| 摘要 |
The power saving fluorescent lamp with triple tube type bulb is characterized in that right and left inside bulbs are placed in an outside bulb to form a vacuum unit, the diameter of the inside bulb being shorter diameter than that of the outside bulb and the length of the inside bulb being half of the outside bulb, the peripheral wheel of both ends of the outside bulb and the peripheral wheel of both ends of the right and left inside bulbs are thermally fused to be sealed, auxiliary vacuum bulbs which have a shorter diameter and length are placed at both ends of the internal of the right and left inside bulbs, the space between the peripheral wall of the auxiliary vacuum bulbs and the right and left inside bulbs are thermally fused by several fine tubes to connect the interior of each auxiliary vacuum bulb to the vacuum unit formed between the outside bulb and the right and left inside bulbs, and a fixing member is formed at the interior of the right and left auxiliary vacuum bulbs to have a leading wire and a discharging electrode.
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