JPH046753U - - Google Patents
Info
- Publication number
- JPH046753U JPH046753U JP4805990U JP4805990U JPH046753U JP H046753 U JPH046753 U JP H046753U JP 4805990 U JP4805990 U JP 4805990U JP 4805990 U JP4805990 U JP 4805990U JP H046753 U JPH046753 U JP H046753U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- camshaft
- driven
- idler
- oil passage
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は、本考案の実施例を示すＤＯＨＣエン
ジンのシリンダヘツドの側面説明図である。第２
図は、第１図に示すシリンダヘツドの正面立面説
明図である。第３図は、第１図に示すシリンダヘ
ツドの平面説明図である。第４図は、第３図に示
すシリンダヘツドのＡ−Ａ線断面説明図である。
第５図は、第３図に示すシリンダヘツドのＢ−Ｂ
線断面説明図である。第６図は、第５図に示すシ
リンダヘツドのＣ−Ｃ線断面説明図である。第７
図は、第３図に示すシリンダヘツドのＤ−Ｄ線断
面説明図である。第８図は、第１図に示すシリン
ダヘツドを備えたＶ型ＤＯＨＣエンジンの、シリ
ンダヘツドカバーを取り外した状態における、左
側バンクのフロント側部分の平面説明図である。
ＶＥ……エンジン、Ｌ……左側バンク、１……
シリンダヘツド、２……排気弁用カムシヤフト、
３……吸気弁用カムシヤフト、１３……タイミン
グプーリ、１４……タイミングベルト、１５……
排気弁側カム間ギヤ、１６……吸気弁側カム間ギ
ヤ、１７……カム間ギヤセツト、２７……ケース
部、２８……前壁、２９……後壁、４３……ウオ
ータジヤケツト、４４……ウオータジヤケツト膨
出部、４７……アイドラ取付用ボス部、５９……
オイル通路形成部、６１……接続オイル通路。
FIG. 1 is an explanatory side view of a cylinder head of a DOHC engine showing an embodiment of the present invention. Second
1 is a front elevational view of the cylinder head shown in FIG. 1. FIG. FIG. 3 is an explanatory plan view of the cylinder head shown in FIG. 1. FIG. 4 is an explanatory cross-sectional view taken along line A--A of the cylinder head shown in FIG. 3.
Figure 5 shows the cylinder head B-B shown in Figure 3.
It is a line cross-sectional explanatory drawing. FIG. 6 is an explanatory cross-sectional view taken along the line CC of the cylinder head shown in FIG. 5. 7th
The figure is an explanatory cross-sectional view taken along the line DD of the cylinder head shown in FIG. 3. FIG. 8 is an explanatory plan view of the front side portion of the left bank of the V-type DOHC engine equipped with the cylinder head shown in FIG. 1, with the cylinder head cover removed. VE...Engine, L...Left bank, 1...
Cylinder head, 2... Exhaust valve camshaft,
3... Intake valve camshaft, 13... Timing pulley, 14... Timing belt, 15...
Exhaust valve side cam gear, 16... Intake valve side cam gear, 17... Cam gear set, 27... Case portion, 28... Front wall, 29... Rear wall, 43... Water jacket, 44 ...Water jacket bulge, 47...Boss for installing idler, 59...
Oil passage forming part, 61...Connection oil passage.
Claims (1)
れるタイミングベルトを介してクランク軸によつ
て駆動され、第２カムシヤフトが駆動力伝達手段
を介して第１カムシヤフトによつて駆動され、ア
イドラ取付用ボス部が、一方のカムシヤフト下方
においてシリンダヘツド前壁に設けられるＤＯＨ
Ｃエンジンにおいて、 駆動力伝達手段を収納するケース部をシリンダ
ヘツド前端部に設け、シリンダヘツド幅方向にみ
て一方のカムシヤフト側において、ボトムデツキ
からケース部後方のカムシヤフト軸受部に立ち上
がるオイル通路形成部を設け、このオイル通路形
成部の前側にウオータジヤケツト膨出部を設け、
さらにこのウオータジヤケツト膨出部の前側にア
イドラ取付用ボス部を形成したことを特徴とする
ＤＯＨＣエンジンのシリンダヘツド。[Claims for Utility Model Registration] The first camshaft is driven by the crankshaft via a timing belt regulated by an idler, and the second camshaft is driven by the first camshaft via a driving force transmission means. The DOH is driven and the idler mounting boss is provided on the front wall of the cylinder head below one of the camshafts.
In the C engine, a case part that houses the driving force transmission means is provided at the front end of the cylinder head, and on one camshaft side when viewed in the width direction of the cylinder head, an oil passage forming part is provided that rises from the bottom deck to the camshaft bearing part at the rear of the case part. , a water jacket bulge is provided on the front side of the oil passage forming portion,
A cylinder head for a DOHC engine, further comprising a boss portion for attaching an idler formed on the front side of the bulging portion of the water jacket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4805990U JP2516637Y2 (en) | 1990-05-08 | 1990-05-08 | DOHC engine cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4805990U JP2516637Y2 (en) | 1990-05-08 | 1990-05-08 | DOHC engine cylinder head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH046753U true JPH046753U (en) | 1992-01-22 |
| JP2516637Y2 JP2516637Y2 (en) | 1996-11-06 |
Family
ID=31564539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4805990U Expired - Lifetime JP2516637Y2 (en) | 1990-05-08 | 1990-05-08 | DOHC engine cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2516637Y2 (en) |
-
1990
- 1990-05-08 JP JP4805990U patent/JP2516637Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2516637Y2 (en) | 1996-11-06 |
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