Patent · US Active

Commutation device and electric machine

US8513852B2 · kind B2 · utility

1Cited by

7References

14Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Daniel Klumpp · Baden-Baden, DE
Erwin Sinni · Meimsheim, DE
Anita Seebacher · Bühl, DE

Key dates

Filing date	Jul 22, 2008
Grant date	Aug 20, 2013
Priority date	—
Expiry date	Jul 21, 2029

Classification

Technology area (CPC H)Electricity
CPC primaryH01R39/38
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a commutation device (1) having a rotatable commutator (2) and at least one grinding element (16, 17, 18, 19) contacting the commutator (2). According to the invention, means (21) for removing abrasion debris (20) occurring during commutation are provided. The invention further relates to an electric machine having a commutation device (1) of said kind.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.