JPH03123923U - - Google Patents
Info
- Publication number
- JPH03123923U JPH03123923U JP3314490U JP3314490U JPH03123923U JP H03123923 U JPH03123923 U JP H03123923U JP 3314490 U JP3314490 U JP 3314490U JP 3314490 U JP3314490 U JP 3314490U JP H03123923 U JPH03123923 U JP H03123923U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- passage
- timing mechanism
- variable valve
- valve timing
- 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
- 230000001050 lubricating effect Effects 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
- Valve Device For Special Equipments (AREA)
Description
第１図は本考案の一実施例におけるエンジンの
潤滑装置の概略構成図、第２図はシリンダヘツド
部分の断面図、第３図はシリンダヘツドの平面図
である。
１……エンジン、２……シリンダヘツド、３，
４……カムシヤフト、５，６……カムジヤーナル
部、１２……ラツシユアジヤスタ、１３……可変
バルブタイミング機構、１５……主オイル通路、
１６……絞り部、１７……カムジヤーナル用オイ
ル通路、１８……オイル供給路、１９……ラツシ
ユアジヤスタ用オイル通路、２１……制御弁、５
４……オイル室。
FIG. 1 is a schematic diagram of a lubricating system for an engine according to an embodiment of the present invention, FIG. 2 is a sectional view of a cylinder head portion, and FIG. 3 is a plan view of the cylinder head. 1...Engine, 2...Cylinder head, 3,
4...Camshaft, 5, 6...Cam journal part, 12...Lush adjuster, 13...Variable valve timing mechanism, 15...Main oil passage,
16... Throttle part, 17... Oil passage for cam journal, 18... Oil supply passage, 19... Oil passage for lash adjuster, 21... Control valve, 5
4...Oil room.
Claims (1)
式でカムシヤフトの回転位相を変化させる可変バ
ルブタイミング機構を装着し、上記カムシヤフト
を支持するカムジヤーナル部に主オイル通路と絞
り部を介して連通するカムジヤーナル用オイル通
路を設け、また、上記絞り部上流の主オイル通路
から分岐して前記可変バルブタイミグ機構にオイ
ルを供給するオイル供給路を設け、該オイル供給
路に上記可変バルブタイミング機構の作動を制御
する制御弁を設けると共に、該制御弁上流のオイ
ル供給路から分岐してラツシユアジヤスタにオイ
ルを供給するラツシユアジヤスタ用オイル通路を
設けたことを特徴とするエンジンの潤滑装置。 (2) 前記制御弁は、エンジン低回転時にオイル
供給路を閉作動することを特徴とする請求項１記
載のエンジンの潤滑装置。[Claims for Utility Model Registration] (1) A variable valve timing mechanism that is hydraulically operated and changes the rotational phase of the camshaft is installed at the end of the camshaft of the valve mechanism, and the main oil is supplied to the cam journal that supports the camshaft. A cam journal oil passage is provided which communicates with the passage through a throttle part, and an oil supply passage is provided which branches from the main oil passage upstream of the throttle part and supplies oil to the variable valve timing mechanism, and the oil supply path is provided to supply oil to the variable valve timing mechanism. A control valve for controlling the operation of the variable valve timing mechanism is provided in the passage, and a lash adjuster oil passage is provided that branches from the oil supply passage upstream of the control valve and supplies oil to the lash adjuster. An engine lubricating device featuring: (2) The engine lubricating device according to claim 1, wherein the control valve closes the oil supply path when the engine rotates at low speed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3314490U JP2510713Y2 (en) | 1990-03-29 | 1990-03-29 | Engine lubricator |
| US07/676,574 US5143034A (en) | 1990-03-29 | 1991-03-28 | Lubrication system for V-type overhead camshaft engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3314490U JP2510713Y2 (en) | 1990-03-29 | 1990-03-29 | Engine lubricator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03123923U true JPH03123923U (en) | 1991-12-17 |
| JP2510713Y2 JP2510713Y2 (en) | 1996-09-18 |
Family
ID=31536558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3314490U Expired - Lifetime JP2510713Y2 (en) | 1990-03-29 | 1990-03-29 | Engine lubricator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2510713Y2 (en) |
-
1990
- 1990-03-29 JP JP3314490U patent/JP2510713Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2510713Y2 (en) | 1996-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |