JPH0218605U - - Google Patents
Info
- Publication number
- JPH0218605U JPH0218605U JP9588688U JP9588688U JPH0218605U JP H0218605 U JPH0218605 U JP H0218605U JP 9588688 U JP9588688 U JP 9588688U JP 9588688 U JP9588688 U JP 9588688U JP H0218605 U JPH0218605 U JP H0218605U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- valve
- internal combustion
- combustion engine
- spring
- 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.)
- Granted
Links
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は自動二輪車等の小型車両に搭載される
変速機を後方に内蔵した内燃機関の要部の縦断面
図、第２図はバルブスプリングの曲がり等の現象
を説明するバルブスプリングの概略立面図、第３
図は本考案の一実施例による内燃機関のシリンダ
ヘツドを動弁機構と共に示す部分縦断面図、第４
図は同実施例による内燃機構のシリンダヘツドに
おけるガイド壁部を拡大して示す部分縦断面図、
第５図は同実施例による内燃機関のシリンダヘツ
ドにおけるガイド壁部を第４図におけるＡ線から
見た部分矢視図である。
４……吸気バルブ、５……排気バルブ、７……
バルブスプリング、２４……スプリング配設部、
３０……シリンダヘツド、３１……ガイド壁。
Figure 1 is a vertical cross-sectional view of the main parts of an internal combustion engine with a transmission built into the rear that is mounted on a small vehicle such as a motorcycle, and Figure 2 is a schematic diagram of a valve spring to explain phenomena such as valve spring bending. Front view, 3rd
The figure is a partial vertical sectional view showing the cylinder head of an internal combustion engine according to an embodiment of the present invention together with a valve mechanism.
The figure is a partial vertical sectional view showing an enlarged guide wall portion of the cylinder head of the internal combustion mechanism according to the same embodiment;
FIG. 5 is a partial view of the guide wall portion of the cylinder head of the internal combustion engine according to the same embodiment, viewed from line A in FIG. 4. 4...Intake valve, 5...Exhaust valve, 7...
Valve spring, 24... Spring arrangement part,
30...Cylinder head, 31...Guide wall.
Claims (1)
方向に付勢するバルブスプリング等が装着される
内燃機関のシリンダヘツドにおいて、前記バルブ
スプリングが配されるスプリング配設部には、前
記バルブスプリングの周方向における少なくとも
一部を該バルブスプリングに接近した状態で円弧
状に囲繞するガイド壁が、バルブスプリングの長
さ方向に沿つて形成されていることを特徴とする
内燃機関のシリンダヘツド。 In the cylinder head of an internal combustion engine where intake and exhaust valves and valve springs, etc. that normally bias these valves in the closed direction are installed, the spring arrangement part where the valve springs are arranged has a circumferential direction of the valve springs. A cylinder head for an internal combustion engine, characterized in that a guide wall surrounding at least a portion of the cylinder head in an arc shape in a state close to the valve spring is formed along the length direction of the valve spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9588688U JPH0517362Y2 (en) | 1988-07-20 | 1988-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9588688U JPH0517362Y2 (en) | 1988-07-20 | 1988-07-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0218605U true JPH0218605U (en) | 1990-02-07 |
| JPH0517362Y2 JPH0517362Y2 (en) | 1993-05-11 |
Family
ID=31320625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9588688U Expired - Lifetime JPH0517362Y2 (en) | 1988-07-20 | 1988-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0517362Y2 (en) |
-
1988
- 1988-07-20 JP JP9588688U patent/JPH0517362Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0517362Y2 (en) | 1993-05-11 |
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