GASEOUS-DISCHARGE LAMP OPERATION METHOD FOR HORIZONTAL BURNING POSITION Russian patent published in 1994 - IPC

FIELD: operation of gaseous-discharge lamps meant for horizontal burning position. SUBSTANCE: lamp is started and discharge is maintained at first displacement of lamp about axis through angle of 70 to 100 deg. in operating time t_displτ(h) found from equation given in description of invention. Then lamp is disconnected from power supply. Lamp operating time till next displacement during its life period t_displτ(h) is found from expression given in description of invention. EFFECT: facilitated procedure. 1 tbl