Patent ID: 7637766
Filing Date: 2009-12-29
Classification: F21V,F21W,G01J,Y10S

Abstract:
1. A receptacle assembly for receiving a twist-lock photocontrol comprising: a receptacle comprising a disc portion having an exterior surface, a back side and a circumferential edge, a hub extending from the back side, a perimeter side wall extending from the back side of the circumferential edge to a bottom edge and a plurality of fingers extending from the back side between the hub and the perimeter side wall and terminating at an end; and a spring clamp having a substantially flat, ring-shaped body comprising a top surface, an opening, an inner edge, an outer edge, and at least one pair of spring members, wherein the receptacle is mounted in an opening in a luminaire housing and the orientation of the receptacle is adjustable without tools, and wherein the receptacle can be locked in a stationary position; wherein the plurality of fingers are not connected to the hub.