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:
Mar. 15, 2016
Filed:
Dec. 18, 2013
Roki Co., Ltd., Hamamatsu-shi, Shizuoka, JP;
Hotaka Yoshino, Hamamatsu, JP;
ROKI CO., LTD., Hamamatsu-shi, JP;
Abstract
A filter element includes: a filter member formed of a non-woven fabric formed by laminating a plurality of non-woven fabric layers and folding the thus formed non-woven fabric in form of pleat having a predetermined size along a width direction of the filter member; a holder frame formed of a soft material and disposed along an outer peripheral edge of the filter member, the holder frame being constituted by first and second frame members; and a reinforcing member having one end connected to the first frame member disposed along the width direction of the holder frame and having another end formed as a free end free from connection. The reinforcing member extends so as to intersect the width direction of the filter member.