Patent · US Active

Lamp with battery backup capability

US10236716B2 · kind B2 · utility

0Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 21, 2017
Grant dateMar 19, 2019
Priority date
Expiry dateApr 21, 2037

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B20/30
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A lamp includes a first pair of primary electrical contacts configured to be electrically connected to a AC mains, a second pair of primary electrical contacts configured to be electrically connected to a non-switched emergency mains, and a battery charge controller in electrical communication with the second pair of electrical contacts. The lamp also includes a battery pack in electrical communication with the battery charge controller, an AC mains driver electrically connected to the first pair of primary electrical contacts, an emergency driver electrically connected to the battery pack, and an LED array in electrical communication with the AC mains driver and the emergency driver.

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