| 摘要 |
PROBLEM TO BE SOLVED: To provide an inside-cylinder lighting system suitable for illuminating the inside of a cylinder, gap or the like. SOLUTION: A gripping part 1 houses two batteries 2. A switch 3 is formed in the gripping part 1, and a hook state terminal 4 is fixed to the gripping part 1. The left end of a synthetic resin tube 5 is interposed between the hook state terminal 4 and the gripping part 1 to support the tube 5. Each lead wire 7 of an electric bulb with lens 6 is passed through the inside of the tube 5, and introduced into the gripping part 1. When the switch 3 is turned on, each lead wire 7 of the electric bulb with lens 6 is connected to each battery 2, and the electric bulb with lens 6 is lit. |
