| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a compact self-ballasted fluorescent lamp. <P>SOLUTION: For the self-ballasted fluorescent lamp 1 provided with a lighting circuit 15 and a fluorescent tube 6, the lighting circuit 15 is arranged inside a globe 3 containing the fluorescent tube 6. The lamp is also provided with a circuit board 7 for fixing an electronic component 14 constituting the lighting circuit 15. The circuit board 7 divides the globe 3 into two zones of an upper part 12 and a lower part 13, and at the same time, the fluorescent tube 6 is arranged so as to be extended from the lower part 13 to the upper part 12 of the globe 3 in penetration of the circuit board 7. <P>COPYRIGHT: (C)2010,JPO&INPIT |
