Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Atef Abou Akar0
Eric Coupart0
Jacques Saint-Michel0
Date of Patent
July 31, 2007
0Patent Application Number
105468410
Date Filed
March 5, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to an electric machine comprising a stator (10, 40) provided with a plurality of teeth (11, 41), each tooth supporting at lest one individual coil (13, 46, 47), an external rotor (30) which is radially arranged outside the stator and provided with constant magnets, an internal rotor (20) radially arranged inside the stator, provided with constant magnets and connected to the external rotor (30). At least one of the external (30) and internal (20) rotors is disposed in a flux concentration.
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