JPS5872404U - Internal combustion engine intake and exhaust valve drive device - Google Patents
Internal combustion engine intake and exhaust valve drive deviceInfo
- Publication number
- JPS5872404U JPS5872404U JP16775281U JP16775281U JPS5872404U JP S5872404 U JPS5872404 U JP S5872404U JP 16775281 U JP16775281 U JP 16775281U JP 16775281 U JP16775281 U JP 16775281U JP S5872404 U JPS5872404 U JP S5872404U
- Authority
- JP
- Japan
- Prior art keywords
- internal combustion
- drive device
- exhaust valve
- rocker arm
- combustion engine
- 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
Landscapes
- Valve Device For Special Equipments (AREA)
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図は本
考案にかかる吸排気弁駆動装置の一実施例を示す平面図
、第3図は同じく断面図、第4図は他の実施例を示す平
面図、第5図は同じく断面図である。
1・・・バルブ駆動カム、2・・・バルブ、3・・・ロ
ッカアーム、5・・・レバー、6・・・制御カム、6a
・・・支軸、7・・・バルブスプリング、8・・・スプ
リング。 。
第4図FIG. 1 is a sectional view of a conventional intake/exhaust valve drive device, FIG. 2 is a plan view showing an embodiment of the intake/exhaust valve drive device according to the present invention, FIG. 3 is a sectional view of the same, and FIG. 4 is another one. FIG. 5 is a plan view showing the embodiment, and FIG. 5 is a sectional view as well. DESCRIPTION OF SYMBOLS 1... Valve drive cam, 2... Valve, 3... Rocker arm, 5... Lever, 6... Control cam, 6a
... Support shaft, 7... Valve spring, 8... Spring. . Figure 4
Claims (1)
ムに当接するロッカアームと、このロッカアームの他端
に当接し、リフトされるバルブステムとロッカアームの
背面に配され、このロッカアームの揺動支点となるよう
に回動可能に支持れたレバーと、このレバーに面接触す
る少なくとも2つのカム面を有する制御カムと、該制御
カムを回動可能に支持する支軸と、この支軸を機関の運
転状況に応じて作動するアクチュエータと前記制御カム
と支軸とを連係するスプリングとを備えてなる内燃機関
の吸排気弁駆動装置。A drive cam that rotates in synchronization with engine rotation, a rocker arm whose one end abuts the drive cam, a valve stem that abuts the other end of the rocker arm and is lifted, and a swing fulcrum for the rocker arm that is arranged on the back of the rocker arm. a control cam having at least two cam surfaces in surface contact with the lever; a support shaft rotatably supporting the control cam; An intake/exhaust valve drive device for an internal combustion engine, comprising an actuator that operates according to operating conditions of the engine, and a spring that links the control cam and a support shaft.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16775281U JPS5872404U (en) | 1981-11-11 | 1981-11-11 | Internal combustion engine intake and exhaust valve drive device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16775281U JPS5872404U (en) | 1981-11-11 | 1981-11-11 | Internal combustion engine intake and exhaust valve drive device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5872404U true JPS5872404U (en) | 1983-05-17 |
JPS6139049Y2 JPS6139049Y2 (en) | 1986-11-10 |
Family
ID=29959821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16775281U Granted JPS5872404U (en) | 1981-11-11 | 1981-11-11 | Internal combustion engine intake and exhaust valve drive device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5872404U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60224909A (en) * | 1984-04-24 | 1985-11-09 | Nissan Motor Co Ltd | Controlling device for lift of suction/exhaust valve of internal-combustion engine |
-
1981
- 1981-11-11 JP JP16775281U patent/JPS5872404U/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60224909A (en) * | 1984-04-24 | 1985-11-09 | Nissan Motor Co Ltd | Controlling device for lift of suction/exhaust valve of internal-combustion engine |
Also Published As
Publication number | Publication date |
---|---|
JPS6139049Y2 (en) | 1986-11-10 |
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