System and method for reducing belt noise

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10336581
APP PUB NO 20130292211A1
SERIAL NO

13980621

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention is directed to an elevator system. The elevator system comprises a car, a counterweight, at least one belt connecting the car and counterweight, and at least one sheave having a surface that engages with the belt. At least part of the surface of the sheave that interfaces with the belt has a plurality of features for reducing unwanted noise created due to the interaction between the belt and the sheave surface.

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Patent Owner(s)

Patent OwnerAddress
OTIS ELEVATOR COMPANYONE CARRIER PLACE FARMINGTON CT 06032

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blanc, Arthur Providence, US 12 91
Burlatsky, Sergei F West Hartford, US 73 324
Chen, Yan South Windsor, US 884 10448
Chipman, Christopher T Killingly, US 10 109
Coffin, Charles C Vernon, US 8 99
Opoku, Daniel G Montreal, CA 2 8
Polak, David R Glastonbury, US 10 52
Wesson, John P Vernon, US 89 700

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