LINEAR INDUCTION MOTOR Russian patent published in 2007 - IPC H02K41/25 

FIELD: electrical engineering;; linear-motion or reciprocating elements and electrified transport.

SUBSTANCE: proposed motor has inductor incorporating core carrying multiphase winding. Secondary member has core whose slots accommodate insulated conducting bars placed one on to of other and closed on one end through common conducting bus and on other, through closing parallelepiped that has conducting part and worm-gear teeth on external side engaging those of worm wheel. Secondary-member core is made in the form of alternating stacks of electric steel laminations with insulated conducting bars placed in-between. Inductor has additional core carrying multiphase winding which is disposed in parallel with main core and mounted on their common frame.

EFFECT: enhanced traction force.

1 cl, 3 dwg