JPS62133943U - - Google Patents
Info
- Publication number
- JPS62133943U JPS62133943U JP2084986U JP2084986U JPS62133943U JP S62133943 U JPS62133943 U JP S62133943U JP 2084986 U JP2084986 U JP 2084986U JP 2084986 U JP2084986 U JP 2084986U JP S62133943 U JPS62133943 U JP S62133943U
- Authority
- JP
- Japan
- Prior art keywords
- bolt hole
- cylinder head
- combustion engine
- internal combustion
- gasket
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000498 cooling water Substances 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案に係る内燃エンジンの本体のボ
ルト穴の構造を適用したシリンダブロツクのボル
ト穴の一実施例を示す要部拡大断面図、第２図は
シリンダブロツクの上面図、第３図は従来のシリ
ンダブロツクのボルト穴の構造を示す要部拡大断
面図である。
１……シリンダブロツク、２……シリンダボア
、３……冷却水通路、４……ボルト穴、４ｂ……
ボルト穴周縁。
Fig. 1 is an enlarged sectional view of essential parts showing an example of a bolt hole of a cylinder block to which the structure of the bolt hole of an internal combustion engine main body according to the present invention is applied, Fig. 2 is a top view of the cylinder block, and Fig. 3 is a top view of the cylinder block. 1 is an enlarged sectional view of a main part showing the structure of a bolt hole of a conventional cylinder block. 1... Cylinder block, 2... Cylinder bore, 3... Cooling water passage, 4... Bolt hole, 4b...
Around the bolt hole.
Claims (1)
ンダヘツドを載置し、これらの所定箇所に合致さ
せて穿設した複数のボルト穴に夫々ボルトを挿通
し一体的に締付固定する内燃エンジンの、前記シ
リンダブロツク又は前記シリンダヘツドの少なく
とも一方のボルト穴の前記ガスケツトと当接する
開口端周縁を当該ボルト穴に向かつて凹むテーパ
面に形成したことを特徴とする内燃エンジンの本
体のボルト穴の構造。 A cylinder block of an internal combustion engine, in which a cylinder head is placed on the cylinder block via a gasket, and bolts are inserted into a plurality of bolt holes drilled to match the predetermined positions of the cylinder head, respectively, and then integrally tightened and fixed. Alternatively, a structure of a bolt hole in a main body of an internal combustion engine, characterized in that a peripheral edge of an opening end of at least one bolt hole of the cylinder head that comes into contact with the gasket is formed into a tapered surface that is concave toward the bolt hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2084986U JPS62133943U (en) | 1986-02-18 | 1986-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2084986U JPS62133943U (en) | 1986-02-18 | 1986-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62133943U true JPS62133943U (en) | 1987-08-24 |
Family
ID=30816740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2084986U Pending JPS62133943U (en) | 1986-02-18 | 1986-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62133943U (en) |
-
1986
- 1986-02-18 JP JP2084986U patent/JPS62133943U/ja active Pending
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