JPS63108U - - Google Patents
Info
- Publication number
- JPS63108U JPS63108U JP9371686U JP9371686U JPS63108U JP S63108 U JPS63108 U JP S63108U JP 9371686 U JP9371686 U JP 9371686U JP 9371686 U JP9371686 U JP 9371686U JP S63108 U JPS63108 U JP S63108U
- Authority
- JP
- Japan
- Prior art keywords
- intake
- engine
- valve seat
- cylinder head
- valve seats
- 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 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は、本考案の第１の実施例に係るバルブ
シートの縦断面図、第２図は、第１の実施例に係
るバルブシートを実機によつて耐久試験した結果
を表すグラフ、第３図は、本考案の第２の実施例
に係るバルブシートの縦断面図である。
１……シリンダヘツド、２……バルブシート（
エンジンのバルブシート），３……吸排気弁、１
１……吸排気ポート、１２……燃焼室。
FIG. 1 is a vertical cross-sectional view of a valve seat according to a first embodiment of the present invention, and FIG. FIG. 3 is a longitudinal sectional view of a valve seat according to a second embodiment of the present invention. 1...Cylinder head, 2...Valve seat (
Engine valve seat), 3... Intake and exhaust valve, 1
1... Intake and exhaust port, 12... Combustion chamber.
Claims (1)
ートが燃焼室に臨む位置に取り付けられており吸
排気弁が当接するバルブシートであつて、該バル
ブシートの少なくとも外周部分は形状記憶合金で
作られており、該バルブシートは外径が縮められ
た状態で前記シリンダヘツドに取り付けられてい
ることを特徴とするエンジンのバルブシート。 In the cylinder head of an engine, the intake and exhaust ports are installed at positions facing the combustion chamber, and the intake and exhaust valves come into contact with the valve seats, and at least the outer peripheral portion of the valve seats is made of shape memory alloy. A valve seat for an engine, characterized in that the valve seat is attached to the cylinder head with its outer diameter reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9371686U JPS63108U (en) | 1986-06-19 | 1986-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9371686U JPS63108U (en) | 1986-06-19 | 1986-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63108U true JPS63108U (en) | 1988-01-05 |
Family
ID=30956526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9371686U Pending JPS63108U (en) | 1986-06-19 | 1986-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63108U (en) |
-
1986
- 1986-06-19 JP JP9371686U patent/JPS63108U/ja active Pending