Invention Application
- Patent Title: ELEVATOR SAFETY SPRING AND METHOD OF MANUFACTURING
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Application No.: US15451833Application Date: 2017-03-07
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Publication No.: US20170261058A1Publication Date: 2017-09-14
- Inventor: Shihemn Chen , Joe J. Liou , Andrzej Ernest Kuczek , Tahany Ibrahim El-Wardany , Xiaodong Luo , David R. Polak , James M. Draper , John J. Kriss , Duan Liang , Patricia L. O'Coin , Aayush Desai
- Applicant: Otis Elevator Company
- Main IPC: F16F1/18
- IPC: F16F1/18 ; B33Y80/00 ; B33Y10/00 ; B66B5/16 ; B21K1/76
Abstract:
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.
Information query
