| 摘要 |
PROBLEM TO BE SOLVED: To suggest a safety mark for preventing collision against glass which does not spoil the beauty of a building and is excellent in visibility at night as well. SOLUTION: The safety mark for preventing collision against glass is constituted of a metal luminosity material and a luminous fluorescent material provided at a part of the metal luminosity material, constituted to be stuck to the surface of plate glass as well, the luminous fluorescent material emits light even in the case of a power failure at night, etc. and is excellent in visibility. In addition, the metal luminosity material is visually recognized in the daytime or while illumination hits, a passenger is prevented from collision against the plate glass, the luminous fluorescent material emits light and the safety mark is excellent in visibility in the case of the power failure at night, etc. In addition, power or the like is unnecessary for light emission and maintenance is unnecessary. COPYRIGHT: (C)2007,JPO&INPIT
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