Patent ID: 7965005

Claim:
A modular system of electric motors, comprising: a stator; a rotor including a rotor shaft; a housing including at least one first mechanical interface adapted to connect to a bearing support including at least a bearing seat for a B-side bearing of the rotor shaft, wherein the modular system including several variants of electric motors within one size, the housing having at least two different bearing supports alternatively connectible to the housing on the B side, a first bearing support including an additional interface adapted to connect to at least one of (a) a bottom part of a terminal box and (b) a bottom part for an electronic circuit, the first bearing support forming a housing for at least one of (a) a brake and (b) a fan, a second bearing support manufactured in one piece with at least one of (a) a bottom part of a terminal box and (b) a cover, the bottom part of the terminal box and the bottom part for the electronic circuit each having an interface adapted to connect to a cover.