JPS63174512U - - Google Patents
Info
- Publication number
- JPS63174512U JPS63174512U JP1663187U JP1663187U JPS63174512U JP S63174512 U JPS63174512 U JP S63174512U JP 1663187 U JP1663187 U JP 1663187U JP 1663187 U JP1663187 U JP 1663187U JP S63174512 U JPS63174512 U JP S63174512U
- Authority
- JP
- Japan
- Prior art keywords
- camshaft
- cam
- camshafts
- lubricating oil
- sliding surface
- 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
- 239000010687 lubricating oil Substances 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 2
- 238000005461 lubrication Methods 0.000 description 1
Description
第１図は本考案の第１実施例に係る内燃機関の
動弁系潤滑装置の縦断面図、第２図は本考案の実
施対象となるダブルオーバヘツドカムシヤフト型
内燃機関の透視斜視図、第３図は本考案の第２実
施例に係る内燃機関の動弁系潤滑装置の縦断面図
、である。
１……クランクシヤフト、２，４……タイミン
グプーリ、３……タイミングベルト、５……シリ
ンダヘツド、６，７，２３，２４……カムシヤフ
ト、８……タイミングドライブギヤ、９……タイ
ミングドリブンギヤ、１０，１１，２５，２６…
…カム、１２，１３……バルブ、１４，１５，３
１，３２……バルブリフタ、１６，２１……潤滑
油供給パイプ、１７，２８……潤滑油噴射部、１
８ａ，１８ｂ……摺動面部位、１９，２０，２９
，３０……オイルジエツト。
FIG. 1 is a longitudinal cross-sectional view of a valve train lubrication system for an internal combustion engine according to a first embodiment of the present invention, and FIG. 2 is a perspective view of a double overhead camshaft internal combustion engine to which the present invention is implemented. FIG. 3 is a longitudinal sectional view of a valve train lubricating device for an internal combustion engine according to a second embodiment of the present invention. 1... Crankshaft, 2, 4... Timing pulley, 3... Timing belt, 5... Cylinder head, 6, 7, 23, 24... Camshaft, 8... Timing drive gear, 9... Timing driven gear, 10, 11, 25, 26...
...Cam, 12, 13...Valve, 14, 15, 3
1, 32... Valve lifter, 16, 21... Lubricating oil supply pipe, 17, 28... Lubricating oil injection part, 1
8a, 18b...Sliding surface portion, 19, 20, 29
, 30...Oil jet.
Claims (1)
、一方のカムシヤフトから他方のカムシヤフトの
駆動をとり、両カムシヤフトが互に反対方向に回
転されるダブルオーバヘツドカムシヤフト型内燃
機関において、前記２本のカムシヤフト間に、一
方のカムシヤフトのカムとバルブリフタとの間の
摺動面に向けて潤滑油を噴射するオイルジエツト
と他方のカムシヤフトのカムとバルブリフタとの
間の摺動面に向けて潤滑油を噴射するオイルジエ
ツトとをともに有する潤滑油噴射部を設け、前記
両カムシヤフトの回転方向を、前記カムとバルブ
リフタとの間の摺動面においてカムの回転方向と
前記オイルジエツトからの潤滑油噴射方向とが一
致する方向としたことを特徴とする内燃機関の動
弁系潤滑装置。 In a double overhead camshaft type internal combustion engine that has two camshafts on the cylinder head, one camshaft drives the other camshaft, and both camshafts rotate in opposite directions. In between, an oil jet that injects lubricating oil toward the sliding surface between the cam of one camshaft and the valve lifter, and an oil jet that injects lubricating oil toward the sliding surface between the cam of the other camshaft and the valve lifter. and a lubricating oil injection section having both the camshafts and the camshaft, and the rotational direction of both the camshafts is set to a direction in which the rotational direction of the cam and the lubricating oil injection direction from the oil jet coincide with each other on the sliding surface between the cam and the valve lifter. A valve train lubricating device for an internal combustion engine, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663187U JPS63174512U (en) | 1987-02-09 | 1987-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1663187U JPS63174512U (en) | 1987-02-09 | 1987-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63174512U true JPS63174512U (en) | 1988-11-11 |
Family
ID=30808665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1663187U Pending JPS63174512U (en) | 1987-02-09 | 1987-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63174512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012002154A (en) * | 2010-06-18 | 2012-01-05 | Mazda Motor Corp | Oil supplying device for engine |
-
1987
- 1987-02-09 JP JP1663187U patent/JPS63174512U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012002154A (en) * | 2010-06-18 | 2012-01-05 | Mazda Motor Corp | Oil supplying device for engine |
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