| 摘要 |
PCT No. PCT/KR96/00114 Sec. 371 Date Jul. 27, 1998 Sec. 102(e) Date Jul. 27, 1998 PCT Filed Jul. 24, 1996 PCT Pub. No. WO97/10608 PCT Pub. Date Mar. 20, 1997Ballast for a discharge lamp, which can make a sustained power supply to the discharge lamp, and method and apparatus for manufacturing the same, are disclosed. The ballast having a core assembly (4) with one pair of stacks of a plurality of cores (3) symmetrically inserted into a bobbin (2) wound with copper wire (1), and the ballast including one retainer (9) for surrounding and fixing the entire core assembly (4). |
