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:
Oct. 16, 2018
Filed:
Mar. 01, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Katsuhito Gomi, Matsumoto, JP;
Shigeo Fujita, Matsumoto, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F 9/00 (2006.01); D21B 1/06 (2006.01); D21F 7/00 (2006.01); D21B 1/10 (2006.01);
U.S. Cl.
CPC ...
D21F 9/00 (2013.01); D21B 1/061 (2013.01); D21B 1/063 (2013.01); D21B 1/10 (2013.01); D21F 7/006 (2013.01); Y02W 30/644 (2015.05);
Abstract
A sheet manufacturing apparatus includes a crusher unit, a defibrator unit, a second web forming unit, and a shaping unit. The crusher unit coarsely crushes a raw material that contains fibers into coarsely crushed pieces. The defibrator unit defibrates coarsely crushed pieces into defibrated material. The second web forming unit forms a web by accumulating defibrated material. The shaping unit forms a sheet from the web. The crusher unit is positioned vertically below the shaping unit.