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:
Sep. 15, 1992
Filed:
Dec. 03, 1990
Masayuki Tamura, Ohta, JP;
Mitsuba Electric Manufacturing Co. Ltd., Gunma, JP;
Abstract
A wiring device in a direct current machine, wherein brush are slidably held in brush boxes of a brush holder, a coupler embedded therein with lead terminals for feeding electric power to pigtails connected to the brushes is fixed to the brush holder, and a brush holder and the coupler are clamped by an end bracket and a yoke. Side walls connecting the brush boxes to each other are expandingly formed on an edge portion of the brush holder. A cutaway portion for positioning the coupler is provided in one of the side walls, and an engageable portion engageable with a forward end portion of the coupler is expandingly formed on the brush holder between the cutaway portion and the respective brush boxes.