JPH0158703U - - Google Patents
Info
- Publication number
- JPH0158703U JPH0158703U JP15219987U JP15219987U JPH0158703U JP H0158703 U JPH0158703 U JP H0158703U JP 15219987 U JP15219987 U JP 15219987U JP 15219987 U JP15219987 U JP 15219987U JP H0158703 U JPH0158703 U JP H0158703U
- Authority
- JP
- Japan
- Prior art keywords
- valve stem
- stem guide
- valve
- intake
- guide
- 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
Description
第１図は本考案の一実施例に係る内燃機関の吸
気バルブ装置の断面図、第２図は第１図の装置の
部分拡大断面図、である。
１……シリンダヘツド、２……吸気ポート、５
……吸気バルブ、５ａ……傘部、５ｂ……バルブ
ステム、６……バルブステムガイド、１３……ラ
ビリンス溝、１４……オイル溜め溝、１５……オ
イル落し穴、１７……吸気ポート壁面、１８……
エツジ。
FIG. 1 is a sectional view of an intake valve device for an internal combustion engine according to an embodiment of the present invention, and FIG. 2 is a partially enlarged sectional view of the device shown in FIG. 1...Cylinder head, 2...Intake port, 5
... Intake valve, 5a ... Umbrella section, 5b ... Valve stem, 6 ... Valve stem guide, 13 ... Labyrinth groove, 14 ... Oil reservoir groove, 15 ... Oil pit, 17 ... Intake port wall, 18...
Etsuji.
Claims (1)
ト内に臨まされたバルブステムガイドにより摺動
可能に支持した内燃機関の吸気バルブ装置におい
て、前記バルブステムガイドのガイド穴の内周下
端部に、周方向に延びる複数のラビリンス溝を設
け、該バルブステムガイドの前記ラビリンス溝の
下方に、バルブステムガイドの外周面に沿つて流
れるオイルを貯溜するオイル溜め溝を形成し、該
オイル溜め溝をバルブステムガイドに形成された
オイル落し穴を介して前記吸気ポートと連通させ
、前記バルブステムガイドの下端外周部に、前記
オイル落し穴から流下するオイルを吸気ポート壁
面に沿つて流すエツジを設けたことを特徴とする
内燃機関の吸気バルブ装置。 In an intake valve device for an internal combustion engine, in which a valve stem of an intake valve is slidably supported by a valve stem guide whose lower end faces into an intake port, a circumferential direction is provided at the lower end of the inner periphery of the guide hole of the valve stem guide. a plurality of labyrinth grooves extending in the valve stem guide, an oil reservoir groove for storing oil flowing along the outer circumferential surface of the valve stem guide is formed below the labyrinth grooves of the valve stem guide, and the oil reservoir groove is connected to the valve stem guide. The valve stem guide is connected to the intake port through an oil drop hole formed in the valve stem guide, and an edge is provided on the outer periphery of the lower end of the valve stem guide to allow oil flowing down from the oil drop hole to flow along the wall surface of the intake port. Intake valve equipment for internal combustion engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15219987U JPH0158703U (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15219987U JPH0158703U (en) | 1987-10-06 | 1987-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0158703U true JPH0158703U (en) | 1989-04-12 |
Family
ID=31426913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15219987U Pending JPH0158703U (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0158703U (en) |
-
1987
- 1987-10-06 JP JP15219987U patent/JPH0158703U/ja active Pending
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