发明申请
US20080029061A1 FLUID FLOW CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE 失效
用于内燃机的流体流量控制装置

FLUID FLOW CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE
摘要:
An intake apparatus 100 includes a bore 102 and a throttle valve 104. A coating film 110 in which a lipophilic component and an oil-repellent component are dispersed is formed on at least one of an outer peripheral end surface 104a of the throttle valve 104 and a facing surface 102a of the bore 102 which faces the throttle valve 104.
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