Electrical interconnection system for heating eye-shield

Abstract

Bus bar electrical interconnection system adapted for use with an irregularly-shaped eye-shield and adapted for inter-connection with leads from a battery to power a heating element affixed to the eye-shield, the interconnection system having bus bars, each bus bar adapted for connection with a lead from the battery, one or more of the bus bars having at least one protrusion, or alternatively a recession, providing at least one partial contact area of the bus bars, together with alternatively provided painted contact pads on the heating element, and at least one peripheral member securing interconnection of the partial contact surface area of the bus bars with the heating element, for providing customized heating of the heating element depending upon the number and extent of partial contact areas for customized heating to prevent fogging of the eye-shield.

1 . A bus bar electrical interconnection system adapted for use with an irregularly-shaped eye-shield and adapted for interconnection with leads from a battery to power a heating element affixed to the eye-shield to provide customized heating to the eye-shield to prevent fogging of the eye-shield, comprising:
 a. at least one bus bar, said at least one bus bar comprising means adapted for interconnecting said at least one bus bar with a lead from the battery, said at least one bus bar comprising at least one protrusion providing at least one partial contact area of said at least one bus bar, said at least one bus bar adapted for interconnecting with the heating element at the at least one partial contact area; and   b. at least one peripheral member securing interconnection of the partial contact area of said at least one bus bar with the heating element and adapted for providing customized heating of the heating element depending upon the number of partial contact areas in contact with the heating element and the extent of contact by the at least one partial contact area with the heating element for preventing fogging of the eye-shield.   
     
     
         2 . The bus bar electrical interconnection system of  claim 1 , further comprising a plurality of bus bars and further comprising a battery-powered eye-shield having a resistive heating element thereon, the battery of said battery-powered eye-shield being interconnected with the heating element via said bus bars of said bus bar electrical interconnection system, and further comprising at least one painted contact pad located on the heating element, said painted contact pad being interposed between at least one of the partial contact areas of said bus bars and the heating element. 
     
     
         3 . The bus bar electrical interconnection system of  claim 1 , further comprising a plurality of bus bars, and wherein said plurality of bus bars comprises at least one upper bus bar and at least one lower bus bar, and wherein said at least one lower bus bar comprises at least one protrusion so as to be adapted for allowing contact of the bus bar with the heating element at either side of a nose-bridge portion of the eye-shield while preventing contact of the bus bar with the heating element of the eye-shield directly above the nose-bridge portion of the eye-shield. 
     
     
         4 . The bus bar electrical interconnection system of  claim 3 , wherein at least one of said bus bars comprises a plurality of protrusions creating a stepped partial contact area for the at least one of said bus bars so as to be adapted for providing a customized amount of power to be supplied to the heating element of the eye-shield. 
     
     
         5 . The bus bar electrical interconnection system of  claim 1 , adapted for use in one of a snow goggle, a swim goggle, a motor-cycle helmet face shield, a face shield, a ballistic eye-protection eye-shield, a portable goggle-type virtual-reality system, and a portable goggle-type augmented-reality system for displaying images to a user. 
     
     
         6 . An eye-shield adapted for use with a battery to provide heating to prevent fogging while avoiding hot spots on the eye-shield, comprising:
 a. an eye-shield substrate having an outer periphery and adapted for protecting a user's eyes and adapted for defining at least a partially enclosed space between the user's eyes and said eye-shield;   b. a heating element on said eye-shield; and   c. an interconnection system comprising a plurality of bus bars having a plurality of protrusions thereon providing a plurality of partial contact areas on said bus bars, a first interconnection adapted for interconnecting between the battery and said bus bars, and a second interconnection between said bus bars and said heating element on said eye-shield; said interconnection system adapted for providing customized heating for said eye-shield depending upon the location, number, and extent of protrusions and partial contact areas of said bus bars coming in contact with said heating element.   
     
     
         7 . The eye-shield of  claim 6 , wherein said interconnection system further comprises a peripheral channel member securing interconnection of the partial contact areas of said bus bars with the heating element. 
     
     
         8 . The eye-shield of  claim 6 , wherein said second interconnection further comprises a plurality of painted contact pads located strategically around and adjacent the outer periphery of said eye shield, at least one of said painted contact pads being in contact with at least one of said bus bars and interposed between the plurality of protrusions and partial contact areas of said bus bars. 
     
