JPH041610U - - Google Patents
Info
- Publication number
- JPH041610U JPH041610U JP4148490U JP4148490U JPH041610U JP H041610 U JPH041610 U JP H041610U JP 4148490 U JP4148490 U JP 4148490U JP 4148490 U JP4148490 U JP 4148490U JP H041610 U JPH041610 U JP H041610U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- air hole
- valve guide
- air
- internal combustion
- 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
- 238000005461 lubrication Methods 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims 1
Description
第１図は本考案に係る内燃機関のバルブ用潤滑
構造の一実施例を適用したエンジンの要部縦断側
面図、第２図は第１図のＡ−Ａ線での断面拡大図
、第３図は第１図および第２図に示した同上構造
に適用したバルブガイド単体の外観斜視図である
。
１……シリンダーヘツド、２……吸気ポート、
３……吸気バルブ、４……バルブガイド、６……
貫通孔、７……周回溝、８……連結溝、９……空
気穴、１０……バルブガイド取付穴、１１……高
圧空気供給孔、１２……ステム部、１３……バル
ブ部、２０……空気層が形成される隙間。
FIG. 1 is a vertical sectional side view of the main parts of an engine to which an embodiment of the valve lubrication structure for an internal combustion engine according to the present invention is applied, FIG. 2 is an enlarged cross-sectional view taken along line A-A in FIG. 1, and FIG. This figure is an external perspective view of a single valve guide applied to the structure shown in FIGS. 1 and 2. 1...Cylinder head, 2...Intake port,
3...Intake valve, 4...Valve guide, 6...
Through hole, 7... Circumferential groove, 8... Connection groove, 9... Air hole, 10... Valve guide mounting hole, 11... High pressure air supply hole, 12... Stem part, 13... Valve part, 20 ...A gap where an air layer is formed.
Claims (1)
されているバルブを有した内燃機関のバルブ用潤
滑構造であつて、前記バルブガイドに、一端側が
このバルブガイドの内面に開口した空気穴を設け
るとともに、前記空気穴の他端側にこの空気穴内
に高圧空気を供給するための手段を接続してなり
、前記空気穴を通して供給される前記高圧空気で
前記バルブガイドの内面と前記バルブとの間に潤
滑用の空気層を生成するようにしたことを特徴と
する内燃機関のバルブ用潤滑構造。 A lubricating structure for a valve of an internal combustion engine having a valve slidably held through a cylindrical valve guide, the valve guide having an air hole with one end opening in the inner surface of the valve guide. and a means for supplying high-pressure air into the air hole is connected to the other end of the air hole, and the high-pressure air supplied through the air hole connects the inner surface of the valve guide and the valve. A lubrication structure for a valve of an internal combustion engine, characterized in that an air layer for lubrication is generated between the valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4148490U JPH041610U (en) | 1990-04-18 | 1990-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4148490U JPH041610U (en) | 1990-04-18 | 1990-04-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH041610U true JPH041610U (en) | 1992-01-08 |
Family
ID=31552193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4148490U Pending JPH041610U (en) | 1990-04-18 | 1990-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH041610U (en) |
-
1990
- 1990-04-18 JP JP4148490U patent/JPH041610U/ja active Pending
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