Patent ID: 8348464

Claim:
A portable lighting system comprising: a plurality of portable lighting devices; each lighting device of said plurality of portable lighting devices including a housing and a circuit attached to said housing, said circuit including a light source, a source of electric power and a gravity power controller, if said lighting device is positioned at a transporting orientation with an orientation indicator of said lighting device within a tilt angle, said gravity power controller is configured to energize said light source from said source of electric power, said tilt angle is an orientation of said lighting device having a magnitude relative to a vertical, said gravity power controller is configured to de-energize said light source if said lighting device is positioned at a storage orientation with said orientation indicator outside said tilt angle; and a storage bracket for mounting on a surface of a vehicle and for holding each of said plurality of lighting devices at said storage orientation, wherein each of said lighting devices is configured to remain de-energized as long as said orientation indicator for each said lighting device remains outside said tilt angle, wherein said storage bracket is constructed of a substantially translucent material for transmitting light emitted from said plurality of lighting devices when said plurality of lighting devices are positioned at the transporting orientation.