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A fluorescent lamp and a lighting system 发明授权

2023-07-07 2080 115K 0

专利信息

申请日期 2026-04-22 申请号 JP2002096611
公开(公告)号 JP3678206B2 公开(公告)日 2005-08-03
公开国别 JP 申请人省市代码 全国
申请人 MATSUSHITA ELECTRIC IND CO LTD
简介 A lighting system includes a fluorescent lamp 4 and a main body 1 for attaching the fluorescent lamp 4 thereto. The main body 1 is provided with a socket assembly 6 for the attachment of the fluorescent lamp 4 , and an electronic ballast 7 for operating the fluorescent lamp 4 at dimmed levels (as well as at the full light level). The fluorescent lamp 4 is composed of a discharge tube formed of four U-shaped glass tubes that are connected together to form a square in plan view. Each glass tube has an inner diameter of 13.5 mm, and the discharge tube is filled with a rare gas containing neon and argon (at 50 : 50 ratio by volume).


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