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. 16, 2019
Filed:
Sep. 26, 2014
Seiko Epson Corporation, Tokyo, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A sheet manufacturing apparatus can process various materials and manufacture a variety of sheets by changing conditions for making the sheets. A sheet manufacturing apparatus according to the invention has a supply unit that supplies feedstock; a defibrating unit that defibrates the feedstock; a classifier that classifies defibrated material that past the defibrating unit; a mixing unit that mixes an additive containing resin with the classified material that past the classifier; a sieve unit that passes the mixture that past the mixing unit through many openings; a deposition unit that deposits precipitate that past many openings in the sieve unit; a forming unit that applies pressure and heat to the web deposited on the deposition unit, forming a sheet; and a control unit that changes a condition of at least one of the classifier, mixing unit, sieve unit, deposition unit, and forming unit.