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Patent Searching and Data


Title:
INTAKE DEVICE FOR INTERNAL COMBUSTION ENGINE
Document Type and Number:
Japanese Patent JPH10115262
Kind Code:
A
Abstract:

To impede fluctuation of air/fuel ratio by air jetted from a port taking out a negative pressure to a brake booster.

In an intake passage in the upstream of a throttle valve 9 and a mass flow meter 6, a throttle part 10 is provided, in the throttle part 10, a negative pressure taking out port 11 is provided. A negative pressure generated in the throttle part 10 is guided in a brake booster 20 through a check valve 13. When the brake booster 20 is operated, air jetted from the negative pressure taking out port 11 is measured partly as intake air by the mass flow meter 6.


Inventors:
HARIMA KENJI (JP)
Application Number:
JP1996000270046
Publication Date:
May 06, 1998
Filing Date:
October 11, 1996
Export Citation:
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Assignee:
TOYOTA MOTOR CO LTD (JP)
International Classes:
B60T17/00; B60T13/52; B60T17/02; F02D9/02; F02D9/10; F02D35/00; F02M35/10; (IPC1-7): F02M35/10; B60T17/00; F02D9/02; F02D9/10
Attorney, Agent or Firm:
石田 敬 (外3名)