| 摘要 |
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). |
