Patent attributes
A lighting fixture includes a base having a hole in a top surface thereof, at least one retaining member disposed on the top surface of the base proximate the hole, a lamp housing having a top portion and a dome-shaped bottom portion, the bottom portion including a perimeter portion having an essentially planar annular end surface sized to surround the hole, at least one boss extending from the perimeter portion of the lamp housing, and a handle attached to the top portion of the lamp housing, where the retaining member is structured for receiving the boss with the annular end surface of the lamp housing abutting the top surface of the base and surrounding the hole, so that rotation of the handle effects twist-locking attachment or detachment of the lamp housing respectively to or from the base by rotating the boss into or out of engagement with the retaining member.