Fluid flow control device for internal combustion engine

Details Fluid flow control device for internal combustion engine Fluid flow control device for internal combustion engine

2007-07-26

2008-11-25

Wolfe, Jr., Willis R (Department: 3747)

Internal-combustion engines

Engine speed regulator

Specific throttle valve structure

C251S305000

Reexamination Certificate

active

07455045

ABSTRACT:
An intake apparatus100includes a bore102and a throttle valve104. A coating film110in which a lipophilic component and an oil-repellent component are dispersed is formed on at least one of an outer peripheral end surface104aof the throttle valve104and a facing surface102aof the bore102which faces the throttle valve104.

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