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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11752858 B1

PDFFull Text
Date of Patent:
Sep. 12, 2023

Filed:

Oct. 01, 2019

Fuel filter device

Applicant:

Nifco Inc., Kanagawa, JP;

Inventors:

Hiroshi Sasaki, Kanagawa, JP;

Shokei Yamada, Kanagawa, JP;

Shohei Matsuda, Kanagawa, JP;

Assignee:

NIFCO INC., Kanagawa, JP;

Attorney:

Armstrong Teasdale LLP

Primary Examiner:

Waqaas Ali

Int. Cl.
CPC ...
B01D 29/13 (2006.01); B60K 15/04 (2006.01); B01D 35/027 (2006.01); B01D 35/26 (2006.01); F02M 37/50 (2019.01); B60K 15/03 (2006.01);
U.S. Cl.
CPC ...
B60K 15/04 (2013.01); B01D 29/13 (2013.01); B01D 35/027 (2013.01); B01D 35/26 (2013.01); B01D 2201/204 (2013.01); B01D 2201/347 (2013.01); B01D 2201/4076 (2013.01); B60K 2015/03236 (2013.01); F02M 37/50 (2019.01);
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.

Find Patent Forward Citations

Sasaki, Hiroshi. (2023). Fuel filter device (U.S. Patent No. 11752858). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11752858

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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