US 12,260,741 B2
Security device
Elly Gazal, Tel Mond (IL); Eran Cohen, Tel-Aviv (IL); Gad Noor, Givatayim (IL); and Micha Weissberg, Rishon-LeZion (IL)
Assigned to Essence Security International (E.S.I.) Ltd, Herzeliya Pituach (IL)
Appl. No. 17/790,496
Filed by Essence Security International (E.S.I.) Ltd, Herzeliya Pituach (IL)
PCT Filed Dec. 24, 2020, PCT No. PCT/IL2020/051332
§ 371(c)(1), (2) Date Jun. 30, 2022,
PCT Pub. No. WO2021/137214, PCT Pub. Date Jul. 8, 2021.
Claims priority of application No. 1919457 (GB), filed on Dec. 31, 2019.
Prior Publication US 2023/0041973 A1, Feb. 9, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. G08B 29/18 (2006.01); G08B 13/196 (2006.01)
CPC G08B 29/181 (2013.01) [G08B 13/19619 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A security device comprising:
a main housing; and
a power supply housing for holding at least one power cell for supplying power to the security device, wherein the power supply housing is releasable from the main housing; and
a release arrangement configured to provide a release process in which the power supply housing is moveable from an installed configuration to a released configuration via a partially released configuration;
wherein a power connection is provided for supply of power to the security device when the power supply housing is in the partially released configuration; and
further comprising processing circuitry configured to:
obtain power via the power connection; and
receive an indication that the power supply housing has moved from the installed configuration and/or to the partially released configuration;
wherein in the released configuration the power supply housing is fully removed from the main housing.