Fecha de publicación: 19/04/1977 Fuente: WIPO "royal booby" A fluid dispensing anti-burglary device is disclosed in which a fluid, containing a chemical such as tear gas, is discharged into an area to be protected when an intruder forces entry into the area with which the device is associated. The anti-burglar device employs an electrothermal actuator as a trigger for releasing a spring biased member to cause the discharge of fluid from a pressurized container.