Title:
ELECTRIC MOTOR DRIVE, PARTICULARLY A FAN DRIVE
Document Type and Number:
WIPO Patent Application WO/2013/178341
Kind Code:
A3
Abstract:
The invention relates to an electric motor drive with a commutator motor (1), the motor shaft (4) of which is rotatably mounted at axially opposite ends (BS, AS) in shaft bearings (9, 10) each covered by means of a respective bearing shield (7, 8). A damping system (14) for damping sound, with a sealing ring disc (15) and a sliding ring disc (16) having an integrated spring element (17), is arranged on the bearing side of at least one of the shaft bearings (9) facing away from the bearing shield (7, 8).
Inventors:
WITTSTADT FRANK (DE)
STÖHLING MARCO (DE)
STÖHLING MARCO (DE)
Application Number:
PCT/EP2013/001539
Publication Date:
December 18, 2014
Filing Date:
May 24, 2013
Export Citation:
Assignee:
BROSE FAHRZEUGTEILE (DE)
International Classes:
H02K5/167; H02K5/10; H02K5/24
Domestic Patent References:
| WO2010075844A2 | 2010-07-08 |
Foreign References:
| EP0259714A1 | 1988-03-16 | |||
| EP0698956A1 | 1996-02-28 |
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