JPH0442208U - - Google Patents
Info
- Publication number
- JPH0442208U JPH0442208U JP8391690U JP8391690U JPH0442208U JP H0442208 U JPH0442208 U JP H0442208U JP 8391690 U JP8391690 U JP 8391690U JP 8391690 U JP8391690 U JP 8391690U JP H0442208 U JPH0442208 U JP H0442208U
- Authority
- JP
- Japan
- Prior art keywords
- breather
- chamber
- hole
- inlet
- engine
- 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
- 238000005192 partition Methods 0.000 claims description 6
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Description
第1図乃至第7図は本考案の一つの実施例を示
す。第1図はエンジンの急傾斜状態での要部縦断
正面図、第2図は正立状態での要部縦断正面図、
第3図はシリンダヘツドの右側面図、第4図は仕
切板の右側面図、第5図は第4図V矢視図、第6
図はブリーザカバーの右側面図、第7図は強制空
冷単気筒縦形頭上弁ガソリンエンジンの縦断正面
図である。第8図及び第9図は従来技術の要部縦
断正面図を示し、第8図は正立状態、第9図は急
傾斜状態を示す。
1……エンジン、2……固定壁、3……ブリー
ザ入口室、4……ブリーザ室入口孔、4a……4
の底面の最高部、5……仕切板、6……ブリーザ
カバー、7……ブリーザ孔、8……オイル戻し孔
、9……ブリーザ出口室、10……ブリーザ室出
口孔、11……クランク室、12……防油板。
1 to 7 show one embodiment of the present invention. Figure 1 is a longitudinal sectional front view of the main parts of the engine in a steeply tilted state, Figure 2 is a longitudinal sectional front view of the main parts in an upright state,
Figure 3 is a right side view of the cylinder head, Figure 4 is a right side view of the partition plate, Figure 5 is a view in the direction of arrow V in Figure 4, and Figure 6 is a right side view of the cylinder head.
The figure is a right side view of the breather cover, and FIG. 7 is a longitudinal sectional front view of a forced air-cooled single-cylinder vertical overhead valve gasoline engine. 8 and 9 show longitudinal sectional front views of essential parts of the prior art, with FIG. 8 showing the upright state and FIG. 9 showing the steeply inclined state. 1... Engine, 2... Fixed wall, 3... Breather inlet chamber, 4... Breather chamber inlet hole, 4a...4
5... Partition plate, 6... Breather cover, 7... Breather hole, 8... Oil return hole, 9... Breather outlet chamber, 10... Breather chamber outlet hole, 11... Crank Chamber 12...Oilproof plate.
Claims (1)
室3を凹入状に形成し、ブリーザ入口室3の奥部
の下部にブリーザ室入口孔4を開口し、 ブリーザ入口室3の外側面を仕切板5を介して
ブリーザカバー6で覆い、 仕切板5の上寄り部にブリーザ孔7をあけ、仕
切板5の一部にオイル戻し孔8をあけ、 ブリーザカバー6の内部にブリーザ出口室9を
形成し、ブリーザカバー6の上寄り部にブリーザ
室出口孔10をあけ、 エンジン1のクランク室11に対して、少なく
ともブリーザ室入口孔4・ブリーザ入口室3・ブ
リーザ孔7・及びブリーザ出口室9を順に介して
、ブリーザ室出口孔10を連通させて構成したエ
ンジンのクランク室のブリーザ装置において、 エンジン1が急傾斜した状態において、オイル
戻し孔8は、ブリーザ室入口孔4の底面の最後部
4aよりも高い位置に開口し、 ブリーザ入口室3内で、ブリーザ室入口孔4と
ブリーザ孔7と最短距離で結ぶ空間部分に防油板
12を横断状に設け、防油板12の外端部を仕切
板5のオイル戻し孔8の下側の板部分に接当させ
て構成した事を特徴とするエンジンのクランク室
のブリーザ装置。[Scope of Claim for Utility Model Registration] A breather inlet chamber 3 is formed in a concave shape in the vertical wall surface of the fixed wall 2 of the engine 1, and a breather chamber inlet hole 4 is opened in the lower part of the inner part of the breather inlet chamber 3. The outer surface of the entrance chamber 3 is covered with a breather cover 6 via a partition plate 5, a breather hole 7 is made in the upper part of the partition plate 5, an oil return hole 8 is made in a part of the partition plate 5, and the breather cover 6 is made. A breather outlet chamber 9 is formed inside the breather outlet chamber 9, a breather chamber outlet hole 10 is formed in the upper part of the breather cover 6, and at least the breather chamber inlet hole 4, the breather inlet chamber 3, and the breather In an engine crank chamber breather device configured by connecting a breather chamber outlet hole 10 through a hole 7 and a breather outlet chamber 9 in order, in a state where the engine 1 is steeply inclined, the oil return hole 8 is connected to the breather chamber An oil-proof plate 12 is provided transversely in a space that opens at a position higher than the rearmost part 4a of the bottom of the inlet hole 4 and connects the breather chamber inlet hole 4 and the breather hole 7 at the shortest distance within the breather inlet chamber 3. A breather device for a crank chamber of an engine, characterized in that an outer end of an oil-proof plate 12 is brought into contact with a lower plate portion of an oil return hole 8 of a partition plate 5.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8391690U JP2508882Y2 (en) | 1990-08-07 | 1990-08-07 | Blister device for engine crankcase |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8391690U JP2508882Y2 (en) | 1990-08-07 | 1990-08-07 | Blister device for engine crankcase |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0442208U true JPH0442208U (en) | 1992-04-09 |
JP2508882Y2 JP2508882Y2 (en) | 1996-08-28 |
Family
ID=31631986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8391690U Expired - Fee Related JP2508882Y2 (en) | 1990-08-07 | 1990-08-07 | Blister device for engine crankcase |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2508882Y2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004084506A (en) * | 2002-08-23 | 2004-03-18 | Mitsubishi Fuso Truck & Bus Corp | Breather device for internal combustion engine |
WO2017122724A1 (en) * | 2016-01-15 | 2017-07-20 | 株式会社ニフコ | Oil separator structure |
-
1990
- 1990-08-07 JP JP8391690U patent/JP2508882Y2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004084506A (en) * | 2002-08-23 | 2004-03-18 | Mitsubishi Fuso Truck & Bus Corp | Breather device for internal combustion engine |
WO2017122724A1 (en) * | 2016-01-15 | 2017-07-20 | 株式会社ニフコ | Oil separator structure |
Also Published As
Publication number | Publication date |
---|---|
JP2508882Y2 (en) | 1996-08-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |