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:
Apr. 05, 2022
Filed:
Nov. 07, 2019
Seiko Epson Corporation, Tokyo, JP;
Hirofumi Nakata, Matsumoto, JP;
Kazuma Miyazawa, Shiojiri, JP;
Sadaharu Komori, Shiojiri, JP;
Masahide Nakamura, Matsumoto, JP;
Yuki Oguchi, Okaya, JP;
Soichiro Seo, Shiojiri, JP;
Yoshiyuki Nagai, Shiojiri, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A web manufacturing apparatus includes a defibration section that includes a rotating blade and is configured to defibrate a material containing fiber, a detection section configured to detect an electric charge amount of a defibrated material obtained by the defibration section, and a control section configured to control operation of the defibration section. The control section includes a first mode in which a revolution speed of the rotating blade is set based on a detection result of the detection section.