JPH024953U - - Google Patents
Info
- Publication number
- JPH024953U JPH024953U JP8416488U JP8416488U JPH024953U JP H024953 U JPH024953 U JP H024953U JP 8416488 U JP8416488 U JP 8416488U JP 8416488 U JP8416488 U JP 8416488U JP H024953 U JPH024953 U JP H024953U
- Authority
- JP
- Japan
- Prior art keywords
- heat
- internal combustion
- combustion engine
- resistant
- engine component
- 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 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 229910001234 light alloy Inorganic materials 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 2
- 238000013001 point bending Methods 0.000 claims description 2
- 230000003746 surface roughness Effects 0.000 description 4
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図はシリンダヘツドの断面図、第２図はセ
ラミツク部材の面粗さとシリンダヘツド本体の面
粗さとの関係を示すグラフである。
１…シリンダヘツド（内燃機関用部品）、２…
シリンダヘツド本体（軽合金製本体）、３…排気
ポート、４…セラミツク部材。
FIG. 1 is a sectional view of the cylinder head, and FIG. 2 is a graph showing the relationship between the surface roughness of the ceramic member and the surface roughness of the cylinder head body. 1... Cylinder head (parts for internal combustion engine), 2...
Cylinder head body (light alloy body), 3...exhaust port, 4...ceramic member.
補正 昭６３．８．２３
考案の名称を次のように補正する。
考案の名称 耐熱性内燃機関用部品
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment: August 23, 1981: The name of the invention is amended as follows. Title of the invention: Heat-resistant parts for internal combustion engines The scope of the utility model registration claims and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
軽合金製本体と、該本体鋳造時に該本体の高温
下に曝される部位に鋳ぐるまれた耐熱性セラミツ
ク部材とを有する耐熱性内燃機関用部品において
、前記セラミツク部材の三点曲げ破断応力σＢと
ヤング率Ｅとの比である破断歪σＢ／Ｅを、
σＢ／Ｅ≧４×１０−３
に設定したことを特徴とする耐熱性内燃機関用
部品。[Claims for Utility Model Registration] A heat-resistant internal combustion engine component comprising a light alloy body and a heat-resistant ceramic member cast in a portion of the body exposed to high temperatures during casting of the body, comprising: A heat-resistant internal combustion engine component, characterized in that a breaking strain σB/E, which is a ratio between a three-point bending breaking stress σB and a Young's modulus E, is set to σB/E≧4×10 −3 .
【図面の簡単な説明】
第１図はシリンダヘツドの断面図、第２図はセ
ラミツク部材の面粗さとシリンダヘツド本体の面
粗さとの関係を示すグラフである。
１…シリンダヘツド（内燃機関用部品）、２…
シリンダヘツド本体（軽合金製本体）、３…排気
ポート、４…セラミツク部材。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a sectional view of the cylinder head, and FIG. 2 is a graph showing the relationship between the surface roughness of the ceramic member and the surface roughness of the cylinder head body. 1... Cylinder head (parts for internal combustion engine), 2...
Cylinder head body (light alloy body), 3...exhaust port, 4...ceramic member.
Claims (1)
下に曝される部位に鋳ぐるまれた耐熱性セラミツ
ク部材とを有する耐熱性内燃機関用部品において
、前記セラミツク部材の三点曲げ破断応力σＢと
ヤング率Ｅとの比である破断歪σＢ／Ｅを、 σＢ／Ｅ≧４×１０−３ に設定したことを特徴とする耐熱性内燃機関用
部品。[Claims for Utility Model Registration] A heat-resistant internal combustion engine component comprising a light alloy body and a heat-resistant ceramic member cast in a portion of the body exposed to high temperatures during casting of the body, comprising: A heat-resistant internal combustion engine component, characterized in that a breaking strain σB/E, which is a ratio between a three-point bending breaking stress σB and a Young's modulus E, is set to σB/E≧4×10 −3 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8416488U JPH024953U (en) | 1988-06-24 | 1988-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8416488U JPH024953U (en) | 1988-06-24 | 1988-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH024953U true JPH024953U (en) | 1990-01-12 |
Family
ID=31308861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8416488U Pending JPH024953U (en) | 1988-06-24 | 1988-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH024953U (en) |
-
1988
- 1988-06-24 JP JP8416488U patent/JPH024953U/ja active Pending
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