| 摘要 |
PROBLEM TO BE SOLVED: To turn off a switch button with simple operation without falling-down of a lamp body or using a weight and prevent malfunctioning of an electric lamp and earlier exhausting of a battery by providing a holding member for holding the switch button in the body in a recess state and releasing means for releasing holding of the switch button due to this holding member together with swinging of an earthquake. SOLUTION: Switching means 12 is provided with a holding member 65 for holding a switch button 63 in a casing 12A, an inertial member 67 for releasing engagement with the switch button 63 by acting inertial force due to swinging of an earthquake or the like to the holding member, and a second engagement releasing member 68. As means for releasing engagement with the holding member 65 of the switch button 63, in addition to engagement releasing means 101, the second engagement releasing member 68 is provided, and thereby engagement of the holding member 65 for holding the switch button 63 in the body in the recess state can be released by certainly being operated by swinging due to an earthquake or the like. |
