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. 10, 2023
Filed:
Feb. 22, 2022
Nidec Corporation, Kyoto, JP;
NIDEC CORPORATION, Kyoto, JP;
Abstract
A shaft of a motor includes a first shaft having a tubular shape extending in an axial direction, a lid portion disposed in one axial end portion of the first shaft, a second shaft extending on one axial side from the lid portion, a first shaft through hole penetrating the first shaft in a radial direction, and a second shaft through hole communicating with an inside of the first shaft and an external space of the shaft. The lid portion and the second shaft have conductivity. The second shaft through hole is disposed on one axial side with respect to the first shaft through hole. The second shaft is in contact with an electrical discharging device that electrically connects the shaft and the housing of the motor.