Patent Number: 6,305,501

Title: Elevator reluctance linear motor drive system

Abstract: A drive system for an elevator includes a drive machine by means of which the for moving and supporting an elevator car. The primary circuit of a linear motor is permanently fitted to a wall of a building while its secondary circuit is fitted in conjunction with the elevator car and moves with the elevator car. Pressurized air is supplied between the primary and secondary circuits of the reluctance-type linear motor to maintain an air gap between them.

Inventors: Kahkipuro; Matti (Hyvinkaa, FI), Pelto-Huikko; Raimo (Vantaa, FI), Kallioniemi; Antti (Helsinki, FI)

Assignee: Kone Corporation

International Classification: B66B 11/04 (20060101); H02K 41/03 (20060101); H02K 7/08 (20060101); B66B 001/06 ()

Expiration Date: 10/23/2018