| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluorescent lamp type LED lighting system in which hanging-down of a center section is prevented. <P>SOLUTION: The LED lighting system is provided with a resin-made pipe 2, a circuit board 3 inserted into that, and an LED 4 mounted on the surface of the circuit board 3. The circuit board 3 is provided with a main circuit board 3A on which the LED 4 is mounted and a reinforcement board 3B of backbone shape which is installed so as to cross at right angles the main circuit board 3A. <P>COPYRIGHT: (C)2012,JPO&INPIT |
