Self-propelled elevator system having windings proportional to car velocity

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United States of America Patent

PATENT NO 10280041
APP PUB NO 20160137459A1
SERIAL NO

14897106

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An elevator system includes a hoistway and an elevator car to travel in the hoistway. Permanent magnets are mounted to the elevator car and primary windings are mounted in the hoistway to form a linear motor. The primary windings having a first section having a first number of turns and a second section having a second number of turns. The first number of turns is less than the second number of turns.

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Patent Owner(s)

  • OTIS ELEVATOR COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Rodriguez, Fernando Manchester, US 29 288

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