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.

Date of Patent:
Apr. 21, 2020

Filed:

Apr. 23, 2018
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Satomi Yoshioka, Nagano, JP;

Masanao Kunugi, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21B 1/02 (2006.01); D21B 1/08 (2006.01); D21D 5/00 (2006.01); D21F 9/00 (2006.01); D21B 1/32 (2006.01); D21C 1/00 (2006.01); D04H 1/00 (2006.01); D04H 11/08 (2006.01); D04H 1/413 (2012.01); D21H 15/04 (2006.01); D21C 9/00 (2006.01);
U.S. Cl.
CPC ...
D21B 1/028 (2013.01); D04H 1/00 (2013.01); D04H 1/413 (2013.01); D04H 11/08 (2013.01); D21B 1/08 (2013.01); D21B 1/325 (2013.01); D21C 1/00 (2013.01); D21C 9/007 (2013.01); D21D 5/005 (2013.01); D21F 9/00 (2013.01); D21H 15/04 (2013.01); Y02W 30/646 (2015.05);
Abstract

Provided is a processing device which includes a fluffing section for fluffing fibers contained in a sheet-like material, the fibers being at least near a surface of the sheet-like material, and a particle supplying section for supplying particles having Mohs hardness of 2 to 5 to the fluffed fibers. In addition, in such processing device, the particle supplying section preferably has an ejecting portion for ejecting the particles.


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