JPH0414708U - - Google Patents
Info
- Publication number
- JPH0414708U JPH0414708U JP5509990U JP5509990U JPH0414708U JP H0414708 U JPH0414708 U JP H0414708U JP 5509990 U JP5509990 U JP 5509990U JP 5509990 U JP5509990 U JP 5509990U JP H0414708 U JPH0414708 U JP H0414708U
- Authority
- JP
- Japan
- Prior art keywords
- camshaft
- camshafts
- bearing portion
- cylinder head
- cam carrier
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は、本考案にかかるカムキヤリアとカバ
ー部材の下面平面説明図である。第２図は、第１
図に示すカムキヤリアのＣ−Ｃ線断面説明図であ
る。第３図は、本考案にかかるカムシヤフト支持
装置を備えたＤＯＨＣエンジンの立面断面説明図
である。第４図は、第３図に示すエンジンのＢ−
Ｂ線断面説明図である。第５図は、第３図に示す
エンジンのシリンダヘツドの正面立面説明図であ
る。第６図は、第５図に示すシリンダヘツドの平
面説明図である。第７図は、本考案にかかるカム
シヤフト支持装置の正面立面説明図である。第８
図は、第７図に示すカムシヤフト支持装置の平面
説明図である。第９図は、第７図に示すカムシヤ
フト支持装置のＡ−Ａ線断面説明図である。
ＥＮ……エンジン、Ｈ……シリンダヘツド、４
１……吸気弁用カムシヤフト、４３……カムキヤ
リア、４４……カバー部材、４５……排気弁用カ
ムシヤフト、４６……吸気弁側軸受部、４７……
吸気弁側端部軸受部、４８…………排気弁側軸受
部、４９……排気弁側端部軸受部、５４……吸気
弁側カム間ギヤ、５５……排気弁側カム間ギヤ、
５７……ギヤカバー部、６３……吸気弁側フロン
トスラスト受部、６５……吸気弁側リヤスラスト
受部、６７……スラストワツシヤ、６９……排気
弁側リヤスラスト受部、９３……カムキヤリアオ
イル通路、９４……オイル通路ボス部。
FIG. 1 is an explanatory bottom plan view of a cam carrier and a cover member according to the present invention. Figure 2 shows the first
FIG. 2 is an explanatory cross-sectional view taken along line CC of the cam carrier shown in the figure. FIG. 3 is an explanatory elevational cross-sectional view of a DOHC engine equipped with a camshaft support device according to the present invention. Figure 4 shows the B- of the engine shown in Figure 3.
It is a cross-sectional explanatory diagram taken along the line B. 5 is a front elevational view of the cylinder head of the engine shown in FIG. 3; FIG. 6 is an explanatory plan view of the cylinder head shown in FIG. 5. FIG. FIG. 7 is a front elevational explanatory view of the camshaft support device according to the present invention. 8th
The figure is an explanatory plan view of the camshaft support device shown in FIG. 7. 9 is an explanatory cross-sectional view taken along line A-A of the camshaft support device shown in FIG. 7. FIG. EN...Engine, H...Cylinder head, 4
DESCRIPTION OF SYMBOLS 1... Intake valve camshaft, 43... Cam carrier, 44... Cover member, 45... Exhaust valve camshaft, 46... Intake valve side bearing, 47...
Intake valve side end bearing part, 48...Exhaust valve side bearing part, 49...Exhaust valve side end bearing part, 54...Intake valve side inter-cam gear, 55...Exhaust valve side inter-cam gear,
57... Gear cover part, 63... Intake valve side front thrust receiving part, 65... Intake valve side rear thrust receiving part, 67... Thrust washer, 69... Exhaust valve side rear thrust receiving part, 93... Cam carrier rear oil passage. 94...Oil passage boss section.
Claims (1)
トと、シリンダヘツドに取り付けられ、両カムシ
ヤフトを回転自在に支持する複数のカムシヤフト
軸受部が一体形成されたカムキヤリアと、両カム
シヤフトの端部に取り付けられ両カムシヤフト間
で動力を伝達させる駆動力伝達手段とが設けられ
たエンジンにおいて、 駆動力伝達手段に隣接するカムシヤフト軸受部
をカムキヤリアに形成し、上記カムシヤフト軸受
部にスラスト受部を設けるとともに、上記カムシ
ヤフト軸受部の下側にシリンダヘツド幅方向に伸
長し内部にオイル通路が形成されたオイル通路ボ
ス部を設けたことを特徴とするエンジンのカムシ
ヤフト支持装置。[Scope of Claim for Utility Model Registration] A camshaft for an intake valve, a camshaft for an exhaust valve, a cam carrier integrally formed with a plurality of camshaft bearings that are attached to a cylinder head and rotatably support both camshafts, and a camshaft for both camshafts. In an engine provided with a driving force transmitting means attached to an end of the camshafts for transmitting power between both camshafts, a camshaft bearing portion adjacent to the driving force transmitting means is formed as a cam carrier, and a thrust bearing portion is provided on the camshaft bearing portion. A camshaft support device for an engine, further comprising: an oil passage boss part extending in the width direction of the cylinder head and having an oil passage formed inside thereof, below the camshaft bearing part.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990055099U JP2507672Y2 (en) | 1990-05-25 | 1990-05-25 | Engine camshaft support device |
| EP91108376A EP0458341A1 (en) | 1990-05-24 | 1991-05-23 | Cylinder head structure of DOHC engine |
| US07/704,989 US5123385A (en) | 1990-05-24 | 1991-05-24 | Dual overhead camshaft engine cylinder head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990055099U JP2507672Y2 (en) | 1990-05-25 | 1990-05-25 | Engine camshaft support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0414708U true JPH0414708U (en) | 1992-02-06 |
| JP2507672Y2 JP2507672Y2 (en) | 1996-08-14 |
Family
ID=31577753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990055099U Expired - Lifetime JP2507672Y2 (en) | 1990-05-24 | 1990-05-25 | Engine camshaft support device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2507672Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017110579A (en) * | 2015-12-17 | 2017-06-22 | 三菱自動車工業株式会社 | engine |
-
1990
- 1990-05-25 JP JP1990055099U patent/JP2507672Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2017110579A (en) * | 2015-12-17 | 2017-06-22 | 三菱自動車工業株式会社 | engine |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2507672Y2 (en) | 1996-08-14 |