Patent · US Expired

Commutator-motor gear/drive unit, in particular a window-lift drive for a motor vehicle

US5528093A · kind A · utility

55Cited by

9References

20Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Peter Adam · Wuppertal, DE
Peter Michel · Burgdorf, CH
Rudolf Fiedler · Bad Mergentheim, DE

Key dates

Filing date	Mar 28, 1994
Grant date	Jun 18, 1996
Priority date	—
Expiry date	Mar 28, 2014

Classification

Technology area (CPC H)Electricity
CPC primaryH02K2211/03
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

To integrate electronics with a drive unit, given a simple manufacturing or assembly, and a compact type of construction, a printed-circuit board, which accommodates the electronic components and which is designed, at the same time, as a brush-holder plate for the commutator motor, is arranged, together with an electronic housing, parallel to housing flanges of a motor housing, of a gear housing. The printed circuit board of the drive unit, and is covered on its one axial side by the motor housing and the electronic housing, and on its other axial side by the gear housing thereby protecting it from external elements.

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