JPH0226707U

JPH0226707U -

Info

Publication number: JPH0226707U
Application number: JP10471988U
Authority: JP
Priority date: 1988-08-08
Filing date: 1988-08-08
Publication date: 1990-02-21

Description

[Brief explanation of drawings]

第１図から第５図はこの考案の一実施例にかか
るエンジンの潤滑装置を示し、第１図がエンジン
の全体側面図、第２図が一部を破断断面したエン
ジンの全体正面図、第３図が一部を破断断面した
エンジンの全体平面図、第４図ａが一の主要部品
の平面図、第４図ｂが第４図ａの―矢視断面
図、第５図ａが他の一の主要部品の平面図、第５
図ｂが側面図である。１１……エンジンケース、１２……クランクシ
ヤフト、１５……オイルポンプ、１５ａ……ケー
シング、２１……クランクケース、２１ｂ……吸
込孔、２２……ベアリングキヤツプ、２３……オ
イルパン、２９……突条、３０……凹部、３１…
…緩衝室、３２……通孔、３３……リリーフバル
ブ。 1 to 5 show an engine lubricating system according to an embodiment of the invention, in which FIG. 1 is an overall side view of the engine, FIG. 2 is an overall front view of the engine with a partially cutaway cross section, and FIG. Figure 3 is an overall plan view of the engine with a partially cutaway section, Figure 4 a is a plan view of one major component, Figure 4 b is a cross-sectional view of Figure 4 a in the direction of the - arrow, and Figure 5 a is the other. Plan view of main parts of 1, No. 5
Figure b is a side view. 11... Engine case, 12... Crankshaft, 15... Oil pump, 15a... Casing, 21... Crank case, 21b... Suction hole, 22... Bearing cap, 23... Oil pan, 29... Projection, 30... Recess, 31...
...buffer chamber, 32...through hole, 33...relief valve.

Claims

[Scope of claim for utility model registration] An oil pump whose casing is connected to an engine case is connected to a crankshaft and driven.
In an engine lubrication device that supplies oil discharged by an oil pump to a pressure regulating lubrication section using a relief valve, a buffer chamber is defined between the engine case and the casing using the casing and the engine case as a partition wall; A lubricating device for an engine, characterized in that a relief passage is formed in a lower part of the buffer chamber, and oil discharged from the relief valve is circulated through the buffer chamber and the relief passage.