Invention Grant
- Patent Title: Electric motor
- Patent Title (中): 电动马达
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Application No.: US12545360Application Date: 2009-08-21
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Publication No.: US08049391B2Publication Date: 2011-11-01
- Inventor: James Ching Sik Lau , Duncan Yiu Lung Wong , Chang Lin Jin , Aloys J. Liu
- Applicant: James Ching Sik Lau , Duncan Yiu Lung Wong , Chang Lin Jin , Aloys J. Liu
- Applicant Address: CH La Chaux-de-Fonds
- Assignee: Johnson Electric S.A.
- Current Assignee: Johnson Electric S.A.
- Current Assignee Address: CH La Chaux-de-Fonds
- Agency: Muncy, Geissler, Olds & Lowe, PLLC
- Priority: CN200810141964 20080822
- Main IPC: H02K13/00
- IPC: H02K13/00

Abstract:
A multi-pole PMDC motor has brush gear for transferring electrical power from motor terminations to its windings via a commutator. The brush gear comprises a brush card supporting at least four brush assemblies. The brush assemblies are separated into two brush groups with the brush assemblies of each group being electrically connected together by links of flexible wire.
Public/Granted literature
- US20100045135A1 ELECTRIC MOTOR Public/Granted day:2010-02-25
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