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:
Sep. 12, 2017
Filed:
Jan. 25, 2013
Unicharm Corporation, Shikokuchuo-shi, Ehime, JP;
Yuji Yamashita, Kanonji, JP;
Yasuhiro Koyama, Kanonji, JP;
UNICHARM CORPORATION, Ehime, JP;
Abstract
A method of producing an opened fiber bundle is in a space-saving manner. The method of continuously producing an opened fiber bundle for a cleaning member, includes the steps of (a) providing (i) first nip rolls, (ii) second nip rolls, (iii) third nip rolls, and (iv) an air feeder; (a) conveying a fiber bundle using the first nip rolls and the second nip rolls to apply a tensile force to the fiber bundle; (a) conveying the fiber bundle using the second nip rolls and the third nip rolls to relax the fiber bundle, thereby forming a belt-shaped fiber bundle; and (a) blowing air from the air feeder in a direction intersecting with the conveying direction of the first belt-shaped fiber bundle.