Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
EGR DEVICE FOR ENGINE WITH SUPERCHARGER
Document Type and Number:
Japanese Patent JPH0742624
Kind Code:
A
Abstract:

PURPOSE: To provide an EGR device for an engine with a supercharger which is applicable not only for a variable capacity type engine but also for a typical supercharger contained engine.

CONSTITUTION: Exhaust gas passages 2a-2f are devided into the fist group of exhaust gas passages 2a-2b and the second group of exhaust gas passages 2c-2f across the first EGR(exhaust gas recirculation) valve 10, an EGR passage 9 provided with the second EGR valve 8 having one end connected to the first group of the exhaust gas passages 2a, 2b. The EGR passage 9 with the reduced flow passage cross section has the other end connected to a suction passage 5 provided with a compressor 4b for a supercharger 4, where a control device 19 is provided to perform the opening control of the first EGR valve 10 and the opening/closing of the second EGR valve 8, depending on the operating condition of an engine.


Inventors:
ITABA KOJI
NAKANISHI SHINICHI
Application Number:
JP19051893A
Publication Date:
February 10, 1995
Filing Date:
July 30, 1993
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
ISUZU MOTORS LTD
International Classes:
F02M25/07; (IPC1-7): F02M25/07; F02M25/07
Attorney, Agent or Firm:
Shinichi Ogawa (2 outside)



 
Next Patent: 工具供給装置