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:
Apr. 19, 2022
Filed:
Nov. 29, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventor:
Naotaka Higuchi, Fujimi-machi, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 7/00 (2006.01); D04H 1/72 (2012.01); D21F 1/80 (2006.01); D04H 1/736 (2012.01); D04H 1/732 (2012.01);
U.S. Cl.
CPC ...
D21F 7/00 (2013.01); D04H 1/732 (2013.01); D04H 1/736 (2013.01); D21F 1/80 (2013.01);
Abstract
A fiber material accumulating apparatus which includes a storage section including a porous screen, a supply section which supplies a material containing fibers to the storage section, and a rotating body which is provided inside the storage section and includes a blade which rotates to agitate the material, in which the blade includes an extending portion extending along a rotational axis of the rotating body, and an opening through which the material passes when the blade rotates.