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公开(公告)号:US11752858B2
公开(公告)日:2023-09-12
申请号:US17283035
申请日:2019-10-01
Applicant: NIFCO INC.
Inventor: Hiroshi Sasaki , Shokei Yamada , Shohei Matsuda
CPC classification number: B60K15/04 , B01D29/13 , B01D35/027 , B01D35/26 , B01D2201/204 , B01D2201/347 , B01D2201/4076 , B60K2015/03236 , F02M37/50
Abstract: A fuel filter device includes a filter cloth and a skeletal structural member including an inner flange portion positioned inside the filter cloth and a connecting member including an outer flange portion positioned outside the filter cloth, wherein a peripheral edge portion of an opening of the filter cloth is clamped between the inner flange portion and the outer flange portion, the inner flange portion and the outer flange portion jointly defining a center hole and a center bore serving as a communication passage communicating inside of the filter cloth with outside of the filter cloth, and the inner flange portion is provided with a sealing rib to compress the filter cloth to ensure a sealing performance thereof, a welding rib to join the skeletal structural member and the connecting member with each other by welding, and a shifting preventing rib configured to restrict shifting of the filter cloth.