Motor and brush holder thereof
US7511393B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2006 |
| Grant date | Mar 31, 2009 |
| Priority date | — |
| Expiry date | Jul 4, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R13/405
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A brush holder of a motor is provided with a holder body portion and a connector portion, which are integrally formed from a resin. The holder body portion is installed in a yoke housing of the motor to hold a brush to be in slide contact with a commutator. The connector portion is connected with an external connector to energize an armature. A grounding terminal is embedded in brush holder to extend from the holder body portion to the connector portion to be connected to a grounding line of the external connector. A capacitor is installed on the holder body portion to connect a point on a power supply terminal between the connector portion and the brush to the grounding terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.