Motor having brush holder comprising brush retaining portion and base member in which brush retaining portion is loosely fit
US7859148B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Feb 25, 2008 |
| Grant date | Dec 28, 2010 |
| Priority date | — |
| Expiry date | Sep 6, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K5/225
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A brush holder includes a base member and a retaining member mounted on the base member. The retaining member includes a first brush retaining portion and a first coil retaining portion. A first choke coil is electrically connected to a first brush. The first choke coil includes a first coil terminal extending to the outside of the first coil retaining portion. The base member includes a connector portion, a first conductive member, and a first coil terminal support portion. The first conductive member extends from the connector portion and is electrically connected to the first coil terminal at a first connecting portion. The first coil terminal support portion supports the first coil terminal between the first connecting portion and the first coil retaining portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.