Mount part for commutator brushes of an electric motor
US7145279B2 · kind B2 · utility
1Cited by
5References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 23, 2005 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Feb 23, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01R39/381
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a support element on which the commutator brushes are each disposed on one curved spiral spring each. Said spring, on its side facing away from the commutator brush in the area of the end of the coil is trapezoid and is braced between an outer stop and an inner stop with its longest edge that corresponds to the longest side of the trapezoid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.