| 摘要 |
<P>PROBLEM TO BE SOLVED: To facilitate anyone to replace a lamp by preventing a socket from being broken due to excessive screwing of the lamp. <P>SOLUTION: A stopper 130 (a body side locking part) is fixed on a luminaire body 100. A spring 230 (a socket side locking part) is to lock with the stopper 130. When the lamp is screwed to the end of a lamp socket 210 and if screwed further, a larger torque than a given torque is added to the lamp socket 210. Then, the spring 230 rotates in a given rotating direction and a damage to the lamp socket 210 is prevented. <P>COPYRIGHT: (C)2010,JPO&INPIT |
