Possessing specified interval vis-a-vis the inlet which

摘要

PROBLEM TO BE SOLVED: To provide a flow straightening plate and a flow straightening plate metal fixture which can be attached easily, without performing working of an existing range hood, and suppresses drop in drawing-in efficiency at ventilation and occurrence of offensive drawing-in noise and in which the neighborhood of an air intake in a range hood body can be cleaned easily.;SOLUTION: This flow straightening plate comprises a platelet flow straightening plate arranged in an opposing reference attitude with a predetermined interval to an air intake formed on an existing range hood body, a coupling tilting fixture removably attached to the range hood body for coupling the flow straightening plate to the range hood body, capable of tilting, and an attitude maintenance fixture removably attached to either one of the flow straightening plate or the range hood body for maintaining the flow straightening plate body in the reference attitude through removable coupling of the one concerned and the other.;COPYRIGHT: (C)2004,JPO