CASE OF THE LUMINAIRE Russian patent published in 1995 - IPC

FIELD: lighting engineering. SUBSTANCE: case of luminaire has extruded aluminum profile, plate, elements of electric circuit mounted onto the plate, edge panels with lamp-holders of starters and lamp-holders, sealing gaskets and edge lids. Shaped members in form of T-shaped protrusion are made onto the external surface of profile along its total length. Protrusion has internal hole. The protrusion is disposed onto top shelf along the axis of the profile. U-shaped protrusion of the case has T-shaped groove which passes into internal cavity of the profile. Protrusion is disposed onto lower shelf along the axis of the profile. There are two C-shaped protrusions and correspondingly which are disposed onto lower shelf of the profile. EFFECT: improved reliability of operation. 2 dwg