UNIT FOR INTRODUCING ELECTRIC WIRES INTO THE LUMINAIRE Russian patent published in 1995 - IPC

FIELD: lighting engineering. SUBSTANCE: unit has provided with axial shaped recess into which insertion is mounted which has holes for passing electric wires into the pipe. Nut is screwed upon the pipe. The nut has rotary brace with grooves which pass into T-shaped grips of end of the case. The latter is embraced by air-tight enclosure which is made in form of a truncated cone. Threaded hole is located at lower end of the case in axial to shaped recess. Pipes-holders for electrode holder adapters are fixed to side surface in U-shaped grooves. Each pipe-holder is provided with cylindrical block and two holes. The top hole is intended for passing electric wires through and is connected with axial recess of the case by channel. The lower hole embracing bolt is disposed axially relatively the hole in the block and matched with additional threaded hole in groove of the case. Air-tight enclosure has cap, base and cone-shaped shell. Mate surfaces of the units are provided with seals. EFFECT: improved efficiency. 3 cl, 3 dwg