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:
Nov. 17, 2015
Filed:
Jul. 30, 2010
Applicant:
Hiroki Yamamoto, Kagawa, JP;
Inventor:
Hiroki Yamamoto, Kagawa, JP;
Assignee:
UNICHARM CORPORATION, Ehime, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B31F 1/00 (2006.01); A61F 13/15 (2006.01); B29C 65/08 (2006.01); B29C 65/00 (2006.01); B29L 31/48 (2006.01);
U.S. Cl.
CPC ...
A61F 13/15804 (2013.01); A61F 13/15739 (2013.01); B29C 65/086 (2013.01); B29C 66/1122 (2013.01); B29C 66/21 (2013.01); B29C 66/223 (2013.01); B29C 66/4312 (2013.01); B29C 66/43129 (2013.01); B29C 66/81427 (2013.01); B29C 66/81433 (2013.01); B29C 66/83433 (2013.01); B29C 66/83511 (2013.01); B29C 66/433 (2013.01); B29C 66/7294 (2013.01); B29C 2793/0081 (2013.01); B29L 2031/4878 (2013.01);
Abstract
A web joint apparatus is configured to join a pair of webs for absorbent article folded in the cross direction CD with reference to a folding line. The web joint apparatus includes: an ultrasonic horn configured to join the paired waistline portions; an anvil facing the ultrasonic horn and configured to pinch the intermediate web between the anvil and the ultrasonic horn; and a crotch hold bar configured to hold the intermediate web while stretching the intermediate web in a direction in which the crotch portions get away from the waistline portions, when the intermediate web are joined by the ultrasonic horn and the anvil.