通路、５
……下死点側冷却水通路、６，７……潤滑油通路
、８，９……延長部分、１０……シリンダヘツド
、１１……吸気ポート、１２……排気ポート、１
３……吸気弁、１４……排気弁、１５，１６……
断熱空気層、２０……ピストン、２１……ピスン
リング、２２……オイルリング。
FIG. 1 is a longitudinal sectional view showing one embodiment of the dual-system cooling device for an internal combustion engine according to the present invention, and FIG. 2 shows another embodiment of the dual-system cooling device for an internal combustion engine according to the present invention. FIG. 1... Cylinder block, 2... Cylinder bore, 3... Combustion chamber, 4... Top dead center side cooling water passage, 5
...Bottom dead center side cooling water passage, 6, 7...Lubricating oil passage, 8, 9...Extension part, 10...Cylinder head, 11...Intake port, 12...Exhaust port, 1
3...Intake valve, 14...Exhaust valve, 15, 16...
Insulating air layer, 20...piston, 21...piston ring, 22...oil ring.
Claims (1)
水通路が上死点側部分と下死点側部分とに分割さ
れて上死点側部分の冷却水通路には下死点側部分
の冷却水通路より低温の冷却水が供給されるよう
構成された内燃機関の二系統式冷却装置に於て、
前記上死点側部分の冷却水とこれに隣接する潤滑
油通路との間には前記下死点側部分の冷却水通路
及び断熱空気層のいずれかが設けられていること
を特徴とする二系統式冷却装置。 The cooling water passage extending around the cylinder bore is divided into a top dead center side part and a bottom dead center side part, and the cooling water passage of the top dead center side part has the cooling water of the bottom dead center side part. In a dual-system cooling system for an internal combustion engine configured to supply cooling water at a lower temperature from the passage,
Either the cooling water passage in the bottom dead center side portion or an insulating air layer is provided between the cooling water passage in the top dead center side portion and the lubricating oil passage adjacent thereto. Systematic cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP526685U JPS61122319U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP526685U JPS61122319U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61122319U true JPS61122319U (en) | 1986-08-01 |
Family
ID=30481612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP526685U Pending JPS61122319U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61122319U (en) |
-
1985
- 1985-01-18 JP JP526685U patent/JPS61122319U/ja active Pending