Invention Grant
- Patent Title: Variable thresholds for an elevator system
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Application No.: US16009292Application Date: 2018-06-15
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Publication No.: US11518650B2Publication Date: 2022-12-06
- Inventor: Tadeusz Pawel Witczak , Craig Drew Bogli , Ezhil Nanjappan , Derk Oscar Pahlke
- Applicant: Otis Elevator Company
- Applicant Address: US CT Farmington
- Assignee: Otis Elevator Company
- Current Assignee: Otis Elevator Company
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- Main IPC: B66B5/00
- IPC: B66B5/00 ; B66B1/28 ; B66B1/34 ; B66B3/00 ; B66B5/02 ; B66B9/00 ; B66B13/14

Abstract:
A method for monitoring thresholds for performance attributes in an elevator system is provided. Aspects includes collecting, by a sensor affixed to an elevator car, sensor data associated with the elevator system wherein the sensor data comprises one or more performance attribute values for a set of performance attributes of the elevator system. Obtaining a threshold profile associated with the elevator system, wherein the threshold profile comprises thresholds for each performance attribute in the set of performance attributes of the elevator system. Comparing the one or more performance attribute values to corresponding thresholds for the set of performance attributes and transmitting an alert for any of the one or more performance attribute values exceeding the corresponding thresholds for the set of performance attributes.
Public/Granted literature
- US20190382239A1 VARIABLE THRESHOLDS FOR AN ELEVATOR SYSTEM Public/Granted day:2019-12-19
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