Work Light

Abstract

A lighting apparatus is provided including a base portion defining an axial opening, a main portion located above the base portion and having a generally-cylindrical upper portion, and a light module secured to a top portion of the generally-cylindrical upper portion of the main portion. The axial opening of the base portion is sized to receive at least a light module of another lighting apparatus therein in a stacked position.

1 . A lighting apparatus composing:
 a base portion defining an axial opening;   a main portion located above the base portion and having a generally-cylindrical upper portion; and   a light module secured to a top portion of the generally-cylindrical upper portion of the main portion,   wherein the axial opening of the base portion is sized to receive at least a light module of another lighting apparatus therein in a stacked position.   
     
     
         2 . The lighting apparatus of  claim 1 , wherein the base portion includes a generally-cylindrical body having four legs formed around the axial opening. 
     
     
         3 . The lighting apparatus of  claim 1 , wherein the generally-cylindrical upper body of the main portion includes a smaller diameter than the axial opening of the base portion. 
     
     
         4 . The lighting apparatus of  claim 1 , wherein the main portion further includes a control housing portion housing a control circuit configured to control an operation of the lighting module. 
     
     
         5 . The lighting apparatus of  claim 4 , wherein the main portion further comprises a keypad, a battery receptacle, and an AC plug. 
     
     
         6 . The lighting apparatus of  claim 5 , wherein the control circuit comprises an AC-to-DC converter to convert AC power from the AC plug to DC power to power the light module. 
     
     
         7 . The lighting apparatus of  claim 5 , wherein the control circuit is configured to supply electric power from a battery pack plugged into the battery receptacle when no AC power is detected from the AC plug. 
     
     
         8 . The light apparatus of  claim 5 , wherein the control circuit is configured to control at least one of a luminance intensity or light direction of the light module based on an input from the keypad. 
     
     
         9 . The lighting apparatus of  claim 1 , wherein the main portion further comprises two housing halves mated together around at least a lower portion of the main portion and mounted on the base portion, the axial opening extending between the two housing halves. 
     
     
         10 . The light apparatus of  claim 9 , wherein each housing half comprises a plurality of radial ribs projecting inwardly from an inner surface therein around the axial opening. 
     
     
         11 . The light apparatus of  claim 10 , wherein the plurality of radial ribs include at least a first rib defining a first diameter of the axial opening corresponding to a diameter of the light module, and at least a second rib defining a second diameter of the axial opening corresponding to a diameter of the upper portion of the main portion. 
     
     
         12 . The light apparatus of  claim 11 , wherein the first rib is located around the light module of another light apparatus and the second rib located around the upper portion of the main portion of the other light apparatus in the stacked position. 
     
     
         13 . The light apparatus of  claim 1 , wherein the light module comprises a transparent cover, a generally-cylindrical heat sink mounted on the upper portion of the main body, and a plurality of vertically-elongated printed circuit boards (PCBs) arranged on an outer circumference of the heat sink, and a plurality of light-emitting devices (LEDs) mounted to each of the PCBs. 
     
     
         14 . A light apparatus comprising:
 a light module;   a wireless communication unit configured to communicate wirelessly with a computing device; and   a controller configured to receive a control signal associated with at least one of a luminance intensity or lighting direction of the light module from the computing device via the wireless communication unit and a control the luminance intensity or lighting direction of the lighting module based on the control signal.   
     
     
         15 . The light apparatus of  claim 14 , wherein the wireless communication unit is configure to connect wirelessly to the computing device after a user's selection of the light apparatus from a list of available light apparatuses displayed to the user. 
     
     
         16 . The light apparatus of  claim 14 , wherein the controller is further configured to receive an on/off signal associated with enabling or disabling the light apparatus from the computing device via the wireless communication unit and turn the light module on or off accordingly. 
     
     
         17 . The light apparatus of  claim 14 , wherein the controller is further configured to supply the computing device a status signal indicative of the power level of a battery pack coupled to the light apparatus via the wireless communication unit. 
     
     
         18 . A system comprising:
 at least one lighting apparatus having a light module, a wireless communication unit, and a controller configured to control a lighting operation of the light module; and   a separate computing device for communicating wirelessly with the at least one lighting apparatus,   wherein the controller is configured to receive a control signal associated with at least one of a luminance intensity or lighting direction of the light module from the computing device via the wireless communication unit and control the luminance intensity or lighting direction of the lighting module based on the control signal.   
     
     
         19 . The system of  claim 18 , wherein the computing device is configured to provide a display interface including a listing of the at least one lighting apparatus and receive a user selection of the at least one lighting apparatus. 
     
     
         20 . The system of  claim 19 , wherein the computing device is configured to provide a display interface associated with the at least one lighting apparatus. 
     
     
         21 . The system of  claim 20 , wherein the computing device is configured to receive a user selection of an action associated with at least one of the luminance intensity or lighting direction of the light module from the user and communicate the at least one of the luminance intensity of lighting direction to the controller via the wireless communication unit. 
     
     
         22 . The system of  claim 20 , wherein the computing device is configured to receive a schedule associated with a lighting control of the at least one lighting apparatus and communicate the schedule to the controller via the wireless communication unit. 
     
     
         23 . The system of  claim 22 , wherein the controller is configured to control at least one of an on/off function, the luminance intensity or the lighting direction of the light module based on the schedule.