Illumination and mounting means

Claim 1

IN A LAMP MOUNTING ASSEMBLY HAVING A MOUNTING BASE PORTION WITH UNDERCUT BEZEL-LIKE FLANGING AS WELL AS A LENS PORTION BOTH OF INSULATING MATERIAL COMPLEMENTARY TO EACH OTHER AND HAVING BASE SUPPORTED TERMINAL MEANS ELECTRICALLY ENERGIZABLE IN ENGAGEMENT WITH LAMPBULB MEANS SPACED BETWEEN THE BASE AND LENS PORTIONS, THE IMPROVEMENT WHICH COMPRISES INDIVIDUALLY SPACED BARBS PER SE INTEGRALLY CARRIED BY THE LENS PORTION AND NORMALLY INTERLOCKED COMPLEMENTARY TO FLANGING OFTHE BASE PORTION IN LOCATIONS COINCIDENT WITH SLOTS IN THE BASE PORTION, AND A PAIR OF RAMPS EXTENDING INWARDLY FROM THE FLANGING AT EACH SLOT AS EDGES THEREOF CONTACTED BY SAID BARBS UPON ROTATION OF THE LENS PORTION IN A PLANE OF MOVEMENT COINCIDING WITH THE FLANGING, SAID BARBS DURING SUCH ROTATION BEING MOVED INWARDLY TO CLEAR THE FLANGING AT EACH OF THE SLOTS IN AXIAL RELEASE OF THE LENS PORTION IN RESPONSE TO SAID ROTATION AS TO THE BASE PORTION, SAID BARBS ON THE LENS PORTION HAVING A RESILIENT SNAP FIT DURING REASSEMBLY TO THE BASE PORTION FLANGING IN ALIGNMENT WITH THE SLOTS DEFINING SAID RAMPS FOR SUBSEQUENT RELEASE OF SAID BARBS FROM INTERLOCK AS DEFINED.