Title:
ELEVATOR LINEAR PROPULSION SYSTEM WITH COOLING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/027362
Kind Code:
A8
Abstract:
An elevator system includes an elevator car constructed and arranged to travel in a hoistway. A linear propulsion system of the elevator system is configured to impart a force upon the elevator car to control movement of the car. The linear propulsion system includes a secondary portion mounted to the elevator car and may have a plurality of magnets. A first primary portion (42) of the linear propulsion system includes a mounting assembly (60), a plurality of coils engaged to the mounting assembly (60), and a first cooling device (80) including at least one conduit (82) projecting outward from the mounting assembly (60) and into the hoistway for transferring heat.
Inventors:
RANJAN RAM (US)
MANES ENRICO (US)
MANES ENRICO (US)
Application Number:
PCT/US2016/045738
Publication Date:
February 22, 2018
Filing Date:
August 05, 2016
Export Citation:
Assignee:
OTIS ELEVATOR CO (US)
International Classes:
B66B11/04
Attorney, Agent or Firm:
BURNS, David A. (US)
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