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:
Jul. 21, 2026
Filed:
Nov. 20, 2023
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Yukihiro Horiko, Nagano, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21B 1/34 (2006.01); D21B 1/06 (2006.01); D21B 1/10 (2006.01); D21F 9/00 (2006.01); D21H 27/00 (2006.01);
U.S. Cl.
CPC ...
D21B 1/347 (2013.01); D21B 1/06 (2013.01); D21B 1/10 (2013.01); D21F 9/00 (2013.01); D21H 5/26 (2013.01); D21H 5/2628 (2013.01);
Abstract
A sheet manufacturing apparatusincludes a quantitative feeder unitthat measures a predetermined amount of a raw material C and feeds the measured raw material C, a defibration unitthat defibrates the raw material C fed from the quantitative feeder unitinto fibers, a third unit groupthat deposits and compresses the fibers and forms the fibers into a sheet, a first frame Fto which the quantitative feeder unitis fixed, and a second frame Fthat is separated from the first frame Fand to which the defibration unitis fixed.