US 12,135,243 B2
Fasteners for security devices
Clym Brown, Wilmslow (GB); and Peter Alexander, Todmorden (GB)
Assigned to TEXCOM LIMITED, Haslingden (GB)
Appl. No. 17/770,592
Filed by TEXECOM LIMITED, Haslingden (GB)
PCT Filed Oct. 21, 2020, PCT No. PCT/GB2020/052646
§ 371(c)(1), (2) Date Apr. 20, 2022,
PCT Pub. No. WO2021/079111, PCT Pub. Date Apr. 29, 2021.
Claims priority of application No. 1915330 (GB), filed on Oct. 23, 2019.
Prior Publication US 2022/0404206 A1, Dec. 22, 2022
Int. Cl. G01J 5/04 (2006.01); G01J 5/00 (2022.01); G01J 5/02 (2022.01); G01J 5/0806 (2022.01); G08B 13/19 (2006.01)
CPC G01J 5/04 (2013.01) [G01J 5/0025 (2013.01); G01J 5/0265 (2013.01); G01J 5/0806 (2013.01); G08B 13/19 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A security device comprising a housing and an optical system, wherein the optical system is removable from the outside of the housing, wherein the housing comprises a front section and a rear section and the optical system is removable from the front section of the housing, wherein the front section and the rear section are movable between an operational configuration and a non-operational configuration, and wherein the security device is operable to trigger a tamper signal in the event of unauthorised movement between the operational configuration and the non-operational configuration.