Patent ID: 7000633
Filing Date: 2006-02-21
Classification: F01L,F01M,F16K,Y10T

Abstract:
1. A fluid flow control device comprising: a housing whose peripheral wall is cylindrical and penetrated by a plurality of fluid passages; a valve member contained in the housing and controlling a flow amount of fluid that passes through the fluid passages; and a filter that is attached, circumferentially with respect to an axis of the housing, around the peripheral wall of the housing, the filter including: wherein the filter is movable to both ends of a virtual line perpendicular to the axis of the housing within a movable range according to a clearance between the filter and the peripheral wall of the housing, wherein a first sealing portion is formed in a portion, which surrounds an opening of the certain fluid passage, of an outer surface of the peripheral wall of the housing, and a second sealing portion is formed in a portion, which surrounds the filtering element, of an inner surface of the supporting portion of the filter, and wherein the first sealing portion and the second sealing portion seal a gap between them with each other by contacting with each other, with being able to be slid within the movable range of the filter.