JPH03123959U - - Google Patents
Info
- Publication number
- JPH03123959U JPH03123959U JP3436190U JP3436190U JPH03123959U JP H03123959 U JPH03123959 U JP H03123959U JP 3436190 U JP3436190 U JP 3436190U JP 3436190 U JP3436190 U JP 3436190U JP H03123959 U JPH03123959 U JP H03123959U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder block
- water jacket
- engine
- block structure
- cooling water
- 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 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図乃至第４図は本考案の第１実施例を示す
もので、第１図はＶ型エンジン用シリンダブロツ
クの正面図、第２図はシリンダブロツクの部分平
面図、第３図は排気量の大きなシリンダブロツク
についての部分平面図、第４図は排気量が小さな
シリンダブロツクについての部分平面図である。
第５図、第６図は他の実施例を示すもので、第５
図はシリンダブロツクの部分平面図、第６図は第
５図に示す−線断面図である。第７図は従来
の問題点を示すシリンダブロツクの説明図である
。
１０……シリンダブロツク、１５……冷却水入
口、１５ａ……冷却水入口の一側面側入口、１５
ｂ……冷却水入口の他側面側入口、１７……ウオ
ータジヤケツト、１８……シリンダボア、２３…
…ボス部、２３ａ……裏ボス部、２５……延長部
。
1 to 4 show a first embodiment of the present invention, in which FIG. 1 is a front view of a cylinder block for a V-type engine, FIG. 2 is a partial plan view of the cylinder block, and FIG. 3 is an exhaust FIG. 4 is a partial plan view of a cylinder block with a large displacement. FIG. 4 is a partial plan view of a cylinder block with a small displacement.
5 and 6 show other embodiments.
The figure is a partial plan view of the cylinder block, and FIG. 6 is a sectional view taken along the line shown in FIG. 5. FIG. 7 is an explanatory diagram of a cylinder block showing the conventional problems. 10...Cylinder block, 15...Cooling water inlet, 15a...Inlet on one side of the cooling water inlet, 15
b...Cooling water inlet on other side side inlet, 17...Water jacket, 18...Cylinder bore, 23...
...Boss part, 23a...Back boss part, 25...Extension part.
Claims (1)
系が配設されるシリンダブロツクの端面にねじ孔
が開口され、該ねじ孔のボス部が、前記シリンダ
ブロツクの端部に位置するシリンダボア回りのウ
オータジヤケツトの内壁まで延びる裏ボス部を有
し、 該裏ボス部に、前記ウオータジヤケツトの深さ
方向いつぱいに延びる延長部を備えてなるエンジ
ンのブロツク構造において、 前記シリンダブロツクの端面に、前記ウオータ
ジヤケツトの連なる冷却水入口が開口され、 該冷却水入口は、裏ボス部の前記延長部によつ
て、シリンダブロツクの一側面側入口と他側面側
入口とに区画されて、 該他側面側入口は、前記一側面側入口に比べて
、その開口面積が大きくされている、 ことを特徴とするエンジンのブロツク構造。[Claims for Utility Model Registration] A screw hole is opened in the end face of a cylinder block in which an intake system is disposed on one side and an exhaust system is disposed on the other side, and the boss of the screw hole is connected to the The engine has a back boss portion extending to the inner wall of the water jacket around the cylinder bore located at the end of the cylinder block, and the back boss portion is provided with an extension portion extending fully in the depth direction of the water jacket. In the block structure, a cooling water inlet connected to the water jacket is opened at an end face of the cylinder block, and the cooling water inlet is connected to one side inlet of the cylinder block and the other by the extension of the back boss part. An engine block structure characterized in that the engine block structure is divided into a side entrance and the other side entrance has a larger opening area than the one side entrance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3436190U JPH03123959U (en) | 1990-03-30 | 1990-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3436190U JPH03123959U (en) | 1990-03-30 | 1990-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123959U true JPH03123959U (en) | 1991-12-17 |
Family
ID=31538766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3436190U Pending JPH03123959U (en) | 1990-03-30 | 1990-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123959U (en) |
-
1990
- 1990-03-30 JP JP3436190U patent/JPH03123959U/ja active Pending
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