Ba YONGZUO has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: A motor includes a stator around which an armature coil is wound, a bus bar unit including a coil-connection bus bar electrically connected to the armature coil and an electronic-component-connection bus bar to which a plurality of electronic components is welded, and a bus bar holding member arranged to hold the bus bar unit. The electronic-component-connection bus bar includes an electronic component welding portion including a plurality of welding points at which the electronic components are welded to a leading end of the electronic component welding portion, a base portion held by the bus bar holding member, and a connection portion configured to interconnect the electronic component welding portion and the base portion. A distance between the welding points adjoining each other is larger than a width of a thinnest section of the connection portion.
Type:
Grant
Filed:
November 20, 2014
Date of Patent:
November 29, 2016
Assignee:
NIDEC CORPORATION
Inventors:
Ba Yongzuo, Luan Baojun, Wang Xin, Kazunori Tategata
Abstract: A motor includes a stator around which an armature coil is wound, a bus bar unit including a coil-connection bus bar electrically connected to the armature coil and an electronic-component-connection bus bar to which a plurality of electronic components is welded, and a bus bar holding member arranged to hold the bus bar unit. The electronic-component-connection bus bar includes an electronic component welding portion including a plurality of welding points at which the electronic components are welded to a leading end of the electronic component welding portion, a base portion held by the bus bar holding member, and a connection portion configured to interconnect the electronic component welding portion and the base portion. A distance between the welding points adjoining each other is larger than a width of a thinnest section of the connection portion.
Type:
Application
Filed:
November 20, 2014
Publication date:
June 18, 2015
Inventors:
Ba YONGZUO, Luan BAOJUN, Wang XIN, Kazunori TATEGATA