DEVICE FOR APPLYING MIRROR COATING ONTO PART OF LAMP BULB INNER SURFACE Russian patent published in 2008 - IPC H01J9/20 H01K3/00 

FIELD: electrical engineering; electric light source manufacture.

SUBSTANCE: proposed device for applying mirror coating onto part of lamp bulb inner surface has evacuation position with sealing ring, electrodes with evaporator fastened through sealed joint therein, as well as central and side parts of screen with their turning members; evacuation position has cap and base with sealing ring in-between; bulb is disposed as a whole within evacuation position and mounted on central part of screen; turning members of side screens are brought out beyond bulb and disposed inside evacuation position.

EFFECT: enlarged functional capabilities, operating reliability, and productivity in covering bulb with mirror coating; provision for preventing bulb destruction.

1 cl, 3 dwg