VALVE-TYPE ELECTRICAL MACHINE Russian patent published in 2002 - IPC

FIELD: electrical engineering; electrical machines with permanent-magnet inductors and rotor position sensors responding to inductor magnetic field. SUBSTANCE: electrical machine has wound armature, inductor carrying radially or axially saturated permanent magnets mounted on magnetic core with annular cavity between magnets and extreme part of its surface facing the permanent magnets, and rotor position sensor whose members responding to magnetic field are mounted on movable shell and placed in annular cavity. These members are noted for accurate and reliable operation. EFFECT: improved power characteristics of machine. 3 dwg