Patent ID: 6966682

Claim:
A signaling system for mounting to an exterior surface of an emergency vehicle opposite an interior surface of the vehicle to which objects are mounted, the signaling system comprising: a light bar comprising a plurality of signaling devices supported on and distributed along a base member and enclosed by a cover; a plate secured to the exterior surface of the emergency vehicle by one or more fasteners of a first type, which pass through the vehicle into its interior, the plate including a surface engaging the base member of the light bar such that the light bar is suspended from the plate with substantially the entire plate sandwiched between the light bar and the exterior surface of the emergency vehicle; and one or more fasteners of a second type that do not pass through the surface of the vehicle into its interior for securing the light bar to the plate and thereby the exterior surface of the emergency vehicle such that the light bar can be removed from the exterior surface of the vehicle without removing the fasteners of the first type, which hold the plate to the vehicle.