METHOD FOR ENSURING ELEVATOR SAFETY IN ELEVATOR SYSTEM, ELEVATOR CONTROL UNIT, ELEVATOR SYSTEM, AND COMPUTER PROGRAM PRODUCT
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United States of America
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Issued Date -
Jan 30, 2025
app pub date -
Oct 15, 2024
filing date -
Oct 15, 2024
priority date (Note) -
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Abstract
A method for ensuring elevator safety in an elevator system, an elevator control unit, an elevator system, and a computer program product are disclosed in this document. The method comprises detecting a foreign object in an elevator shaft during normal operation mode, establishing a safe zone of the elevator shaft, wherein the safe zone is associated with a safe zone speed, a safe distance, and a safe direction, switching operational mode of the elevator system to a safe zone mode, determining that the elevator car is in the safe zone, and allowing movement of the elevator car in the safe zone to the safe direction at a speed not exceeding the safe zone speed.
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