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:
Oct. 22, 2024

Filed:

Jul. 28, 2021
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Yoichi Miyasaka, Nagano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21B 1/10 (2006.01); B02C 18/22 (2006.01); B02C 25/00 (2006.01); D21B 1/10 (2006.01);
U.S. Cl.
CPC ...
D21B 1/10 (2013.01); B02C 18/2225 (2013.01); B02C 25/00 (2013.01); B02C 2018/2208 (2013.01);
Abstract

A raw material supply device includes a transport section that transports a raw material containing fibers and supplies the raw material to a processing section that processes the raw material, a stopper that blocks transport of a portion of the raw material transported by the transport section; and a controller that controls an operation of the stopper to adjust a supply amount of the raw material to the processing section. Further, it is preferable that the raw material supply device further includes a fixed-amount supply section that intermittently supplies the raw material transported by the transport section to the processing section by a first amount.


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