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:
Oct. 20, 2026
Filed:
Apr. 11, 2023
Minebea Mitsumi Inc., Nagano, JP;
MINEBEA MITSUMI INC., Nagano, JP;
Abstract
The impeller includes a main plate having an annular shape, a shroud spaced apart from the main plate in an axial direction and having an annular shape, and a plurality of blades disposed in series in a circumferential direction between the main plate and the shroud. The blades are formed integral with the shroud and include ribs protruding in the axial direction on end surfaces of the blades in the axial direction. The main plate includes grooves to be fitted with the ribs. The shroud includes a recessed part. One set of a rib and a groove of the ribs and the grooves can be fitted each other. The one set of the rib and the groove and combinations of the ribs and the grooves other than the one set of the rib and the groove cannot be fitted each other.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile