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:
Jan. 15, 2019
Filed:
Mar. 29, 2017
Nidec Corporation, Kyoto, JP;
NIDEC CORPORATION, Kyoto, JP;
Abstract
A motor includes a rotor with a shaft, a stator, first and second bearings supporting the shaft, a bus bar assembly holding the second bearing, a circuit board, a sensor magnet fixed to the shaft, and a rotation sensor which is attached to the circuit board and faces a direction. The bus bar assembly includes a bus bar and a bus bar holder. The bus bar holder includes a cylindrical main body portion including an opening at a second side. The bus bar includes a coil connection portion that protrudes from an inner surface of the main body portion and is electrically connected to a coil of the stator. The end of the second side of the coil connection portion is located at a second side ahead of a surface of a first side of the circuit board.