Patent · US Active

Electric motor with brush plate

US7612482B2 · kind B2 · utility

1Cited by

7References

5Claims

0Family size

Assignee

Hilti Aktiengesellschaft · LI

Inventors

Helmut Burger · Waiblingen, DE
Stefan Aust · Idstein, DE

Key dates

Filing date	Sep 19, 2006
Grant date	Nov 3, 2009
Priority date	—
Expiry date	Sep 19, 2026

Classification

Technology area (CPC H)Electricity
CPC primaryH02K5/148
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

An electric motor fixedly axially securable in a housing includes a brush plate with a plurality of axially projecting, uniformly circumferentially distributed, convexly shaped, locking segments formed on the brush plate. The brush plate and the locking segments may be formed of an injection-moldable plastic material. The locking segments may be spherically shaped, and the there may be four locking segments. The brush plate may include a plurality of radial, circumferentially distributed, stop surfaces with which are associated a corresponding plurality of radially inwardly projecting radial guides in the housing.

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