JPS632539U - - Google Patents
Info
- Publication number
- JPS632539U JPS632539U JP9435986U JP9435986U JPS632539U JP S632539 U JPS632539 U JP S632539U JP 9435986 U JP9435986 U JP 9435986U JP 9435986 U JP9435986 U JP 9435986U JP S632539 U JPS632539 U JP S632539U
- Authority
- JP
- Japan
- Prior art keywords
- cooling water
- water passage
- protection plate
- metal protection
- passage structure
- 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 7
- 239000002184 metal Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 2
- 210000000078 claw Anatomy 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Description
第１図は本考案による冷却水通路構造を備えた
シリンダヘツドの一つの実施例を示す縦断面図、
第２図は第１図に示された本考案による冷却水通
路構造の要部を拡大して示す縦断面図、第３図は
本考案による冷却水通路構造に用いられる金属製
保護板の一例を示す概略斜視図である。
１０…シリンダヘツド、１２…燃焼室窪み、１
４…吸気ポート、１５…天井壁部、１６…排気ポ
ート、１７…天井壁部、１８…点火プラグホール
、１９…周壁部、２０…点火プラグ取付ねじ孔、
２２…冷却水通路、２４…金属製保護板、２６…
環状部、２８，３０…窪み部、３２…爪。
FIG. 1 is a longitudinal sectional view showing one embodiment of a cylinder head equipped with a cooling water passage structure according to the present invention;
FIG. 2 is an enlarged vertical cross-sectional view of the essential parts of the cooling water passage structure according to the present invention shown in FIG. 1, and FIG. 3 is an example of a metal protection plate used in the cooling water passage structure according to the present invention. FIG. 10... Cylinder head, 12... Combustion chamber recess, 1
4...Intake port, 15...Ceiling wall part, 16...Exhaust port, 17...Ceiling wall part, 18...Spark plug hole, 19...Peripheral wall part, 20...Spark plug mounting screw hole,
22...Cooling water passage, 24...Metal protection plate, 26...
Annular part, 28, 30... recessed part, 32... claw.
Claims (1)
となる部分に前記冷却水通路を形成するための砂
中子の崩壊防止用の金属製保護板が鋳包まれてい
ることを特徴とする内燃機関の冷却水通路構造。 A metal protection plate for preventing collapse of the sand core for forming the cooling water passage is cast in a narrow part of the cooling water passage where the walls are close to each other. Cooling water passage structure of internal combustion engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9435986U JPS632539U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9435986U JPS632539U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS632539U true JPS632539U (en) | 1988-01-09 |
Family
ID=30957734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9435986U Pending JPS632539U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS632539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542386U (en) * | 1991-11-15 | 1993-06-08 | 三男 山下 | Cosmetic groove lid for curved parts |
-
1986
- 1986-06-20 JP JP9435986U patent/JPS632539U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0542386U (en) * | 1991-11-15 | 1993-06-08 | 三男 山下 | Cosmetic groove lid for curved parts |
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