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公开(公告)号:USD348531S
公开(公告)日:1994-07-05
申请号:US11702
申请日:1993-08-11
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公开(公告)号:US5188453A
公开(公告)日:1993-02-23
申请号:US646917
申请日:1991-01-28
CPC分类号: G02B6/0016 , G02B6/0031 , G02B6/0068 , G02B6/0095 , G09F2013/1831 , Y10S362/812
摘要: An internally illuminated sign in which a luminaire mounted on the border or periphery of the sign uniformly illuminates the face and/or face of the sign thereby eliminating any necessity for providing human access to the interior of the sign for maintenance and reclamping.
摘要翻译: 一个内部照明的标志,其中安装在标志的边界或周边上的照明装置均匀地照亮标志的表面和/或面部,从而消除了为维护和重新拉近而提供人体进入标志内部的必要性。
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公开(公告)号:USD307188S
公开(公告)日:1990-04-10
申请号:US7887
申请日:1987-01-28
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公开(公告)号:US4954935A
公开(公告)日:1990-09-04
申请号:US308166
申请日:1989-02-08
CPC分类号: F21V13/04 , G09F13/02 , Y10S362/812
摘要: A new and improved lighting system for illuminating signs such as billboards and the like which increases the amount of light illuminating the light from a light source by 15 to 20% as compared with previous systems and decreases the variance of illumination intensity by 50%.
摘要翻译: 一种用于照亮诸如广告牌等的迹象的新的和改进的照明系统,其将与来自光源的光照射光的量相比,与以前的系统相比增加了15至20%,并且将照明强度的变化减小了50%。
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