JPS59103812U - Engine cylinder head structure - Google Patents

Engine cylinder head structure

Info

Publication number
JPS59103812U
JPS59103812U JP19842682U JP19842682U JPS59103812U JP S59103812 U JPS59103812 U JP S59103812U JP 19842682 U JP19842682 U JP 19842682U JP 19842682 U JP19842682 U JP 19842682U JP S59103812 U JPS59103812 U JP S59103812U
Authority
JP
Japan
Prior art keywords
tappet guide
guide wall
deck surface
top deck
cylinder head
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
JP19842682U
Other languages
Japanese (ja)
Other versions
JPS6212812Y2 (en
Inventor
寺岡　幸一
Original Assignee
マツダ株式会社
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 マツダ株式会社 filed Critical マツダ株式会社
Priority to JP19842682U priority Critical patent/JPS59103812U/en
Publication of JPS59103812U publication Critical patent/JPS59103812U/en
Application granted granted Critical
Publication of JPS6212812Y2 publication Critical patent/JPS6212812Y2/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 the drawing]

第１図は本考案のシリンダヘッド構造の実施甲を示す縦
断正面図、第２図は第１図の■−■線に沿った断面図で
ある。 １・・・シリンダブロック、２・・・シリンダボア、３
・・・シリンダヘッド、４・・・吸気バルブ、５・・・
排気バルブ、９．１０・・・動弁カム、１１．１２・・
・タペット、１６・・・トップデツキ面、１７・・・タ
ペットガイド壁、１８．１９・・・タペットガイド孔、
２０・・・オイル通路、２２・・・リブ。FIG. 1 is a longitudinal sectional front view showing an implementation of the cylinder head structure of the present invention, and FIG. 2 is a sectional view taken along the line ■-■ in FIG. 1... Cylinder block, 2... Cylinder bore, 3
...Cylinder head, 4...Intake valve, 5...
Exhaust valve, 9.10...Valve train cam, 11.12...
・Tappet, 16...Top deck surface, 17...Tappet guide wall, 18.19...Tappet guide hole,
20...oil passage, 22...rib.

Claims (1)

【実用新案登録請求の範囲】 吸、排気バルブの上方に配設された動弁カムによりタペ
ットを介して上記各バルブが開閉される直動式オーバヘ
ッドカムタイプの動弁機構を備え、かつ、吸気バルブと
排気バルブとが互いにほぼ平行にシリンダ軸心方向に配
置され、シリンダヘラ。 ドのトップデツキ面の上方に設けられたタペットガイド
壁に、吸、排気バルブ用の各タペットガイドホールが並
設されるとともに、上記タペットガイド壁とトップデツ
キ面との間にオイルリターンのためのオイル通路が形成
されてなるエンジンのシリンダヘッド構造において、上
記トップデツキ面とタペットガイド壁との間の部分でシ
リンダボア中心の上方にあたる箇所に、該トップデツキ
面とタペットガイド壁とを連結するリブを設けたことを
特徴とするエンジンのシリンダヘッド構造。[Scope of Claim for Utility Model Registration] A direct acting overhead cam type valve mechanism in which each of the above-mentioned valves is opened and closed via tappets by a valve cam disposed above the intake and exhaust valves, and The valve and the exhaust valve are arranged almost parallel to each other in the direction of the cylinder axis. Tappet guide holes for intake and exhaust valves are arranged in parallel on the tappet guide wall provided above the top deck surface of the door, and an oil passage for oil return is provided between the tappet guide wall and the top deck surface. In the cylinder head structure of an engine in which the top deck surface and the tappet guide wall are formed, a rib connecting the top deck surface and the tappet guide wall is provided at a location above the center of the cylinder bore. Characteristic engine cylinder head structure.
JP19842682U 1982-12-28 1982-12-28 Engine cylinder head structure Granted JPS59103812U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19842682U JPS59103812U (en) 1982-12-28 1982-12-28 Engine cylinder head structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19842682U JPS59103812U (en) 1982-12-28 1982-12-28 Engine cylinder head structure

Publications (2)

Publication Number Publication Date
JPS59103812U true JPS59103812U (en) 1984-07-12
JPS6212812Y2 JPS6212812Y2 (en) 1987-04-03

Family

ID=30423991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19842682U Granted JPS59103812U (en) 1982-12-28 1982-12-28 Engine cylinder head structure

Country Status (1)

Country Link
JP (1) JPS59103812U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6155142U (en) * 1984-09-17 1986-04-14
JPS6361507U (en) * 1986-10-14 1988-04-23

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6155142U (en) * 1984-09-17 1986-04-14
JPS6361507U (en) * 1986-10-14 1988-04-23

Also Published As

Publication number Publication date
JPS6212812Y2 (en) 1987-04-03

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