JPS6288813U - - Google Patents
Info
- Publication number
- JPS6288813U JPS6288813U JP18162885U JP18162885U JPS6288813U JP S6288813 U JPS6288813 U JP S6288813U JP 18162885 U JP18162885 U JP 18162885U JP 18162885 U JP18162885 U JP 18162885U JP S6288813 U JPS6288813 U JP S6288813U
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- breather
- rocker arm
- breather chamber
- communicated
- 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
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Valve-Gear Or Valve Arrangements (AREA)
Description
第１図は本考案を適用した頭上弁式縦軸型４サ
イクルエンジンの縦断面図、第２図は第１図の要
部の拡大図、第３、第４図はそれぞれ別の実施例
を示す縦断面部分図である。１……クランクケー
ス、５……クランクケース室、１６……シリンダ
ーヘツド、２５……ロツカーアーム室、２８……
連通路、３０……ブリーザー室、３１……底壁、
３３……連通孔、３５……逆止弁、３６……ブリ
ーザー室出口、４５……凹部、４６……小孔。
Fig. 1 is a vertical cross-sectional view of an overhead valve vertical shaft type 4-stroke engine to which the present invention is applied, Fig. 2 is an enlarged view of the main parts of Fig. 1, and Figs. 3 and 4 show different embodiments. FIG. 1...Crankcase, 5...Crankcase chamber, 16...Cylinder head, 25...Rocker arm chamber, 28...
Communication path, 30...breather chamber, 31...bottom wall,
33... Communication hole, 35... Check valve, 36... Breather chamber outlet, 45... Recess, 46... Small hole.
Claims (1)
連通路を介して連通し、シリンダーヘツドの上側
にブリーザー室を形成し、ブリーザー室とロツカ
ーアーム室との間に形成されたブリーザー室底壁
に連通孔を設けると共に、該連通孔に、ロツカー
アーム室からブリーザー室へのみ流れを許す逆止
弁を設け、ブリーザー室の上部に出口を設け、該
出口をエンジンの吸気系統に連通させた頭上弁式
エンジンのブリーザー装置において、ブリーザー
室底壁の略中央部に下方にへこむ凹部を形成し、
該凹部とロツカーアーム室とを小孔で連通したこ
とを特徴とする頭上弁式エンジンのブリーザー装
置。 (2) 凹部をすりばち状に形成し、すりばち状凹
部の最低部に小孔を形成したことを特徴とする実
用新案登録請求の範囲第１項に記載の頭上弁式エ
ンジンのブリーザー装置。[Scope of Claim for Utility Model Registration] (1) The rocker arm chamber and the crankcase chamber are communicated through a communication passage, a breather chamber is formed above the cylinder head, and a breather chamber is formed between the breather chamber and the rocker arm chamber. A communication hole is provided in the bottom wall of the breather chamber, a check valve is provided in the communication hole to allow flow only from the rocker arm chamber to the breather chamber, an outlet is provided in the upper part of the breather chamber, and the outlet is communicated with the engine intake system. In the breather device for an overhead valve type engine, a downwardly recessed portion is formed approximately at the center of the bottom wall of the breather chamber,
A breather device for an overhead valve type engine, characterized in that the recessed portion and the rocker arm chamber are communicated through a small hole. (2) The breather device for an overhead valve type engine according to claim 1, wherein the recess is formed in a concave shape, and a small hole is formed at the lowest part of the concave concave part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181628U JPH0212258Y2 (en) | 1985-11-25 | 1985-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985181628U JPH0212258Y2 (en) | 1985-11-25 | 1985-11-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6288813U true JPS6288813U (en) | 1987-06-06 |
| JPH0212258Y2 JPH0212258Y2 (en) | 1990-04-06 |
Family
ID=31126670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985181628U Expired JPH0212258Y2 (en) | 1985-11-25 | 1985-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0212258Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5641056U (en) * | 1979-09-08 | 1981-04-16 | ||
| JPS603936U (en) * | 1983-06-22 | 1985-01-12 | 三洋電機株式会社 | Tape recorder pause device |
| JPS6018210U (en) * | 1983-07-14 | 1985-02-07 | 本田技研工業株式会社 | Lubrication system for valve train in internal combustion engine |
| JPS6026174U (en) * | 1983-07-28 | 1985-02-22 | 新神戸電機株式会社 | storage battery |
-
1985
- 1985-11-25 JP JP1985181628U patent/JPH0212258Y2/ja not_active Expired
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5641056U (en) * | 1979-09-08 | 1981-04-16 | ||
| JPS603936U (en) * | 1983-06-22 | 1985-01-12 | 三洋電機株式会社 | Tape recorder pause device |
| JPS6018210U (en) * | 1983-07-14 | 1985-02-07 | 本田技研工業株式会社 | Lubrication system for valve train in internal combustion engine |
| JPS6026174U (en) * | 1983-07-28 | 1985-02-22 | 新神戸電機株式会社 | storage battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0212258Y2 (en) | 1990-04-06 |