Patent ID: 6914352
Filing Date: 2005-07-05
Classification: H02K

Abstract:
1. A primary part of an electric motor, comprising: a modular block made of a toothed winding body and consecutively arranged windings applied to teeth of the toothed winding body; an open housing receiving the modular block and a cover configured to close the housing to define an interior; a first molding composition introduced into the open housing and filling at least a first space between an inner bottom surface of the open housing and a first face of the windings facing the inner bottom surface after insertion of the modular block in the open housing, and a second molding composition applied to a surface of the cover with a thickness so as to fill at least a second space between the surface of the cover and a second face of the windings facing the cover after closing the open housing with the cover, said housing including at least one gas inlet and at least one gas outlet, and constructed to include at least one gas flow path formed between the first molding composition and then second molding composition in the interior of the housing.