JPH0371108U - - Google Patents
Info
- Publication number
- JPH0371108U JPH0371108U JP13335689U JP13335689U JPH0371108U JP H0371108 U JPH0371108 U JP H0371108U JP 13335689 U JP13335689 U JP 13335689U JP 13335689 U JP13335689 U JP 13335689U JP H0371108 U JPH0371108 U JP H0371108U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- opening
- closing
- cam
- shaft
- 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 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案の実施例を示す縦断面図、第２
図は同じく平面図、第３図はカムシヤフトの平面
図である。
１……カムシヤフト、２……開弁用カム、３…
…閉弁用カム、４……バルブ、５……開弁用ロツ
カアーム、５ｂ……揺動先端、６……アジヤスト
スクリユ、７……ピボツト、９……シリンダヘツ
ド、１３……ローラフオロワ、１５……閉弁用ロ
ツカアーム、１５ａ……揺動先端、１６……シヤ
フト、１７……リテーナ。
Fig. 1 is a vertical sectional view showing an embodiment of the present invention;
This figure is also a plan view, and FIG. 3 is a plan view of the camshaft. 1...Camshaft, 2...Valve opening cam, 3...
... Valve closing cam, 4... Valve, 5... Valve opening rocker arm, 5b... Rocking tip, 6... Adjustment screw, 7... Pivot, 9... Cylinder head, 13... Roller follower, 15... Locker arm for valve closing, 15a... Rocking tip, 16... Shaft, 17... Retainer.
Claims (1)
開弁用カムと閉弁用カムをそれぞれ形成し、開弁
用カムに従動して吸気バルブまたは排気バルブを
開弁方向に駆動する閉弁用ロツカアームを設ける
とともに、閉弁用カムに従動して吸気バルブまた
は排気バルブを閉弁方向に駆動する閉弁用ロツカ
アームを設け、開弁用ロツカアームをエンジンブ
ロツクに対して揺動自在に連結する一方、閉弁用
ロツカアームを開弁用ロツカアームの途中に揺動
自在に連結するシヤフトを設け、かつこのシヤフ
トに開弁用カムに転接するローラフオロワを回転
自在に連結したことを特徴とする内燃機関の弁強
制開閉装置。 A valve-opening cam and a valve-closing cam are respectively formed on a camshaft that is rotationally driven in synchronization with the engine, and a valve-closing rocker arm is formed that follows the valve-opening cam and drives the intake valve or exhaust valve in the opening direction. In addition, a valve-closing rocker arm is provided that follows the valve-closing cam to drive the intake valve or exhaust valve in the valve-closing direction, and the valve-opening rocker arm is swingably connected to the engine block. A valve forced opening/closing device for an internal combustion engine, characterized in that a shaft is provided in the middle of the valve-opening locker arm, and a shaft is rotatably connected to the shaft, and a roller follower that contacts a valve-opening cam is rotatably connected to the shaft. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13335689U JPH0371108U (en) | 1989-11-16 | 1989-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13335689U JPH0371108U (en) | 1989-11-16 | 1989-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0371108U true JPH0371108U (en) | 1991-07-18 |
Family
ID=31680764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13335689U Pending JPH0371108U (en) | 1989-11-16 | 1989-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0371108U (en) |
-
1989
- 1989-11-16 JP JP13335689U patent/JPH0371108U/ja active Pending
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