Patent ID: 6129524
Filing Date: 2000-10-10
Classification: F02B,F04D

Abstract:
A motor-driven compressor-electronic power package assembly, comprisingan electric motor and a rotating shaft driven thereby,a compressor wheel driven by said rotating shaft,a central motor housing having an outside wall, and carrying a bearing system for the motor-driven rotating shaft,an external housing having an inside wall and an outside wall, the external housing comprising a first portion cooperating with the compressor wheel to generate a flow of compressed air, and a second portion carrying the central motor housing and forming, with its inside wall, an air ducting system with a plurality of straightening and cooling fins,an electronic power package for the electric motor carried by said second external housing portion, andsaid compressor wheel and second external housing portion providing a generally axial flow of compressed air through the air ducting system before exiting said motor-driven compressor through a compressed air outlet and drawing heat from the electric motor and the electronic power package.