JPH0452513U - - Google Patents
Info
- Publication number
- JPH0452513U JPH0452513U JP9486090U JP9486090U JPH0452513U JP H0452513 U JPH0452513 U JP H0452513U JP 9486090 U JP9486090 U JP 9486090U JP 9486090 U JP9486090 U JP 9486090U JP H0452513 U JPH0452513 U JP H0452513U
- Authority
- JP
- Japan
- Prior art keywords
- camshaft
- oil
- lubricating oil
- oil supply
- lubricating
- 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.)
- Pending
Links
- 239000003921 oil Substances 0.000 claims description 7
- 239000010687 lubricating oil Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims 2
- 230000001050 lubricating effect Effects 0.000 claims 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図はこの考案の一実施例を示すシリンダヘ
ツドの断面図、第２図はシリンダヘツド要部の平
面図、第３図はシリンダヘツド前端部分の平面図
、第４図は電磁リリーフ弁部分の断面図である。
４……カムシヤフト、９……アクチユエータ、
２３……電磁リリーフ弁、２５……油出口、３１
……カムシヤフト用潤滑油通路、３４……油供給
孔。
Fig. 1 is a sectional view of a cylinder head showing an embodiment of this invention, Fig. 2 is a plan view of the main parts of the cylinder head, Fig. 3 is a plan view of the front end of the cylinder head, and Fig. 4 is a section of the electromagnetic relief valve. FIG. 4...camshaft, 9...actuator,
23...Solenoid relief valve, 25...Oil outlet, 31
...Lubricating oil passage for camshaft, 34...Oil supply hole.
Claims (1)
ング機構用アクチユエータへオイルポンプから潤
滑油を供給する油供給経路を有するとともに、こ
の油供給経路に連通した油排出経路を機関運転条
件に基づいて開閉する電磁リリーフ弁を備えてな
る内燃機関において、各カムノーズ部へ向けて油
供給孔が開口したカムシヤフト用潤滑油通路をカ
ムシヤフト上方に設け、このカムシヤフト用潤滑
油通路を、上記電磁リリーフ弁の潤滑油出口に接
続したことを特徴とする内燃機関のカム潤滑装置
。 It has an oil supply path that supplies lubricating oil from the oil pump to the variable valve timing mechanism actuator located at the end of the camshaft, and an electromagnetic relief that opens and closes the oil discharge path connected to this oil supply path based on engine operating conditions. In an internal combustion engine equipped with a valve, a camshaft lubricating oil passage with an oil supply hole opening toward each cam nose is provided above the camshaft, and this camshaft lubricating oil passage is connected to the lubricating oil outlet of the electromagnetic relief valve. A cam lubricating device for an internal combustion engine, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9486090U JPH0452513U (en) | 1990-09-10 | 1990-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9486090U JPH0452513U (en) | 1990-09-10 | 1990-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0452513U true JPH0452513U (en) | 1992-05-06 |
Family
ID=31833128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9486090U Pending JPH0452513U (en) | 1990-09-10 | 1990-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0452513U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596311A (en) * | 1979-01-12 | 1980-07-22 | Nissan Motor Co Ltd | Valve timing controller |
-
1990
- 1990-09-10 JP JP9486090U patent/JPH0452513U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5596311A (en) * | 1979-01-12 | 1980-07-22 | Nissan Motor Co Ltd | Valve timing controller |
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