     
         9 . The eye-shield of  claim 6 , wherein said plurality of bus bars comprises at least one upper bus bar and at least one lower bus bar, and wherein at least one of said at least one lower bus bar comprises at least one protrusion creating a partial contact area for the at least one of said at least one lower bus bar so as to be adapted for allowing contact of the said at least one lower bus bar with the heating element at either side of a nose-bridge portion of the eye-shield while preventing contact of the bus bar with the heating element of the eye-shield directly above the nose-bridge portion of the eye-shield. 
     
     
         10 . The eye-shield of  claim 9 , wherein said upper bus bar comprises a plurality of protrusions for providing partial contact areas of the bus bar for customizing the amount and location of power to be supplied to the heating element of the eye-shield. 
     
     
         11 . The eye-shield of  claim 10 , further comprising a plurality of painted contact pads located on the heating element, said contact pads being interposed between the heating element and corresponding location protrusions and partial contact areas of said upper and lower bus bars. 
     
     
         12 . The eye-shield of  claim 6 , adapted for use in one of a snow goggle, a swim goggle, a motor-cycle helmet face shield, a face shield, a ballistic eye-protection eye-shield, a portable goggle-type virtual-reality system, and a portable goggle-type augmented-reality system. 
     
     
         13 . The eye-shield of  claim 11 , wherein said second interconnection further comprises a peripheral clamping member for ensuring interconnection of only the partial contact areas of said bus bars with said heating element. 
     
     
         14 . A battery-powered eye-shield adapted for preventing fogging of the eye-shield comprising:
 a. an irregularly-shaped eye-shield substrate having an outer periphery, a nose cut-out nose-bridge portion, an inner surface, and an outer surface;   b. a heating element affixed substantially over an entire portion of said eye-shield substrate's inner surface;   c. a battery with leads for supplying power to heat said heating element to prevent fogging of said eye-shield's substrate;   d. an interconnection system comprising a plurality of bus bars, wherein each bus bar is interconnected with a lead from said battery, and wherein each bus bar is interconnected with said heating element on said eye-shield, at least one of the bus bars having at least one recession formed therein so as to form at least one corresponding partial contact area for allowing contact of the at least one bus bar with the heating element for providing customized heating for said eye-shield based upon the number, extent, and location of the at least one corresponding partial contact area contacting said heating element.   
     
     
         15 . The battery-powered eye-shield of  claim 14 , further comprising at least one painted contact pad located on the heating element, said contact pad being interposed between at least one of the partial contact areas of said bus bars and the heating element. 
     
     
         16 . The battery-powered eye-shield of  claim 14 , wherein said interconnection system comprises at least one upper bus bar and at least one lower bus bar, wherein said at least one lower bus bar is bent to form at least one recession so as to form at least one corresponding partial contact area for allowing contact of the at least one lower bus bar with the heating element and for preventing contact of the at least one lower bus bar with the heating element of the eye-shield at a location directly above the nose-bridge portion of the eye-shield, and wherein said interconnection system further comprises a peripheral channel member securing interconnection of the partial contact area of the bus bars with said heating element. 
     
     
         17 . The battery-powered eye-shield of  claim 14 , wherein said interconnection system further comprises at least one upper bus bar and a plurality of lower bus bars, and wherein the upper bus bar comprises a plurality of bends forming a plurality of recessions providing corresponding stepped partial contact areas for allowing contact of the at least one upper bus bar with the heating element for providing customized heating for said heating element of said eye-shield. 
     
     
         18 . The battery-powered eye-shield of  claim 14 , wherein said interconnection system comprises an upper bus bar and a plurality of lower bus bars, and wherein the bus bars each has a plurality of recessions formed therein so as to form corresponding partial contact areas for allowing contact of the bus bars with the heating element, and further comprising at least one painted contact pad located strategically adjacent the outer periphery of said heating element, said at least one painted contact pad being interposed between the partial contact areas of the bus bars and said heating element so as to provide an enhanced contact and for customized location-specific power from said battery to said heating element via the bus bars. 
     
     
         19 . The battery-powered eye-shield of  claim 18 , further comprising a plurality of painted contact pads at strategic locations on said heating element to enable enhanced contacts for the bus bars, for customization of application of heat to the eye-shield, and to avoid hot spots on the eye-shield, each of said plurality of painted contact pads being interposed between the partial contact areas of the bus bars and said heating element so as to provide an enhanced contact partial contact area and for customized location-specific power from said battery to said heating element via the bus bars. 
     
     
         20 . The battery-powered eye-shield system of  claim 19 , wherein the upper bus bar and the lower bus bars are interconnected with said heating element via said plurality of painted contact pads at strategic locations around the outer periphery of said eye-shield to further provide even heating of the eye-shield.