JPH0197009U - - Google Patents
Info
- Publication number
- JPH0197009U JPH0197009U JP19351487U JP19351487U JPH0197009U JP H0197009 U JPH0197009 U JP H0197009U JP 19351487 U JP19351487 U JP 19351487U JP 19351487 U JP19351487 U JP 19351487U JP H0197009 U JPH0197009 U JP H0197009U
- Authority
- JP
- Japan
- Prior art keywords
- oil
- support pin
- oil passage
- cylinder head
- 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
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005461 lubrication Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案による潤滑構造を有する動弁装
置を備えたシリンダヘツドの縦断面図、第２図は
その１気筒分の平面図、第３図、第４図はその動
作状態を示す要部の縦断面図、第５図はそのスイ
ングアームの横断面図、第６図はスイングアーム
の他の実施例を示す横断面図である。
１……シリンダヘツド、６……カム、７……カ
ムシヤフト、８……ローラ支持ピン、８ａ……ロ
ーラ支持ピンの中空部、９……ローラ、１０……
油圧式ラツシユアジヤスタ（ＨＬＡ）、１１……
スイングアーム、１２……バルブ、１３……カム
シヤフト軸受部、１４……オイル供給通路、１８
，２１……オイル通路、２０……カムシヤフト支
持ブロツク、２２……オイル噴射口、２３……貫
通孔、２４……盲栓。
Fig. 1 is a longitudinal cross-sectional view of a cylinder head equipped with a valve train having a lubrication structure according to the present invention, Fig. 2 is a plan view of one cylinder, and Figs. 3 and 4 are main points showing its operating state. FIG. 5 is a cross-sectional view of the swing arm, and FIG. 6 is a cross-sectional view of another embodiment of the swing arm. 1... Cylinder head, 6... Cam, 7... Camshaft, 8... Roller support pin, 8a... Hollow part of roller support pin, 9... Roller, 10...
Hydraulic lash adjuster (HLA), 11...
Swing arm, 12...Valve, 13...Camshaft bearing section, 14...Oil supply passage, 18
, 21...Oil passage, 20...Camshaft support block, 22...Oil injection port, 23...Through hole, 24...Blind plug.
Claims (1)
支されてカムに接触するローラとを備えたスイン
グアームが、シリンダヘツドに設けられた油圧式
ラツシユアジヤスタにより一端を枢支された状態
で揺動してバルブを駆動するように構成されたエ
ンジンの動弁装置において、 上記油圧式ラツシユアジヤスタにオイルを供給
するために上記シリンダヘツドに設けられたオイ
ル供給通路から分岐してカムシヤフト側に向つて
延びる第１のオイル通路と、この第１のオイル通
路から分岐して上記スイングアーム側に向つて延
び、かつ上記支持ピンの中空部内にオイルを噴射
しうるオイル噴射口を有する第２のオイル通路と
を上記シリンダヘツドに形成し、 上記支持ピンに、その周壁を径方向に貫通する
貫通孔を設けるとともに、上記中空部の上記貫通
孔に関して上記オイル噴射口側とは返対側を閉塞
したことを特徴とするエンジンの動弁装置の潤滑
構造。[Scope of Claim for Utility Model Registration] A swing arm equipped with a hollow support pin and a roller rotatably supported by the support pin and in contact with a cam is connected at one end by a hydraulic latch adjuster provided in the cylinder head. In an engine valve train configured to swing in a pivotally supported state to drive a valve, an oil supply provided in the cylinder head for supplying oil to the hydraulic latch adjuster. a first oil passage branching from the passage and extending toward the camshaft side; and a first oil passage branching from the first oil passage and extending toward the swing arm side, and capable of injecting oil into the hollow portion of the support pin. a second oil passage having an oil injection port is formed in the cylinder head; a through hole passing through the peripheral wall of the support pin in the radial direction; and a second oil passage having an oil injection port in the hollow portion; A lubrication structure for an engine valve gear, characterized in that the opposite side is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19351487U JPH064007Y2 (en) | 1987-12-22 | 1987-12-22 | Engine valve device lubrication structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19351487U JPH064007Y2 (en) | 1987-12-22 | 1987-12-22 | Engine valve device lubrication structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0197009U true JPH0197009U (en) | 1989-06-28 |
| JPH064007Y2 JPH064007Y2 (en) | 1994-02-02 |
Family
ID=31484300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19351487U Expired - Lifetime JPH064007Y2 (en) | 1987-12-22 | 1987-12-22 | Engine valve device lubrication structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH064007Y2 (en) |
-
1987
- 1987-12-22 JP JP19351487U patent/JPH064007Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH064007Y2 (en) | 1994-02-02 |
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