Lighting fixture

Claim 1

A LIGHTING ARRANGEMENT PARTICULARLY ADAPTED FOR USE IN MASS TRANSPORTATION MEDIA SUCH AS TRAINS, BUSSES AND THE LIKE, SAID LIGHTING ARRANGEMENT COMPRISING BACKING MEANS OF GENERALLY BOWED CONFIGURATION, HAVING A LIGHT REFLECTING SURFACE ON ONE SIDE THEREOF, FIRST AND SECOND PANEL MOUNTING MEANS ATTACHED TO SAID BACKING MEANS AND EXTENDING LONGITUDINALLY THEREOF TO DEFINE FIRST AND SECOND MARGINS, A LIGHT TRANSMISSION PANEL ASSEMBLY BRIDGING SAID BACKING MEANS BETWEEN SAID FIRST AND SECOND MARGINS, SAID LIGHT TRANSMISSION PANEL ASSEMBLY INCLUDING A LIGHT TRANSMISSIVE LONGITUDINALLY EXTENDING BAND-LIKE PORTION DISPOSED ADJACENT ONE OF SAID MARGINS, SAID LIGHT TRANSMISSIVE BAND-LIKE PORTION BEING IN A PLANE WHICH UNDER NORMAL POSITIONING IS HORIZONTALLY DISPOSED, SAID LIGHT TRANSMISSION PANEL ASSEMBLY INCLUDING AN INTERMEDIATE BRIDGING AREA JOINING SAID LIGHT TRANSMISSIVE BAND-LIKE PORTION AND EXTENDING TO ADJACENT THE OTHER OF SAID MARGINS THEREBY TO DEFINE WITH SAID BACKING MEANS AN INTERNAL LIGHT SOURCE MOUNTING AND TRANSMISSION PANEL ASSEMBLY FROM SPACING OF SAID LIGHT TRANSMISSION PANEL ASSEMBLY FROM SAID BACKING MEANS ALONG SAID BRIDGING IN THE AREA OF SAID DIMENSION AS COMPARED TO THE SPACING IN THE AREA OF SAID LIGHT TRANSMISSIVE BAND-LIKE PORTION, A TUBE-LIKE SOURCE MEANS MOUNTED IN SAID LIGHT SOURCE AREA GENERALLY IN THE REGION OF GREATEST SPACING OF SAID LIGHT TRANSMISSION PANEL ASSEMBLY, SAID TUBE-LIKE SOURCE BEING SPACED FROM SAID LIGHT TRANSMISSION PANEL ASSEMBLY A DIMENSION AT LEAST EQUAL TO THE DIAMETER OF SAID TUBE-LIKE SOURCE MEANS TO PROVIDE EVEN ILLUMINATION FREE OF GLARE SPOTS IN THE AREA OF SAID BAND-LIKE PORTION AND SAID BRIDGING PORTION, SAID BRIDGING PORTION OF SAID LIGHT TRANSMISSION PANEL ASSEMBLY BEING SPACED FROM SAID BACKING MEANS A DISTANCE OF LESS THAN TWICE THE DIAMETER OF SAID TUBE-LIKE SOURCE MEANS IN THE REGION OF THE OTHER OF SAID MARGINS AND BEING OF SLIGHTLY INCREASING SPACING RELATIVE TO SAID BACKING MEANS THROGHOUT SAID LIGHT SOURCE AREA AS IT EXTENDS OVER TO SAID LIGHT TRANSMISSIVE BAND-LIKE PORTON ADJACENT SAID ONE MARGIN, MEANS ADJACENT OPPOSITE SIDES OF SAID BRIDGING PORTION TO FACILITATE MOUNTING OF ADVERTISING THEREON, AND SAID BACKING MEANS REFLECTING LIGHT EMITTED FROM SAID TUBELIKE SOURCE MEANS THROUGH SAID LIGHT TRANSMISSION PANEL ASSEMBLY SAID TUBE-LIKE SOURCE MEANS PROVIDING ILLUMINATION OF GREATER INTENSITY THROUGH SAID LIGHT TRANSMISSIVE BAND-LIKE PORTION THAN THROUGH SAID BRIDGING PORTION.