Patent ID: 9316390
Filing Date: 2016-04-19
CPC Classification: E21B,F21S,F21V,F21W

Claim Text:
1. A lighting system particularly designed for attachment to the crown of a drilling rig comprising: a lighting frame attachable to the crown of the drilling rig, the lighting frame including an adjustable frame portion attachable to the crown of the drilling rig by support posts for rigidly fixing said adjustable frame portion to the crown, and a light bearing frame portion including support braces and cross braces, supported by and attached to said adjustable frame portion; multiple light support posts attached to said light bearing frame portion for holding multiple lighting fixtures; at least one lighting fixture attached to each of said light support posts said light bearing frame portion comprising an outer structural frame consisting of a plurality of connected beams forming a perimeter around which said lighting fixtures are attached; said light bearing frame portion further comprises a plurality of light holding platforms spaced around a perimeter of said outer structural frame; said light holding platforms each comprising a first portion for attaching to said outer structural frame and a second portion for holding said light support posts; the light bearing frame portion cross and support braces comprising at least two cross-braces connecting a first side of said outer structural frame to a second side of said outer structural frame; said first and second sides being generally parallel to each other; and at least one support brace connecting said at least two cross-braces to each other.