| 摘要 |
In a gas discharge tube 1 in accordance with the present invention, one or both of the inner wall face 22A and outer wall face 22B of a side tube body 22 are provided with a coating 21 made of a glass material or ceramics. As a result, the side tube body 22 can be made of various materials regardless of properties of the gas filling the inside, whereby the gas discharge tube 1 can have a wider range of processed forms and smaller dimensions at the same time, and its mass production can freely be carried out. <IMAGE> |
