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. 03, 2015
Filed:
Sep. 29, 2010
Applicants:
Shinnosuke Morita, Tochigi, JP;
Kenji Ando, Tochigi, JP;
Inventors:
Shinnosuke Morita, Tochigi, JP;
Kenji Ando, Tochigi, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D03D 3/00 (2006.01); D06C 3/06 (2006.01); B29C 55/18 (2006.01); D04H 1/56 (2006.01);
U.S. Cl.
CPC ...
D06C 3/06 (2013.01); B29C 55/18 (2013.01); D04H 1/56 (2013.01);
Abstract
A method for producing a flexible sheet includes a stretching step in which a base sheet () is fed from between a pair of first drive rollers () into the bite of a pair of intermeshing corrugated rollers () and stretched in the machine direction between the corrugated rollers (). In the method, the peripheral velocity Vof the first drive rollers () and the peripheral velocity Vof the corrugated rollers () have a relation of V>V