JPS5859908U - Internal combustion engine intake and exhaust valve drive device - Google Patents
Internal combustion engine intake and exhaust valve drive deviceInfo
- Publication number
- JPS5859908U JPS5859908U JP15509081U JP15509081U JPS5859908U JP S5859908 U JPS5859908 U JP S5859908U JP 15509081 U JP15509081 U JP 15509081U JP 15509081 U JP15509081 U JP 15509081U JP S5859908 U JPS5859908 U JP S5859908U
- Authority
- JP
- Japan
- Prior art keywords
- valve drive
- valve stem
- internal combustion
- combustion engine
- drive device
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の吸排気弁駆動装置の断面図、第２図はバ
ルブクリアランスを有する場合の従来例を示す要部断面
図、第３図はこの考案に係る吸υ［無弁駆動装置の要部
断面図、第４図は異なる実施゛側番示す要部断面図であ
る。
１・・・・・・バルブ駆動カム、２・・・・・・吸排気
弁、３・・・・・田ツカアーム、５・・・・・・レバー
、６・・・・・・制御カム、１１・・・・・・凸面部。Fig. 1 is a sectional view of a conventional intake/exhaust valve drive device, Fig. 2 is a sectional view of main parts showing a conventional example with valve clearance, and Fig. 3 is a sectional view of the intake/exhaust valve drive device according to this invention. FIG. 4 is a cross-sectional view of the main part showing a different implementation side number. 1... Valve drive cam, 2... Intake and exhaust valve, 3... Tatsuka arm, 5... Lever, 6... Control cam, 11... Convex portion.
Claims (1)
上記バルブ駆動カムに、かつ他端がバルブステムに夫々
連動するロッカアームと、上記ロッカアームの背面に略
沿って配設され、上記背面を支点支持するための支持面
を有するとともに、バルブステム側め一端で回動可能に
支持されたレバーと、このレバーの傾斜を規制する制御
手段とを備え、特に上記ロッカアーム背面とレバー支持
面の少りとも一方において、バルブ駆動カムとバルブス
テムとの間のバルブステム寄りの位置に、その近傍より
曲率の大きい凸面部が設けられていることを特徴とする
内燃機関の吸排気弁駆動装置。A valve drive cam that rotates in synchronization with the rotation of the engine; a rocker arm that has one end linked to the valve drive cam and the other end linked to the valve stem; and a rocker arm that is disposed approximately along the back surface of the rocker arm, with the back surface serving as a fulcrum. The lever has a supporting surface for supporting the valve stem and is rotatably supported at one end on the valve stem side, and a control means for regulating the inclination of the lever. An intake/exhaust valve drive device for an internal combustion engine, characterized in that, on the one hand, a convex surface portion having a larger curvature than the vicinity thereof is provided at a position closer to the valve stem between the valve drive cam and the valve stem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15509081U JPS5859908U (en) | 1981-10-19 | 1981-10-19 | Internal combustion engine intake and exhaust valve drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15509081U JPS5859908U (en) | 1981-10-19 | 1981-10-19 | Internal combustion engine intake and exhaust valve drive device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5859908U true JPS5859908U (en) | 1983-04-22 |
| JPS6132091Y2 JPS6132091Y2 (en) | 1986-09-18 |
Family
ID=29947668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15509081U Granted JPS5859908U (en) | 1981-10-19 | 1981-10-19 | Internal combustion engine intake and exhaust valve drive device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5859908U (en) |
-
1981
- 1981-10-19 JP JP15509081U patent/JPS5859908U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6132091Y2 (en) | 1986-09-18 |
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