Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB4601764A
Inventor
Yasuo Segawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co LtdfiledCriticalTokyo Shibaura Electric Co Ltd
Priority to GB4601764ApriorityCriticalpatent/GB1079565A/en
Publication of GB1079565ApublicationCriticalpatent/GB1079565A/en
H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
H05B41/02—Details
H05B41/04—Starting switches
Landscapes
Circuit Arrangements For Discharge Lamps
(AREA)
Abstract
1,079,565. Discharge lamp arrangements. TOKYO SHIBAURA ELECTRIC CO. Ltd. Nov. 11, 1964, No. 46017/64. Heading H2H. A starting circuit for a discharge lamp 2 comprises an autotransformer 1 connected across the supply 2, 5 by a switch 3 at a determined point in the A.C. cycle to increase the voltage at starting. The switch may be a mechanical interrupter, a pair of reverse parallel connected thyristors or a saturable choke. A transformer 16 is connected in parallel with the switch 3 to provide filament heating. A number of modifications are described in the Specification.
GB4601764A1964-11-111964-11-11A starting apparatus for discharge lamps
ExpiredGB1079565A
(en)
Breathing for two fluorescent lamps of any fast starting power a. F. And corrected strobascopic effect (Machine-translation by Google Translate, not legally binding)