Patent ID: 9320088
Filing Date: 2016-04-19
CPC Classification: F21V,F21W,F21Y,H05B

Claim Text:
1. An LED-based lighting unit having a mounting surface and comprising: a plurality of LEDs coupled to said mounting surface, each of said LEDs having a light emitting portion; an adhesive layer atop said mounting surface, said adhesive layer not in contact with said light emitting portion of at least some of said LEDs; a plurality of optical pieces each having a base in contact with said adhesive layer about at least one LED of said plurality of LEDs, at least some of said optical pieces individually placeable about said at least one LED; and an elastomeric layer in contact with said adhesive layer and abutting and extending between said optical pieces; wherein said LED-based lighting unit is configured to substantially seal said LEDs from external objects by cooperative sealing engagement of the elastomeric layer and the optical pieces, wherein said elastomeric layer extends beyond and lips over the periphery of said mounting surface.