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US 7,452,298 B2Granted
Compact drive
AssigneeSew-Eurodrive GmbH & Co. KG
InventorsThomas Leichter, Jochen Mahlein, Josef Schmidt, Bernhard Köhler
Life of this patent
Estimating the term…
Abstract
A compact drive includes at least an electric motor, a transmission, and a frequency converter, the output shaft of the transmission and the rotor shaft being parallel to each other, and the shaft-center distance at least being determined by a spur-gear stage of the transmission or by the design of a variable transmission.
Claims20
A compact drive, comprising:
- an electric motor;
- a transmission;
- a frequency converter;
- and
- a housing including at least one housing part and at least one housing cover;
- wherein an output shaft of the transmission and a rotor shaft of the electric motor are arranged in parallel, a shaft-center distance determined in accordance with at least one transmission stage;
- wherein the frequency converter is arranged laterally in a direction orthogonal with respect to the rotor shaft;
- and
- wherein the two sides of the output shaft are accessible to provide a two-sided power take-off.
6 more elements
A compact drive, comprising:
- a housing including at least two housing parts and at least one housing cover;
- an electric motor arranged in the housing and having a rotor shaft supported by bearings arranged in at least one of the housing parts;
- a transmission arranged in the housing and including an output shaft and at least one intermediate shaft, the output shaft supported by bearings arranged in the at least one housing part in which the bearings supporting the rotor shaft are arranged;
- a frequency converter;
- and
- wherein:
- the output shaft of the transmission, the at least one intermediate shaft of the transmission and the rotor shaft of the electric motor are arranged in parallel, a shaft-center distance determined in accordance with at least one transmission stage;
- the frequency converter is arranged laterally in a direction orthogonal with respect to the rotor shaft;
- and
- the two sides of the output shaft are accessible to provide a two-sided power take-off.
7 more elements
Dependencies are inferred from the claim text.