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.:
Date of Patent:
Jan. 20, 2009
Filed:
Feb. 15, 2005
Hiroji Sato, Tokyo, JP;
Kazumasa Kurihara, Fujisawa, JP;
Yasutomo Kobayashi, Yamato, JP;
Toshihide Kimisawa, Yokohama, JP;
Takeshi Kojima, Kawasaki, JP;
Hiroji Sato, Tokyo, JP;
Kazumasa Kurihara, Fujisawa, JP;
Yasutomo Kobayashi, Yamato, JP;
Toshihide Kimisawa, Yokohama, JP;
Takeshi Kojima, Kawasaki, JP;
Nifco Inc., Yokohama, JP;
Abstract
A fuel-filtering device is disposed inside a fuel tank for filtering a fuel. The fuel-filtering device includes a filter body having a bag shape and a communication hole, and is formed of a plurality of laminated filter layers. The laminated filter layers includes an outside filter layer formed of a woven mesh, an inside filter layer formed of a non-woven fabric, and at least one intermediate filter layer disposed between the outside filter layer and the inside filter layer and formed of a non-woven fabric. The filter body is formed of at least one of a polyethylene fiber and a polypropylene fiber and has mesh sizes decreasing from the outside filter layer toward the inside filter layer.