LUMINESCENT LAMP

LUMINESCENT LAMP

  • CN 1,005,892 B
  • Filed: 02/20/1987
  • Issued: 11/22/1989
  • Est. Priority Date: 07/23/1986
  • Status: Active Grant
First Claim
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1. , one fluorescent lamp system, comprise that two ends have the fluorescent tube of negative electrode, one ballast of forming by inductor of connecting with fluorescent tube, there are two adjustable centre taps the centre that it is characterized in that said inductor, the one end lead-in wire of said inductor links with power supply, an other end lead-in wire and an one centre tap link with the first and second heater lead ends of said fluorescent tube one end respectively, another centre tap of said inductor links through the triple-filament lead end of a capacitor and the said fluorescent tube other end, the 4th heater lead of said fluorescent tube and another lead-in wire of power supply link, and the inductance value between each tap of said inductor is chosen for the crest voltage that can make said fluorescent lamp trigger electric arc and is about 1200 volts.

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