| 摘要 |
A bulb-type lamp 11 includes a base body 12, a heat pipe 13, a light-emitting body 14, a cap 16 and a lighting circuit 18. One end side of the heat pipe 13 protrudes from one end side of the base body 12, and the other end side of the heat pipe 13 is connected to the one end side of the base body 12. The light-emitting body 14 includes plural LED elements 43, is connected to the one end side of the heat pipe 13, and is attached to the heat pipe 13 to enable heat conduction. The cap 16 is provided at the other end side of the base body 12. The lighting circuit 18 is housed in the base body 12. |
