ELEVATOR SAFETY SPRING AND METHOD OF MANUFACTURING

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20170261058A1
SERIAL NO

15451833

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Abstract

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A method of manufacturing an elevator safety spring is provided. The method includes determining a plurality of dimensional parameters of the elevator safety spring. The method also includes selecting a plurality of dimensions within the dimensional parameters. The method further includes manufacturing the elevator safety spring based on the selected parameters, the elevator safety spring having an I-beam cross-section.

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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
Chen, Shihemn Bolton, US 8 18
Desai, Aayush New Britain, US 5 16
Draper, James M Woodstock, US 15 181
El-Wardany, Tahany Ibrahim Bloomfield, US 67 516
Kriss, John J Manchester, US 2 15
Kuczek, Andrzej Ernest Bristol, US 55 207
Liang, Duan Windsor, US 4 9
Liou, Joe J South Windsor, US 13 31
Luo, Xiaodong South Windsor, US 62 553
O'Coin, Patricia L Farmington, US 1 1
Polak, David R Glastonbury, US 10 52

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