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. 24, 2020
Filed:
Jun. 24, 2016
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Yoshihiro Ueno, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 17/53 (2006.01); D21H 21/18 (2006.01); D21H 21/50 (2006.01); B27N 3/04 (2006.01); B27N 3/12 (2006.01); D04H 1/60 (2006.01); D04H 1/732 (2012.01); B27N 3/14 (2006.01); D04H 1/736 (2012.01); B32B 5/16 (2006.01); B32B 17/06 (2006.01);
U.S. Cl.
CPC ...
B27N 3/04 (2013.01); B27N 3/12 (2013.01); B27N 3/14 (2013.01); D04H 1/60 (2013.01); D04H 1/732 (2013.01); D04H 1/736 (2013.01); D21H 17/53 (2013.01); D21H 21/18 (2013.01); D21H 21/50 (2013.01); B32B 5/16 (2013.01); B32B 17/067 (2013.01);
Abstract
A sheet manufacturing apparatus according to the invention has a mixing unit that mixes fiber and resin powder in air; and a sheet forming unit that forms a sheet by laying and heating the mixture mixed by the mixing unit; the grindability index of the resin contained in the resin powder being 0.8 or less.