JPS5859910U - Internal combustion engine intake and exhaust valve drive device - Google Patents

Internal combustion engine intake and exhaust valve drive device

Info

Publication number
JPS5859910U
JPS5859910U JP15561081U JP15561081U JPS5859910U JP S5859910 U JPS5859910 U JP S5859910U JP 15561081 U JP15561081 U JP 15561081U JP 15561081 U JP15561081 U JP 15561081U JP S5859910 U JPS5859910 U JP S5859910U
Authority
JP
Japan
Prior art keywords
valve drive
drive device
internal combustion
combustion engine
exhaust valve
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
JP15561081U
Other languages
Japanese (ja)
Other versions
JPS6133202Y2 (en
Inventor
松本　泰郎
誠之助 原
薫 片山
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 JP15561081U priority Critical patent/JPS5859910U/en
Publication of JPS5859910U publication Critical patent/JPS5859910U/en
Application granted granted Critical
Publication of JPS6133202Y2 publication Critical patent/JPS6133202Y2/ja
Granted legal-status Critical Current

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

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

第１図は従来の吸排気弁駆動装置の断面図、第２図は異
なる従来例の要部断面図、第３図はこの考案に係る吸排
気弁駆動装置の断面図、第４図はそのＡ−Ａ線に沿った
要部断面図、第５図は制御゛カムによる押１下げ量を大
とした場合の動作説明図、第６図は制御カムによる押し
下げ量を小とした場合の動作説明図、第７図はこの考案
の異なる実施例を示す断面図である。 １・・・・・・バルブ駆動カム、２・・・・・・吸排気
弁、３・・・・・・ロッカアーム、５・・・・・・レバ
ー、６・・・・・・制御カム、１１・・・・・・支持軸
、１３・・・・・田ツカガイド、１６・・・・・・コイ
ルスプリング、１７・・・・・・ガイド部材。Fig. 1 is a sectional view of a conventional intake/exhaust valve drive device, Fig. 2 is a sectional view of a main part of a different conventional example, Fig. 3 is a sectional view of an intake/exhaust valve drive device according to this invention, and Fig. 4 is its sectional view. A sectional view of the main part taken along the line A-A, Fig. 5 is an explanatory diagram of the operation when the amount of depression by the control cam is increased, and Fig. 6 is an illustration of the operation when the amount of depression by the control cam is decreased. The explanatory drawing, FIG. 7, is a sectional view showing a different embodiment of this invention. 1... Valve drive cam, 2... Intake and exhaust valve, 3... Rocker arm, 5... Lever, 6... Control cam, 11... Support shaft, 13... Tatsuka guide, 16... Coil spring, 17... Guide member.

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バルブ駆動カムと、一端が
上記バルブ駆動カムに、かつ他端がバルブステムに夫々
連動するとともに、その中間部に支持軸が設けられたロ
ッカアームと、シリンダヘッドに固設され、上記支持軸
゛を摺動自在に保持するロッカガイドと、上記ロッカア
ームの背面に略沿って配設され、上記背面に支点接触す
るとともに、バルブステム側の一端で回動可能に支持さ
れたレバーと、上記にバーの傾斜を規制する制御手段と
を備えてなる内燃機関°の吸排気弁駆動装置。A valve drive cam rotates in synchronization with engine rotation, a rocker arm whose one end is linked to the valve drive cam and the other end is linked to the valve stem, and a support shaft is provided in the middle, and which is fixed to the cylinder head. A rocker guide is provided and slidably holds the support shaft, and a rocker guide is provided substantially along the back surface of the rocker arm, makes fulcrum contact with the back surface, and is rotatably supported at one end on the valve stem side. An intake/exhaust valve drive device for an internal combustion engine, comprising: a lever having a fixed angle; and a control means for regulating the inclination of the bar.
JP15561081U 1981-10-20 1981-10-20 Internal combustion engine intake and exhaust valve drive device Granted JPS5859910U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15561081U JPS5859910U (en) 1981-10-20 1981-10-20 Internal combustion engine intake and exhaust valve drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15561081U JPS5859910U (en) 1981-10-20 1981-10-20 Internal combustion engine intake and exhaust valve drive device

Publications (2)

Publication Number Publication Date
JPS5859910U true JPS5859910U (en) 1983-04-22
JPS6133202Y2 JPS6133202Y2 (en) 1986-09-29

Family

ID=29948182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15561081U Granted JPS5859910U (en) 1981-10-20 1981-10-20 Internal combustion engine intake and exhaust valve drive device

Country Status (1)

Country Link
JP (1) JPS5859910U (en)

Also Published As

Publication number Publication date
JPS6133202Y2 (en) 1986-09-29

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