Patent · US Expired

Electric-motor drive device

US6639335B1 · kind B1 · utility

6Cited by

4References

12Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Detlef Lauk · Renchen, DE
Ernst Fischer · Anchorage, US
Hansjoerg Karcher · Bühl, DE
Juergen Herp · Laufenburg (Baden), DE
Erik Maurer · Bühl, DE
Andreas Wiegert · Kappelrodeck, DE
Richard Hurst · Offenburg, DE
Anton Waibel · Hagnau, DE

Key dates

Filing date	Aug 25, 2000
Grant date	Oct 28, 2003
Priority date	—
Expiry date	Aug 25, 2020

Classification

Technology area (CPC H)Electricity
CPC primaryH02K7/14
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In an electric-motor drive device for auxiliary devices in motor vehicles, such as sliding roofs, window controls, windshield wipers, and the like, having a gear housing (17) and a cup-shaped motor housing (13) that is slipped with its opening edge (131) onto the gear housing (17) and fixed thereon, to reduce manufacturing costs and the requisite installation space and improve force introduction from the motor housing (13) to the gear housing (17), the motor housing (13), in its slip-on region, is roller-burnished into the gear housing (17).

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