Air cored, linear induction motor for magnetically levitated sys

Details Air cored, linear induction motor for magnetically levitated sys Air cored, linear induction motor for magnetically levitated sys

1992-11-10

1993-12-14

Stephan, Steven L.

Electrical generator or motor structure

Dynamoelectric

Linear

104282, 104292, H02K 4102, B60L 1304

Patent

active

052705935

ABSTRACT:
Apparatus for propelling, suspending and guiding a conveyance across ground without contact between said conveyance and said ground, comprising an electromagnetic, air cored induction motor including a primary formed of a coaxial array of coils; means for energizing said coils with polyphase electrical alternating currents to create an electromagnetic wave traveling longitudinally along the array; a secondary formed of a sleeve concentric to and surrounding said array of coils and made of conducting material, said sleeve being electromagnetically coupled to said primary and being cut along a longitudinal generatrix thereof to define a slot permitting the support means which supports the primary to pass there through.

REFERENCES:
patent: 4839543 (1989-06-01), Beakley et al.
patent: 5085149 (1992-02-01), Huson

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