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:
Jul. 21, 2026
Filed:
Oct. 11, 2023
Coreless Motor Co., Ltd., Yamato, JP;
Manabu Shiraki, Yamato, JP;
CORELESS MOTOR CO., LTD., Kanagawa, JP;
Abstract
A coreless motor includes a shaft that extends in the axial direction at the center of the coreless motor and passes through said coreless motor; a coil is disposed with respect to the shaft, and has an end surface on one side that is supported by a stator and extends in the direction in which the shaft extends; a rotor that is disposed with respect to the fixed shaft and includes a cylindrical inner yoke and an outer yoke positioned so that the coil is sandwiched between the yokes, the yokes being provided with a magnet positioned on the side of the yoke, a magnet circuit being formed between the yokes, and the rotor being supported by the shaft at the radial center; a housing that includes a cylindrical part disposed concentrically with respect to the fixed shaft on the outside of the outer yoke in the radial direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile