JPS5872404U - Internal combustion engine intake and exhaust valve drive device - Google Patents

Internal combustion engine intake and exhaust valve drive device

Info

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
Application number
JP16775281U
Other languages
Japanese (ja)
Other versions
JPS6139049Y2 (en
Inventor
誠之助 原
薫 片山
松本　泰郎
Original Assignee
日産自動車株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP16775281U priority Critical patent/JPS5872404U/en
Publication of JPS5872404U publication Critical patent/JPS5872404U/en
Application granted granted Critical
Publication of JPS6139049Y2 publication Critical patent/JPS6139049Y2/ja
Granted legal-status Critical Current

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  • 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

【図面の簡単な説明】[Brief explanation of the drawing]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] 機関回転に同期して回転する駆動カムと、一端が駆動カ
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.
JP16775281U 1981-11-11 1981-11-11 Internal combustion engine intake and exhaust valve drive device Granted JPS5872404U (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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