An illumination assembly comprising an LED module removably supported within a lamp housing configured to be mounted on an elevator ceiling panel in a position to direct light from the LED module downward into an elevator passenger compartment through an opening in the housing and a hole in the ceiling panel. The LED module is removable from the housing from below the ceiling panel through the housing opening and the hole in the ceiling panel. Threads formed in an inner cylindrical wall of the lamp housing receive threads formed in an outer circumferential surface of the LED module in threaded engagement. The LED module includes at least two LED module removal surfaces positioned to be engaged by respective engagement surfaces of a tool configured to apply torque to and rotate the LED module relative to the lamp housing.
Downward illumination assembly
2015-12-01
Patent
Elektronische Ressource
Englisch
IPC: | F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B66B Aufzüge , ELEVATORS / F21K Nicht-elektrische Lichtquellen unter Verwendung von Lumineszenz , NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / F21Y Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend die Form oder die Art der Lichtquellen oder die Farbe des emittierten Lichts , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED |
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