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US 7,492,064 B1Granted
Luminaire safety system
AssigneeSignal Engineering Company-South
InventorJohn I. Vaughn
Life of this patent
Estimating the term…
Abstract
A safety system for powering an outdoor light is provided. The system includes a breakaway cable which runs from the luminaire pole to the junction box. The breakaway is connected to a switch which is opened when the breakaway cable is pulled, for example when the luminaire pole is struck. The device may also include a visual indicator at the junction box which indicates whether power is being supplied to the luminaire.
Claims5
An outdoor lighting system for connection to a primary power cable comprising:
- (1) a junction box having a waterproof enclosure, said waterproof enclosure being electrically connected to said primary power cable;
- (2) a luminaire pole having a luminaire cable;
- (3) a breakaway cable fixably connected into said waterproof enclosure at one end and to said luminaire pole at its other end;
- (4) a load cable electrically connected into said junction box at one end and electrically connected to said luminaire cable at its other end;
- (5) a means for switching off the power supplied from said junction box to said load cable in response to the displacement of said luminaire pole, said switching means being housed within said waterproof enclosure and said switching means being electrically connected to said load cable intermediate said primary power cable and said luminaire cable.
2 more elements
An outdoor lighting system for connection to a primary power cable comprising:
- (1) a junction box having a waterproof enclosure;
- (2) a power supply cable electrically connected intermediate said junction box and said primary power cable, said power supply cable further comprising a fuse assembly;
- (3) a luminaire pole having a luminaire cable;
- (4) a load cable electrically connected into said junction box and to said luminaire cable;
- and
- (5) a visual indicator intermediate said fuse assembly and said luminaire cable, said visual indicator having means for indicating whether power is being supplied to said load cable.
3 more elements
Dependencies are inferred from the claim text.