JPS5981716U - Lubrication structure of camshaft bearing in internal combustion engine - Google Patents
Lubrication structure of camshaft bearing in internal combustion engineInfo
- Publication number
- JPS5981716U JPS5981716U JP17792782U JP17792782U JPS5981716U JP S5981716 U JPS5981716 U JP S5981716U JP 17792782 U JP17792782 U JP 17792782U JP 17792782 U JP17792782 U JP 17792782U JP S5981716 U JPS5981716 U JP S5981716U
- Authority
- JP
- Japan
- Prior art keywords
- bearing
- camshaft
- combustion engine
- internal combustion
- lubrication structure
- 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
Landscapes
- Valve-Gear Or Valve Arrangements (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はカムシャフト部の要部破断縦断面図、第２図は
軸受部の変更実施例の図である。
尚図面中２はシリンダヘッド、２０１〜２０５は軸受部
、３はカムシャフト、３０１〜３０５はジャーナル部、
７０１〜７０５はカムシャフト側軸受部、３０６，２０
６．７０６は油溝である。FIG. 1 is a longitudinal cross-sectional view of the main part of the camshaft, and FIG. 2 is a diagram of a modified embodiment of the bearing. In the drawing, 2 is the cylinder head, 201 to 205 are the bearing parts, 3 is the camshaft, 301 to 305 are the journal parts,
701 to 705 are camshaft side bearing parts, 306, 20
6.706 is an oil groove.
Claims (1)
びこれらの中間部に少くとも各１個設けた軸受部で嵌合
支持するようにしたカムシャフトの軸受構造において、
前記両端とそれらに嵌合するジャーナル部の少なくとも
一方側の軸受面及び中央部の軸受部の全周に亘り潤滑油
溝を形成したことを特徴とする内燃機関におけるカムシ
ャフト軸受部の潤滑構造。 ２ 前記潤滑油溝はカムシャフトジャーナル部外周面側
に形成した前記実用新案登録請求の範囲第１項の前記潤
滑構造。 ３ 前記カムシャフトの軸受部はシリンダヘッド側軸受
部とカムシャフトホルダ側軸受部の分割タイプとし、前
記両軸受部内周面に潤滑油溝を形成した前記実用新案登
録請求の範囲第１項の前記潤滑構造。[Claims for Utility Model Registration] 1. A bearing structure for a camshaft in which each journal portion of the camshaft is fitted and supported by at least one bearing portion provided at both ends, a central portion, and an intermediate portion thereof. ,
A lubrication structure for a camshaft bearing portion in an internal combustion engine, characterized in that a lubricating oil groove is formed over the entire circumference of the bearing surface on at least one side of the both ends and the journal portion fitting thereto, and the bearing portion in the center portion. 2. The lubrication structure according to claim 1, wherein the lubrication oil groove is formed on the outer peripheral surface of the camshaft journal portion. 3. The bearing part of the camshaft is of a divided type into a cylinder head side bearing part and a camshaft holder side bearing part, and a lubricating oil groove is formed on the inner peripheral surface of both bearing parts. Lubricated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17792782U JPS5981716U (en) | 1982-11-24 | 1982-11-24 | Lubrication structure of camshaft bearing in internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17792782U JPS5981716U (en) | 1982-11-24 | 1982-11-24 | Lubrication structure of camshaft bearing in internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5981716U true JPS5981716U (en) | 1984-06-02 |
Family
ID=30386429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17792782U Pending JPS5981716U (en) | 1982-11-24 | 1982-11-24 | Lubrication structure of camshaft bearing in internal combustion engine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5981716U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS639402U (en) * | 1986-07-02 | 1988-01-22 | ||
| JPH02207115A (en) * | 1989-02-06 | 1990-08-16 | Yamaha Motor Co Ltd | Cam bearing device for dohc engine |
-
1982
- 1982-11-24 JP JP17792782U patent/JPS5981716U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS639402U (en) * | 1986-07-02 | 1988-01-22 | ||
| JPH02207115A (en) * | 1989-02-06 | 1990-08-16 | Yamaha Motor Co Ltd | Cam bearing device for dohc engine |
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