Patent ID: 7846054
Filing Date: 2010-12-07
Classification: F16H,H02K,Y10T

Abstract:
1. A compact drive, comprising: at least three drive components; a central housing part, each drive component surrounded by the central housing part; and at least one housing cover of the respective drive component to form a specific housing; wherein the drive components include an electric motor, a gear unit and an electronic circuit; wherein the electronic circuit includes a frequency converter; wherein the frequency converter is positioned laterally with respect to a rotor shaft of the electric motor; wherein the central housing part includes dividing walls that form individual compartments for the drive components inside the housing; wherein the compartment for the gear unit is sealed off from the compartment for the electric motor, the compartment for the electronic circuit and an outer environment of the compact drive by a shaft sealing ring situated on the rotor shaft of the electric motor and by shaft sealing rings situated on an output shaft of the gear unit.