Patent · US Expired

Commutator motor

US6664698B1 · kind B1 · utility

5Cited by

11References

16Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Franz Tasch · Bad Mitterndorf, AT
Walter Haussecker · Bühl, DE
Robert Hessdoerfer · Karlstadt, DE
Rainer Kurzmann · Achern, DE

Key dates

Filing date	Apr 5, 2001
Grant date	Dec 16, 2003
Priority date	—
Expiry date	Apr 5, 2021

Classification

Technology area (CPC H)Electricity
CPC primaryH02K7/1166
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Disclosed is a commutator motor, in particular an actuating motor for automotive power accessories such as power window units, sunroofs, and the like, having a brush holder attached to the motor housing and having a device for rotation detection (speed and/or rotation direction) of the motor, which has a pulse generator non-rotatably supported on the motor shaft and at least one pulse receiver affixed to the brush holder, in order to precisely affix the pulse receiver to the brush holder without having to use special fasteners, the pulse receiver is disposed in a positively engaging manner in a pocket formed into the base body and the base body encompasses the pulse generator in a contact-free manner.

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