Patent ID: 9028093
Filing Date: 2015-05-12
Classification: F21V,F21Y

Abstract:
1. A method of retro-fitting an existing luminaire housing comprising the steps of: removing lighting components from said existing housing; fastening a first powertray retaining assembly to an end cap of said existing housing; fastening a second powertray retaining assembly to a second end cap of said existing housing, wherein said fastened second powertray retaining assembly is substantially parallel to the fastened first powertray retainer assembly, thereby defining a distance between said powertray retaining assemblies along a line substantially perpendicular to each of said powertray retaining assemblies; telescoping a powertray to a size allowing said powertray to be moved through an opening in said existing housing; inserting said powertray through said opening in said existing housing and retaining said powertray on one of said first and second retaining assemblies; telescoping, in a direction substantially parallel to said line, said powertray to engage the other of said first and second retaining assemblies; positioning a diffuser in said luminaire housing; and, wherein the powertray comprises a first portion and a second portion, and each of said telescoping steps comprises sliding the first portion against the second portion.