FILTER APPARATUS AND ITS ASSEMBLING METHOD

摘要

PROBLEM TO BE SOLVED: To remove undesirable solid matters and other impurities from fluid by a filter apparatus which is mounted on a vehicle or is contained in other apparatus including a transportation system. SOLUTION: The filter apparatus has a housing, a filter element and a backflow preventing valve. The backflow preventing valve is provided with a support member and a valve member joined to the support member. The valve member can move between an ordinarily closed position for shutting off the fluid not to flow out of the housing through an entrance formed in the housing and an opened position for making the fluid flow in the housing from the entrance. COPYRIGHT: (C)2005,JPO&NCIPI