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:
Dec. 30, 2025
Filed:
Jul. 18, 2023
Seiko Epson Corporation, Tokyo, JP;
Hideki Kojima, Nagano, JP;
Sotaro Oana, Nagano, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
There is provided a refining device including: a casing; a rotor having a rotation shaft, a first rotor portion positioned on a charging port side, a second rotor portion positioned on a discharge port side, and a partition wall, and disposed on an inside of the casing; and a liner disposed on an inner surface of the casing along an outer periphery of the rotor, in which the first rotor portion has a plurality of first blades radially installed around the rotation shaft through a gap portion which is open on the charging port side and blocked by the partition wall, the second rotor portion has a plurality of second blades radially installed around the rotation shaft, and in a state where the rotor is rotating, the raw material charged from the charging port is refined when sequentially passing between the gap portion and the adjacent first blades and when sequentially passing between the first blade and the liner and between the second blade and the liner, and is discharged from the discharge port.