JPS6373562U

JPS6373562U -

Info

Publication number: JPS6373562U
Application number: JP16852686U
Authority: JP
Priority date: 1986-11-01
Filing date: 1986-11-01
Publication date: 1988-05-17

Description

[Brief explanation of the drawing]

第１図は、本考案の一実施例に係る排気ガス再
循環装置の上面図、第２図は、第１図の―断
面図、第３図は、第１図の排気ガス再循環装置を
備えたエンジンの上面図、第４図は、従来の排気
ガス再循環装置の上面図、第５図は、第４図の
―断面図である。２……吸気マニホルド、４……排気ガス導入路
、１２……排気ガス導入路が吸気マニホルドの中
の吸気通路に接続する部分、３０……補助空気導
入路、３１……補助空気導入ホース、３２……補
助空気導入パイプ。 FIG. 1 is a top view of an exhaust gas recirculation device according to an embodiment of the present invention, FIG. 2 is a cross-sectional view of FIG. 1, and FIG. 3 is a top view of the exhaust gas recirculation device of FIG. 1. FIG. 4 is a top view of a conventional exhaust gas recirculation device, and FIG. 5 is a cross-sectional view of FIG. 4. 2...Intake manifold, 4...Exhaust gas introduction passage, 12...The part where the exhaust gas introduction passage connects to the intake passage in the intake manifold, 30...Auxiliary air introduction passage, 31...Auxiliary air introduction hose, 32...Auxiliary air introduction pipe.

Claims

[Scope of Claim for Utility Model Registration] An exhaust gas recirculation device in which an intake manifold is provided with an exhaust gas introduction passage, and exhaust gas is recirculated into the intake manifold via the exhaust gas introduction passage, An auxiliary air introduction passage is connected to the exhaust gas introduction passage, and when exhaust gas is being recirculated, auxiliary air is introduced into the exhaust gas introduction passage through the auxiliary air introduction passage, and the auxiliary air An exhaust gas recirculation device characterized in that the exhaust gas introduction passage blows away oil existing in a portion of the intake manifold where the exhaust gas introduction passage connects to an intake passage.