Patent · US Active

Method of preparing for discharge of electric latch assembly

US12409811B2 · kind B2 · utility

0Cited by
3References
18Claims
0Family size

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Key dates

Filing dateNov 2, 2022
Grant dateSep 9, 2025
Priority date
Expiry dateDec 13, 2043

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE05B81/90
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

An embodiment method of preparing for discharge of an electric latch assembly includes determining whether the electric latch assembly is in an unlocked state, in response to a determination that the electric latch assembly is in the unlocked state, monitoring a voltage of a battery, comparing the voltage of the battery with a preset reference voltage at which a mechanical redundancy (MR) mode is to be activated, and activating the MR mode by driving an MR motor installed inside the electric latch assembly in response to the voltage of the battery being less than or equal to the reference voltage.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.