SEALED LIGHTING DEVICE Russian patent published in 2008 - IPC F21V31/00 

FIELD: lighting.

SUBSTANCE: device comprising a cup-like shaped housing, a transparent protective cap, a moisture-tight annular gasket placed into a clearance between the cap and the housing. The housing comprises a light-emitting diode matrix mounted on a circuit board, as well as contact elements of an electrical feed circuit. The bottom of the housing has a central hole wherein a packing gland of an electric feed cable inlet is located. The device is also includes a clamp cover comprising an annular top part and downward facing double walls, and reinforced thread bushings used to receive tightening screws and located on the backside of the annular part of the cover in a clearance between said walls. The tightening screws passing through holes in a collar the housing are mounted into the cover bushings to ensure clamping the protective cap against the housing.

EFFECT: simplification in design and mounting of a device.

2 cl, 2 dwg