发明名称 LIGHTING FIXTURE
摘要 PROBLEM TO BE SOLVED: To provide a lighting fixture capable of easily suppressing temperature rise of a light-emitting element and uniformalizing an image of light emitted from the light-emitting element, in a simple structure.SOLUTION: A lighting fixture is provided with a fitting part 4 opposed to a wiring fixture Cb arranged on a fixture-fitting face C, a substrate 21 located around the fitting part 4 and with a mounting face arranged to face a front face side, and light-emitting elements 22 which are mounted on the substrate 21 and aligned in a plurality of rows on circumferences of nearly concentric circles of different radiuses or on circumferences of polygons of different sizes having nearly the same center, and arranged shifted in a circumferential direction in the same number for each row between neighboring rows.
申请公布号 JP2013165079(A) 申请公布日期 2013.08.22
申请号 JP20130112474 申请日期 2013.05.29
申请人 TOSHIBA LIGHTING & TECHNOLOGY CORP 发明人 SUGISHITA NAOKI;YANAGIDA KOJI;YAMAMOTO JUNICHIRO;YOSHIDA KAZUFUMI;TAKAHARA YUICHIRO
分类号 F21S2/00;F21Y101/02 主分类号 F21S2/00
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