| 摘要 |
PROBLEM TO BE SOLVED: To provide a mouth metal capable of certainly ensuring safety in attaching and detaching operation of a lamp.SOLUTION: A mouth metal 1a comprises a first housing 20 storing an end part of a lamp main body and a second housing 22 comprising a pair of terminals 4a, 4b to be inserted into a socket. A projection piece 30a, mobile 30 and coil spring 32 are arranged at inner section of the housing. The projection piece 30a projects from the second housing 22. When the projection piece 30a is pushed, a switch operation member 36 is allowed to rotate but a switch is not turned on. When just the switch operation member 36 is rotated at a predetermined angle, the switch is turned on.SELECTED DRAWING: Figure 5 |
