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:
Feb. 20, 2018
Filed:
Jan. 17, 2013
Daio Paper Corporation, Ehime, JP;
Keita Mizobuchi, Ehime, JP;
Nobuyuki Okada, Ehime, JP;
Ryoichi Ochi, Ehime, JP;
Terumasa Kamioka, Ehime, JP;
DAIO PAPER CORPORATION, Ehime, JP;
Abstract
In a dot pattern, both sufficient strength during the use of a diaper and the ease of tearing can be achieved, while inhibiting sticking of fiber waste of a non-woven fabric in the sealing device. The problems can be solved by the underpants-type disposable diaper characterized by a side seal sectionis formed in a dot pattern in which a plurality of rows of dot-shaped welded parts, disposed with intervals in a vertical direction, are disposed in a transverse direction, and non-welded parts, disposed all over in the transverse direction, are disposed on both sides of each welded part, in the vertical direction; the side seal sectionhas at least partly in the vertical direction a non-densely welded region LD and a densely welded region HD; and each welded partin the densely welded region HD is larger in area than each welded partin the non-densely welded region LD.