JPS61204905U - - Google Patents
Info
- Publication number
- JPS61204905U JPS61204905U JP8917585U JP8917585U JPS61204905U JP S61204905 U JPS61204905 U JP S61204905U JP 8917585 U JP8917585 U JP 8917585U JP 8917585 U JP8917585 U JP 8917585U JP S61204905 U JPS61204905 U JP S61204905U
- Authority
- JP
- Japan
- Prior art keywords
- intake valve
- closes
- opens
- locking arm
- valves
- 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
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Description
第１図は本考案に係る内燃機関のバルブ開閉機
構の実施例を示す正面図、第２図は第１図の平面
図、第３図は第２図に示した作動状態の要部断面
図、第４図は従来例を示す正面図である。
３……ロツカアーム、４……ロツカシヤフト、
５……プツシユロツド（駆動手段）、７……選択
手段、Ａ，Ｂ……吸気バルブ、Ｐ……係合構造。
Fig. 1 is a front view showing an embodiment of the valve opening/closing mechanism for an internal combustion engine according to the present invention, Fig. 2 is a plan view of Fig. 1, and Fig. 3 is a sectional view of the main part in the operating state shown in Fig. 2. , FIG. 4 is a front view showing a conventional example. 3...Rotsuka arm, 4...Rotsuka shaft,
5... Push rod (driving means), 7... Selection means, A, B... Intake valve, P... Engagement structure.
Claims (1)
る四個のバルブを一気筒に備えた内燃機関におい
て、吸気バルブの頭部に当接して吸気バルブを開
閉するロツカアームが、第一吸気バルブを開閉す
る第一ロツカアームと第二吸気バルブを開閉する
第二ロツカアームとに分割され、これ等ロツカア
ームは第一ロツカアームに第二ロツカアームが応
動する係合構造を備え、第一ロツカアームには吸
気バルブの開閉駆動手段を具備し、第二ロツカア
ームには第一ロツカアームとの係合構造を接離す
る選択手段を具備したことを特徴とする内燃機関
のバルブ開閉構造。 In an internal combustion engine in which one cylinder has four valves consisting of two intake valves and two exhaust valves, the locking arm that opens and closes the intake valve by contacting the head of the intake valve closes the first intake valve. It is divided into a first locking arm that opens and closes the intake valve, and a second locking arm that opens and closes the second intake valve. 1. A valve opening/closing structure for an internal combustion engine, characterized in that the second rocker arm is provided with a selection means for engaging and separating the engaging structure from the first rocker arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8917585U JPS61204905U (en) | 1985-06-13 | 1985-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8917585U JPS61204905U (en) | 1985-06-13 | 1985-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61204905U true JPS61204905U (en) | 1986-12-24 |
Family
ID=30642998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8917585U Pending JPS61204905U (en) | 1985-06-13 | 1985-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61204905U (en) |
-
1985
- 1985-06-13 JP JP8917585U patent/JPS61204905U/ja active Pending